Postcode,In Use?,Latitude,Longitude,Easting,Northing,Grid Ref,Introduced,Terminated,Parish,Altitude,Country,Last Updated,Quality,LSOA Code,LSOA Name,LSOA Code 2021,LSOA Name 2021
SG4 9AA,Yes,51.947929,-0.273757,518741,229122,TL187291,1980-01-01,,"North Hertfordshire, unparished area",76,England,2025-02-27,Within the building of the matched address closest to the postcode mean,E01023609,North Hertfordshire 013D,E01023609,North Hertfordshire 013D
SG4 9AB,Yes,51.946187,-0.274644,518685,228927,TL186289,1980-01-01,,"North Hertfordshire, unparished area",77,England,2025-02-27,Within the building of the matched address closest to the postcode mean,E01023606,North Hertfordshire 013A,E01023606,North Hertfordshire 013A
SG4 9AD,Yes,51.944078,-0.275554,518628,228691,TL186286,1980-01-01,,"North Hertfordshire, unparished area",85,England,2025-02-27,Within the building of the matched address closest to the postcode mean,E01023606,North Hertfordshire 013A,E01023606,North Hertfordshire 013A
SG4 9AE,Yes,51.943646,-0.276139,518589,228642,TL185286,1980-01-01,,"North Hertfordshire, unparished area",85,England,2025-02-27,Within the building of the matched address closest to the postcode mean,E01023606,North Hertfordshire 013A,E01023606,North Hertfordshire 013A
SG4 9AF,Yes,51.944520,-0.274432,518704,228742,TL187287,1980-01-01,,"North Hertfordshire, unparished area",86,England,2025-02-27,Within the building of the matched address closest to the postcode mean,E01023606,North Hertfordshire 013A,E01023606,North Hertfordshire 013A
SG4 9AG,Yes,51.945832,-0.272397,518840,228891,TL188288,1980-01-01,,"North Hertfordshire, unparished area",89,England,2025-02-27,Within the building of the matched address closest to the postcode mean,E01023606,North Hertfordshire 013A,E01023606,North Hertfordshire 013A
SG4 9AH,Yes,51.944062,-0.277426,518499,228686,TL184286,1980-01-01,,"North Hertfordshire, unparished area",77,England,2025-02-27,Within the building of the matched address closest to the postcode mean,E01023606,North Hertfordshire 013A,E01023606,North Hertfordshire 013A
SG4 9AJ,Yes,51.942418,-0.276296,518581,228505,TL185285,1980-01-01,,"North Hertfordshire, unparished area",88,England,2025-02-27,Within the building of the matched address closest to the postcode mean,E01023606,North Hertfordshire 013A,E01023606,North Hertfordshire 013A
SG4 9AL,Yes,51.941794,-0.276655,518558,228435,TL185284,1980-01-01,,"North Hertfordshire, unparished area",90,England,2025-02-27,Within the building of the matched address closest to the postcode mean,E01023615,North Hertfordshire 012E,E01023615,North Hertfordshire 012E
SG4 9AQ,Yes,51.946450,-0.272975,518799,228959,TL187289,1980-01-01,,"North Hertfordshire, unparished area",86,England,2025-02-27,Within the building of the matched address closest to the postcode mean,E01023606,North Hertfordshire 013A,E01023606,North Hertfordshire 013A
SG4 9BP,Yes,51.944516,-0.276018,518595,228739,TL185287,1983-01-01,,"North Hertfordshire, unparished area",79,England,2025-02-27,Within the building of the matched address closest to the postcode mean,E01023606,North Hertfordshire 013A,E01023606,North Hertfordshire 013A
SG4 9BS,Yes,51.943955,-0.276345,518574,228676,TL185286,1990-02-01,,"North Hertfordshire, unparished area",81,England,2025-02-27,Within the building of the matched address closest to the postcode mean,E01023606,North Hertfordshire 013A,E01023606,North Hertfordshire 013A
SG4 9BU,No,51.946137,-0.274175,518717,228922,TL187289,1990-02-01,2013-04-01,"North Hertfordshire, unparished area",81,England,2025-02-27,Within the building of the matched address closest to the postcode mean,E01023606,North Hertfordshire 013A,E01023606,North Hertfordshire 013A
SG4 9BW,Yes,51.944450,-0.275133,518656,228733,TL186287,1980-01-01,,"North Hertfordshire, unparished area",84,England,2025-02-27,Within the building of the matched address closest to the postcode mean,E01023606,North Hertfordshire 013A,E01023606,North Hertfordshire 013A
SG4 9BY,No,51.946698,-0.274459,518696,228984,TL186289,2005-10-01,2006-10-01,"North Hertfordshire, unparished area",77,England,2025-02-27,Imputed by ONS by reference to surrounding postcode grid references,E01023606,North Hertfordshire 013A,E01023606,North Hertfordshire 013A
SG4 9BZ,Yes,51.946714,-0.274420,518699,228986,TL186289,1990-02-01,,"North Hertfordshire, unparished area",77,England,2025-02-27,Within the building of the matched address closest to the postcode mean,E01023606,North Hertfordshire 013A,E01023606,North Hertfordshire 013A
SG4 9DA,Yes,51.942002,-0.275620,518629,228460,TL186284,1980-01-01,,"North Hertfordshire, unparished area",88,England,2025-02-27,Within the building of the matched address closest to the postcode mean,E01023606,North Hertfordshire 013A,E01023606,North Hertfordshire 013A
SG4 9DB,No,51.942681,-0.275791,518615,228535,TL186285,1980-01-01,1999-06-01,"North Hertfordshire, unparished area",88,England,2025-02-27,Within the building of the matched address closest to the postcode mean,E01023606,North Hertfordshire 013A,E01023606,North Hertfordshire 013A
SG4 9DD,Yes,51.942108,-0.274722,518690,228473,TL186284,1980-01-01,,"North Hertfordshire, unparished area",88,England,2025-02-27,Within the building of the matched address closest to the postcode mean,E01023606,North Hertfordshire 013A,E01023606,North Hertfordshire 013A
SG4 9DE,Yes,51.941631,-0.273044,518807,228423,TL188284,1980-01-01,,"North Hertfordshire, unparished area",85,England,2025-02-27,Within the building of the matched address closest to the postcode mean,E01023606,North Hertfordshire 013A,E01023606,North Hertfordshire 013A
SG4 9DG,Yes,51.940773,-0.268524,519120,228335,TL191283,1980-01-01,,"North Hertfordshire, unparished area",78,England,2025-02-27,Within the building of the matched address closest to the postcode mean,E01023606,North Hertfordshire 013A,E01023606,North Hertfordshire 013A
SG4 9DH,Yes,51.941131,-0.273878,518751,228366,TL187283,1980-01-01,,"North Hertfordshire, unparished area",87,England,2025-02-27,Within the building of the matched address closest to the postcode mean,E01023606,North Hertfordshire 013A,E01023606,North Hertfordshire 013A
SG4 9DJ,Yes,51.940930,-0.272905,518818,228345,TL188283,1980-01-01,,"North Hertfordshire, unparished area",86,England,2025-02-27,Within the building of the matched address closest to the postcode mean,E01023606,North Hertfordshire 013A,E01023606,North Hertfordshire 013A
SG4 9DN,Yes,51.940787,-0.271776,518896,228331,TL188283,1980-01-01,,"North Hertfordshire, unparished area",84,England,2025-02-27,Within the building of the matched address closest to the postcode mean,E01023606,North Hertfordshire 013A,E01023606,North Hertfordshire 013A
SG4 9DS,Yes,51.940993,-0.270581,518978,228356,TL189283,1980-01-01,,"North Hertfordshire, unparished area",81,England,2025-02-27,Within the building of the matched address closest to the postcode mean,E01023606,North Hertfordshire 013A,E01023606,North Hertfordshire 013A
SG4 9DT,Yes,51.940304,-0.268885,519096,228282,TL190282,1980-01-01,,"North Hertfordshire, unparished area",78,England,2025-02-27,Within the building of the matched address closest to the postcode mean,E01023606,North Hertfordshire 013A,E01023606,North Hertfordshire 013A
SG4 9DU,Yes,51.941089,-0.269626,519043,228368,TL190283,1980-01-01,,"North Hertfordshire, unparished area",79,England,2025-02-27,Within the building of the matched address closest to the postcode mean,E01023606,North Hertfordshire 013A,E01023606,North Hertfordshire 013A
SG4 9DX,Yes,51.940348,-0.267696,519178,228289,TL191282,1980-01-01,,"North Hertfordshire, unparished area",77,England,2025-02-27,Within the building of the matched address closest to the postcode mean,E01023608,North Hertfordshire 013C,E01023608,North Hertfordshire 013C
SG4 9DZ,Yes,51.939866,-0.265533,519328,228239,TL193282,1980-01-01,,"North Hertfordshire, unparished area",75,England,2025-02-27,Within the building of the matched address closest to the postcode mean,E01023608,North Hertfordshire 013C,E01023608,North Hertfordshire 013C
SG4 9EA,Yes,51.939659,-0.264872,519374,228217,TL193282,1980-01-01,,"North Hertfordshire, unparished area",73,England,2025-02-27,Within the building of the matched address closest to the postcode mean,E01023608,North Hertfordshire 013C,E01023608,North Hertfordshire 013C
SG4 9ER,Yes,51.943811,-0.277479,518496,228658,TL184286,2002-06-01,,"North Hertfordshire, unparished area",78,England,2025-02-27,Within the building of the matched address closest to the postcode mean,E01023606,North Hertfordshire 013A,E01023606,North Hertfordshire 013A
SG4 9FE,Yes,51.942337,-0.275156,518660,228498,TL186284,2008-06-01,,"North Hertfordshire, unparished area",88,England,2025-02-27,Within the building of the matched address closest to the postcode mean,E01023606,North Hertfordshire 013A,E01023606,North Hertfordshire 013A
SG4 9FL,Yes,51.945435,-0.263295,519467,228862,TL194288,2021-11-01,,"North Hertfordshire, unparished area",67,England,2025-02-27,Within the building of the matched address closest to the postcode mean,E01023608,North Hertfordshire 013C,E01023608,North Hertfordshire 013C
SG4 9FN,Yes,51.944569,-0.271040,518937,228753,TL189287,2022-02-01,,"North Hertfordshire, unparished area",89,England,2025-02-27,Within the building of the matched address closest to the postcode mean,E01023606,North Hertfordshire 013A,E01023606,North Hertfordshire 013A
SG4 9GB,No,51.946137,-0.274175,518717,228922,TL187289,2002-06-01,2005-10-01,"North Hertfordshire, unparished area",81,England,2025-02-27,Within the building of the matched address closest to the postcode mean,E01023606,North Hertfordshire 013A,E01023606,North Hertfordshire 013A
SG4 9GD,Yes,51.945638,-0.273996,518731,228867,TL187288,2005-07-01,,"North Hertfordshire, unparished area",84,England,2025-02-27,Within the building of the matched address closest to the postcode mean,E01023606,North Hertfordshire 013A,E01023606,North Hertfordshire 013A
SG4 9HA,Yes,51.941157,-0.271346,518925,228373,TL189283,1980-01-01,,"North Hertfordshire, unparished area",82,England,2025-02-27,Within the building of the matched address closest to the postcode mean,E01023606,North Hertfordshire 013A,E01023606,North Hertfordshire 013A
SG4 9HH,Yes,51.943167,-0.266220,519272,228605,TL192286,1980-01-01,,"North Hertfordshire, unparished area",91,England,2025-02-27,Within the building of the matched address closest to the postcode mean,E01023608,North Hertfordshire 013C,E01023608,North Hertfordshire 013C
SG4 9HJ,Yes,51.945719,-0.268536,519106,228885,TL191288,1993-08-01,,"North Hertfordshire, unparished area",95,England,2025-02-27,Within the building of the matched address closest to the postcode mean,E01023609,North Hertfordshire 013D,E01023609,North Hertfordshire 013D
SG4 9HL,No,51.945900,-0.271521,518900,228900,TL189288,1990-02-01,1990-12-01,"North Hertfordshire, unparished area",91,England,2025-02-27,Postcode terminated prior to Gridlink initiative - last known ONS postcode grid reference,E01023609,North Hertfordshire 013D,E01023609,North Hertfordshire 013D
SG4 9HN,Yes,51.945612,-0.270418,518977,228870,TL189288,1980-01-01,,"North Hertfordshire, unparished area",92,England,2025-02-27,Within the building of the matched address closest to the postcode mean,E01023609,North Hertfordshire 013D,E01023609,North Hertfordshire 013D
SG4 9HP,Yes,51.944459,-0.268303,519125,228745,TL191287,1980-01-01,,"North Hertfordshire, unparished area",93,England,2025-02-27,Within the building of the matched address closest to the postcode mean,E01023609,North Hertfordshire 013D,E01023609,North Hertfordshire 013D
SG4 9HR,Yes,51.943913,-0.268577,519108,228684,TL191286,1980-01-01,,"North Hertfordshire, unparished area",91,England,2025-02-27,Within the building of the matched address closest to the postcode mean,E01023609,North Hertfordshire 013D,E01023609,North Hertfordshire 013D
SG4 9HS,Yes,51.943139,-0.267204,519204,228600,TL192285,1980-01-01,,"North Hertfordshire, unparished area",89,England,2025-02-27,Within the building of the matched address closest to the postcode mean,E01023608,North Hertfordshire 013C,E01023608,North Hertfordshire 013C
SG4 9HT,Yes,51.942373,-0.266643,519245,228516,TL192285,1980-01-01,,"North Hertfordshire, unparished area",89,England,2025-02-27,Within the building of the matched address closest to the postcode mean,E01023608,North Hertfordshire 013C,E01023608,North Hertfordshire 013C
SG4 9HU,Yes,51.942761,-0.265924,519293,228560,TL192285,1980-01-01,,"North Hertfordshire, unparished area",92,England,2025-02-27,Within the building of the matched address closest to the postcode mean,E01023608,North Hertfordshire 013C,E01023608,North Hertfordshire 013C
SG4 9HW,Yes,51.945316,-0.269085,519069,228839,TL190288,1980-01-01,,"North Hertfordshire, unparished area",94,England,2025-02-27,Within the building of the matched address closest to the postcode mean,E01023609,North Hertfordshire 013D,E01023609,North Hertfordshire 013D
SG4 9HX,Yes,51.942543,-0.264594,519385,228538,TL193285,1980-01-01,,"North Hertfordshire, unparished area",91,England,2025-02-27,Within the building of the matched address closest to the postcode mean,E01023608,North Hertfordshire 013C,E01023608,North Hertfordshire 013C
SG4 9HY,Yes,51.940516,-0.263878,519440,228314,TL194283,1980-01-01,,"North Hertfordshire, unparished area",77,England,2025-02-27,Within the building of the matched address closest to the postcode mean,E01023608,North Hertfordshire 013C,E01023608,North Hertfordshire 013C
SG4 9HZ,Yes,51.939735,-0.262593,519530,228229,TL195282,1980-01-01,,"North Hertfordshire, unparished area",69,England,2025-02-27,Within the building of the matched address closest to the postcode mean,E01023608,North Hertfordshire 013C,E01023608,North Hertfordshire 013C
SG4 9JA,Yes,51.940793,-0.261947,519572,228348,TL195283,1980-01-01,,"North Hertfordshire, unparished area",73,England,2025-02-27,Within the building of the matched address closest to the postcode mean,E01023608,North Hertfordshire 013C,E01023608,North Hertfordshire 013C
SG4 9JB,Yes,51.940280,-0.261254,519621,228292,TL196282,1980-01-01,,"North Hertfordshire, unparished area",69,England,2025-02-27,Within the building of the matched address closest to the postcode mean,E01023608,North Hertfordshire 013C,E01023608,North Hertfordshire 013C
SG4 9JD,Yes,51.941291,-0.259716,519724,228407,TL197284,1980-01-01,,"North Hertfordshire, unparished area",68,England,2025-02-27,Within the building of the matched address closest to the postcode mean,E01023608,North Hertfordshire 013C,E01023608,North Hertfordshire 013C
SG4 9JE,Yes,51.939449,-0.262872,519512,228197,TL195281,1980-01-01,,"North Hertfordshire, unparished area",69,England,2025-02-27,Within the building of the matched address closest to the postcode mean,E01023608,North Hertfordshire 013C,E01023608,North Hertfordshire 013C
SG4 9JG,Yes,51.941420,-0.268499,519120,228407,TL191284,1980-01-01,,"North Hertfordshire, unparished area",79,England,2025-02-27,Within the building of the matched address closest to the postcode mean,E01023606,North Hertfordshire 013A,E01023606,North Hertfordshire 013A
SG4 9JH,Yes,51.942849,-0.268860,519091,228565,TL190285,1980-01-01,,"North Hertfordshire, unparished area",84,England,2025-02-27,Within the building of the matched address closest to the postcode mean,E01023606,North Hertfordshire 013A,E01023606,North Hertfordshire 013A
SG4 9JJ,Yes,51.943587,-0.269544,519042,228646,TL190286,1980-01-01,,"North Hertfordshire, unparished area",87,England,2025-02-27,Within the building of the matched address closest to the postcode mean,E01023606,North Hertfordshire 013A,E01023606,North Hertfordshire 013A
SG4 9JL,Yes,51.943592,-0.270641,518967,228645,TL189286,1980-01-01,,"North Hertfordshire, unparished area",86,England,2025-02-27,Within the building of the matched address closest to the postcode mean,E01023606,North Hertfordshire 013A,E01023606,North Hertfordshire 013A
SG4 9JN,Yes,51.943263,-0.271483,518910,228607,TL189286,1980-01-01,,"North Hertfordshire, unparished area",84,England,2025-02-27,Within the building of the matched address closest to the postcode mean,E01023606,North Hertfordshire 013A,E01023606,North Hertfordshire 013A
SG4 9JP,Yes,51.944465,-0.270543,518971,228742,TL189287,1980-01-01,,"North Hertfordshire, unparished area",90,England,2025-02-27,Within the building of the matched address closest to the postcode mean,E01023606,North Hertfordshire 013A,E01023606,North Hertfordshire 013A
SG4 9JQ,Yes,51.941716,-0.267833,519165,228441,TL191284,1980-01-01,,"North Hertfordshire, unparished area",82,England,2025-02-27,Within the building of the matched address closest to the postcode mean,E01023606,North Hertfordshire 013A,E01023606,North Hertfordshire 013A
SG4 9JR,Yes,51.945238,-0.271168,518926,228827,TL189288,1980-01-01,,"North Hertfordshire, unparished area",91,England,2025-02-27,Within the building of the matched address closest to the postcode mean,E01023609,North Hertfordshire 013D,E01023609,North Hertfordshire 013D
SG4 9JS,Yes,51.941915,-0.270161,519004,228459,TL190284,1980-01-01,,"North Hertfordshire, unparished area",80,England,2025-02-27,Within the building of the matched address closest to the postcode mean,E01023606,North Hertfordshire 013A,E01023606,North Hertfordshire 013A
SG4 9JT,No,51.942305,-0.271659,518900,228500,TL189284,1990-02-01,1994-05-01,"North Hertfordshire, unparished area",83,England,2025-02-27,Postcode terminated prior to Gridlink initiative - last known ONS postcode grid reference,E01023606,North Hertfordshire 013A,E01023606,North Hertfordshire 013A
SG4 9JU,No,51.944221,-0.266188,519271,228722,TL192287,1993-08-01,1999-12-01,"North Hertfordshire, unparished area",93,England,2025-02-27,Postcode sector mean (mainly PO Boxes),E01023608,North Hertfordshire 013C,E01023608,North Hertfordshire 013C
SG4 9JW,Yes,51.942810,-0.270505,518978,228558,TL189285,1980-01-01,,"North Hertfordshire, unparished area",82,England,2025-02-27,Within the building of the matched address closest to the postcode mean,E01023606,North Hertfordshire 013A,E01023606,North Hertfordshire 013A
SG4 9JX,No,51.945982,-0.273424,518769,228906,TL187289,1994-05-01,1997-06-01,"North Hertfordshire, unparished area",86,England,2025-02-27,Postcode terminated prior to Gridlink initiative - last known ONS postcode grid reference,E01023606,North Hertfordshire 013A,E01023606,North Hertfordshire 013A
SG4 9JZ,No,51.942305,-0.271659,518900,228500,TL189284,1995-01-01,1995-12-01,"North Hertfordshire, unparished area",83,England,2025-02-27,Postcode terminated prior to Gridlink initiative - last known ONS postcode grid reference,E01023606,North Hertfordshire 013A,E01023606,North Hertfordshire 013A
SG4 9LA,Yes,51.945049,-0.268170,519133,228811,TL191288,1980-01-01,,"North Hertfordshire, unparished area",94,England,2025-02-27,Within the building of the matched address closest to the postcode mean,E01023609,North Hertfordshire 013D,E01023609,North Hertfordshire 013D
SG4 9LB,Yes,51.945549,-0.267364,519187,228868,TL191288,1980-01-01,,"North Hertfordshire, unparished area",96,England,2025-02-27,Within the building of the matched address closest to the postcode mean,E01023609,North Hertfordshire 013D,E01023609,North Hertfordshire 013D
SG4 9LD,Yes,51.944881,-0.267021,519212,228794,TL192287,1980-01-01,,"North Hertfordshire, unparished area",94,England,2025-02-27,Within the building of the matched address closest to the postcode mean,E01023609,North Hertfordshire 013D,E01023609,North Hertfordshire 013D
SG4 9LE,Yes,51.945190,-0.266200,519268,228830,TL192288,1980-01-01,,"North Hertfordshire, unparished area",95,England,2025-02-27,Within the building of the matched address closest to the postcode mean,E01023608,North Hertfordshire 013C,E01023608,North Hertfordshire 013C
SG4 9LF,Yes,51.944576,-0.265883,519291,228762,TL192287,1980-01-01,,"North Hertfordshire, unparished area",94,England,2025-02-27,Within the building of the matched address closest to the postcode mean,E01023608,North Hertfordshire 013C,E01023608,North Hertfordshire 013C
SG4 9LG,Yes,51.944803,-0.264949,519355,228789,TL193287,1980-01-01,,"North Hertfordshire, unparished area",93,England,2025-02-27,Within the building of the matched address closest to the postcode mean,E01023608,North Hertfordshire 013C,E01023608,North Hertfordshire 013C
SG4 9LH,Yes,51.944318,-0.262523,519523,228739,TL195287,1980-01-01,,"North Hertfordshire, unparished area",86,England,2025-02-27,Within the building of the matched address closest to the postcode mean,E01023608,North Hertfordshire 013C,E01023608,North Hertfordshire 013C
SG4 9LJ,Yes,51.944045,-0.263509,519456,228707,TL194287,1980-01-01,,"North Hertfordshire, unparished area",88,England,2025-02-27,Within the building of the matched address closest to the postcode mean,E01023608,North Hertfordshire 013C,E01023608,North Hertfordshire 013C
SG4 9LL,Yes,51.943356,-0.263725,519443,228630,TL194286,1980-01-01,,"North Hertfordshire, unparished area",88,England,2025-02-27,Within the building of the matched address closest to the postcode mean,E01023608,North Hertfordshire 013C,E01023608,North Hertfordshire 013C
SG4 9LN,Yes,51.944013,-0.264427,519393,228702,TL193287,1980-01-01,,"North Hertfordshire, unparished area",90,England,2025-02-27,Within the building of the matched address closest to the postcode mean,E01023608,North Hertfordshire 013C,E01023608,North Hertfordshire 013C
SG4 9LP,Yes,51.944343,-0.266640,519240,228735,TL192287,1980-01-01,,"North Hertfordshire, unparished area",93,England,2025-02-27,Within the building of the matched address closest to the postcode mean,E01023608,North Hertfordshire 013C,E01023608,North Hertfordshire 013C
SG4 9LQ,Yes,51.944587,-0.263677,519443,228767,TL194287,1980-01-01,,"North Hertfordshire, unparished area",90,England,2025-02-27,Within the building of the matched address closest to the postcode mean,E01023608,North Hertfordshire 013C,E01023608,North Hertfordshire 013C
SG4 9LR,Yes,51.942723,-0.267779,519166,228553,TL191285,1980-01-01,,"North Hertfordshire, unparished area",87,England,2025-02-27,Within the building of the matched address closest to the postcode mean,E01023608,North Hertfordshire 013C,E01023608,North Hertfordshire 013C
SG4 9LS,Yes,51.942084,-0.267789,519167,228482,TL191284,1980-01-01,,"North Hertfordshire, unparished area",83,England,2025-02-27,Within the building of the matched address closest to the postcode mean,E01023606,North Hertfordshire 013A,E01023606,North Hertfordshire 013A
SG4 9LT,Yes,51.942156,-0.267132,519212,228491,TL192284,1980-01-01,,"North Hertfordshire, unparished area",86,England,2025-02-27,Within the building of the matched address closest to the postcode mean,E01023608,North Hertfordshire 013C,E01023608,North Hertfordshire 013C
SG4 9LU,Yes,51.941496,-0.264285,519409,228422,TL194284,1980-01-01,,"North Hertfordshire, unparished area",85,England,2025-02-27,Within the building of the matched address closest to the postcode mean,E01023608,North Hertfordshire 013C,E01023608,North Hertfordshire 013C
SG4 9LW,Yes,51.943777,-0.266109,519278,228673,TL192286,1980-01-01,,"North Hertfordshire, unparished area",92,England,2025-02-27,Within the building of the matched address closest to the postcode mean,E01023608,North Hertfordshire 013C,E01023608,North Hertfordshire 013C
SG4 9LX,Yes,51.941656,-0.261747,519583,228444,TL195284,1980-01-01,,"North Hertfordshire, unparished area",78,England,2025-02-27,Within the building of the matched address closest to the postcode mean,E01023608,North Hertfordshire 013C,E01023608,North Hertfordshire 013C
SG4 9LY,Yes,51.942884,-0.261525,519595,228581,TL195285,1980-01-01,,"North Hertfordshire, unparished area",79,England,2025-02-27,Within the building of the matched address closest to the postcode mean,E01023608,North Hertfordshire 013C,E01023608,North Hertfordshire 013C
SG4 9LZ,Yes,51.942543,-0.262761,519511,228541,TL195285,1980-01-01,,"North Hertfordshire, unparished area",85,England,2025-02-27,Within the building of the matched address closest to the postcode mean,E01023608,North Hertfordshire 013C,E01023608,North Hertfordshire 013C
SG4 9NA,Yes,51.944107,-0.261507,519593,228717,TL195287,1980-01-01,,"North Hertfordshire, unparished area",81,England,2025-02-27,Within the building of the matched address closest to the postcode mean,E01023608,North Hertfordshire 013C,E01023608,North Hertfordshire 013C
SG4 9NB,Yes,51.945262,-0.262487,519523,228844,TL195288,1980-01-01,,"North Hertfordshire, unparished area",90,England,2025-02-27,Within the building of the matched address closest to the postcode mean,E01023608,North Hertfordshire 013C,E01023608,North Hertfordshire 013C
SG4 9ND,No,51.944873,-0.262831,519500,228800,TL194288,1990-02-01,1990-12-01,"North Hertfordshire, unparished area",89,England,2025-02-27,Postcode terminated prior to Gridlink initiative - last known ONS postcode grid reference,E01023608,North Hertfordshire 013C,E01023608,North Hertfordshire 013C
SG4 9NF,No,51.944851,-0.261377,519600,228800,TL195287,1981-06-01,1990-12-01,"North Hertfordshire, unparished area",85,England,2025-02-27,Postcode terminated prior to Gridlink initiative - last known ONS postcode grid reference,E01023607,North Hertfordshire 013B,E01023607,North Hertfordshire 013B
SG4 9NG,Yes,51.945126,-0.261197,519612,228831,TL196288,1980-01-01,,"North Hertfordshire, unparished area",86,England,2025-02-27,Within the building of the matched address closest to the postcode mean,E01023607,North Hertfordshire 013B,E01023607,North Hertfordshire 013B
SG4 9NH,Yes,51.943862,-0.258883,519774,228694,TL197286,1980-01-01,,"North Hertfordshire, unparished area",77,England,2025-02-27,Within the building of the matched address closest to the postcode mean,E01023607,North Hertfordshire 013B,E01023607,North Hertfordshire 013B
SG4 9NJ,Yes,51.943425,-0.258688,519789,228646,TL197286,1980-01-01,,"North Hertfordshire, unparished area",74,England,2025-02-27,Within the building of the matched address closest to the postcode mean,E01023607,North Hertfordshire 013B,E01023607,North Hertfordshire 013B
SG4 9NL,Yes,51.944238,-0.256532,519935,228740,TL199287,1980-01-01,,"North Hertfordshire, unparished area",77,England,2025-02-27,Within the building of the matched address closest to the postcode mean,E01023607,North Hertfordshire 013B,E01023607,North Hertfordshire 013B
SG4 9NN,Yes,51.943513,-0.260875,519638,228652,TL196286,1980-01-01,,"North Hertfordshire, unparished area",78,England,2025-02-27,Within the building of the matched address closest to the postcode mean,E01023607,North Hertfordshire 013B,E01023607,North Hertfordshire 013B
SG4 9NP,Yes,51.943159,-0.256393,519947,228620,TL199286,1980-01-01,,"North Hertfordshire, unparished area",70,England,2025-02-27,Within the building of the matched address closest to the postcode mean,E01023607,North Hertfordshire 013B,E01023607,North Hertfordshire 013B
SG4 9NQ,Yes,51.944408,-0.260730,519646,228752,TL196287,1980-01-01,,"North Hertfordshire, unparished area",82,England,2025-02-27,Within the building of the matched address closest to the postcode mean,E01023607,North Hertfordshire 013B,E01023607,North Hertfordshire 013B
SG4 9NR,Yes,51.942372,-0.259712,519721,228527,TL197285,1980-01-01,,"North Hertfordshire, unparished area",72,England,2025-02-27,Within the building of the matched address closest to the postcode mean,E01023608,North Hertfordshire 013C,E01023608,North Hertfordshire 013C
SG4 9NS,Yes,51.941835,-0.258182,519828,228470,TL198284,1980-01-01,,"North Hertfordshire, unparished area",67,England,2025-02-27,Within the building of the matched address closest to the postcode mean,E01023608,North Hertfordshire 013C,E01023608,North Hertfordshire 013C
SG4 9NT,Yes,51.942538,-0.258286,519819,228548,TL198285,1980-01-01,,"North Hertfordshire, unparished area",68,England,2025-02-27,Within the building of the matched address closest to the postcode mean,E01023608,North Hertfordshire 013C,E01023608,North Hertfordshire 013C
SG4 9NU,Yes,51.942382,-0.256103,519969,228534,TL199285,1980-01-01,,"North Hertfordshire, unparished area",67,England,2025-02-27,Within the building of the matched address closest to the postcode mean,E01023608,North Hertfordshire 013C,E01023608,North Hertfordshire 013C
SG4 9NW,Yes,51.943118,-0.259209,519754,228611,TL197286,1980-01-01,,"North Hertfordshire, unparished area",72,England,2025-02-27,Within the building of the matched address closest to the postcode mean,E01023607,North Hertfordshire 013B,E01023607,North Hertfordshire 013B
SG4 9NX,Yes,51.943289,-0.254358,520087,228638,TL200286,1980-01-01,,"North Hertfordshire, unparished area",67,England,2025-02-27,Within the building of the matched address closest to the postcode mean,E01023607,North Hertfordshire 013B,E01023607,North Hertfordshire 013B
SG4 9NY,Yes,51.943986,-0.252817,520191,228718,TL201287,1980-01-01,,"North Hertfordshire, unparished area",67,England,2025-02-27,Within the building of the matched address closest to the postcode mean,E01023607,North Hertfordshire 013B,E01023607,North Hertfordshire 013B
SG4 9NZ,Yes,51.944124,-0.253504,520143,228732,TL201287,1980-01-01,,"North Hertfordshire, unparished area",67,England,2025-02-27,Within the building of the matched address closest to the postcode mean,E01023607,North Hertfordshire 013B,E01023607,North Hertfordshire 013B
SG4 9PA,Yes,51.944194,-0.254744,520058,228738,TL200287,1980-01-01,,"North Hertfordshire, unparished area",71,England,2025-02-27,Within the building of the matched address closest to the postcode mean,E01023607,North Hertfordshire 013B,E01023607,North Hertfordshire 013B
SG4 9PB,Yes,51.948592,-0.265122,519333,229210,TL193292,1980-01-01,,"North Hertfordshire, unparished area",91,England,2025-02-27,Within the building of the matched address closest to the postcode mean,E01023610,North Hertfordshire 013E,E01023610,North Hertfordshire 013E
SG4 9PD,Yes,51.946436,-0.261656,519577,228976,TL195289,1990-02-01,,"North Hertfordshire, unparished area",90,England,2025-02-27,Within the building of the matched address closest to the postcode mean,E01023610,North Hertfordshire 013E,E01023610,North Hertfordshire 013E
SG4 9PF,No,51.948149,-0.268510,519101,229155,TL191291,1993-08-01,1997-07-01,"North Hertfordshire, unparished area",88,England,2025-02-27,Postcode terminated prior to Gridlink initiative - last known ONS postcode grid reference,E01023609,North Hertfordshire 013D,E01023609,North Hertfordshire 013D
SG4 9PG,Yes,51.947143,-0.260648,519644,229056,TL196290,1980-01-01,,"North Hertfordshire, unparished area",86,England,2025-02-27,Within the building of the matched address closest to the postcode mean,E01023610,North Hertfordshire 013E,E01023610,North Hertfordshire 013E
SG4 9PH,Yes,51.946395,-0.267390,519183,228962,TL191289,1980-01-01,,"North Hertfordshire, unparished area",95,England,2025-02-27,Within the building of the matched address closest to the postcode mean,E01023609,North Hertfordshire 013D,E01023609,North Hertfordshire 013D
SG4 9PJ,Yes,51.947429,-0.265438,519314,229080,TL193290,1980-01-01,,"North Hertfordshire, unparished area",93,England,2025-02-27,Within the building of the matched address closest to the postcode mean,E01023609,North Hertfordshire 013D,E01023609,North Hertfordshire 013D
SG4 9PL,Yes,51.948445,-0.266147,519263,229192,TL192291,1980-01-01,,"North Hertfordshire, unparished area",88,England,2025-02-27,Within the building of the matched address closest to the postcode mean,E01023610,North Hertfordshire 013E,E01023610,North Hertfordshire 013E
SG4 9PN,Yes,51.946750,-0.265115,519338,229005,TL193290,1980-01-01,,"North Hertfordshire, unparished area",96,England,2025-02-27,Within the building of the matched address closest to the postcode mean,E01023609,North Hertfordshire 013D,E01023609,North Hertfordshire 013D
SG4 9PP,Yes,51.945583,-0.264773,519365,228876,TL193288,1980-01-01,,"North Hertfordshire, unparished area",95,England,2025-02-27,Within the building of the matched address closest to the postcode mean,E01023608,North Hertfordshire 013C,E01023608,North Hertfordshire 013C
SG4 9PR,Yes,51.946050,-0.263964,519419,228929,TL194289,1980-01-01,,"North Hertfordshire, unparished area",94,England,2025-02-27,Within the building of the matched address closest to the postcode mean,E01023609,North Hertfordshire 013D,E01023609,North Hertfordshire 013D
SG4 9PS,Yes,51.946817,-0.262441,519522,229017,TL195290,1980-01-01,,"North Hertfordshire, unparished area",92,England,2025-02-27,Within the building of the matched address closest to the postcode mean,E01023610,North Hertfordshire 013E,E01023610,North Hertfordshire 013E
SG4 9PT,Yes,51.946045,-0.261811,519567,228932,TL195289,1980-01-01,,"North Hertfordshire, unparished area",91,England,2025-02-27,Within the building of the matched address closest to the postcode mean,E01023608,North Hertfordshire 013C,E01023608,North Hertfordshire 013C
SG4 9PU,No,51.946649,-0.261307,519600,229000,TL195290,1980-01-01,1991-12-01,"North Hertfordshire, unparished area",89,England,2025-02-27,Postcode terminated prior to Gridlink initiative - last known ONS postcode grid reference,E01023610,North Hertfordshire 013E,E01023610,North Hertfordshire 013E
SG4 9PW,Yes,51.947431,-0.263887,519421,229083,TL194290,1980-01-01,,"North Hertfordshire, unparished area",93,England,2025-02-27,Within the building of the matched address closest to the postcode mean,E01023609,North Hertfordshire 013D,E01023609,North Hertfordshire 013D
SG4 9PX,Yes,51.945357,-0.259073,519757,228860,TL197288,1980-01-01,,"North Hertfordshire, unparished area",83,England,2025-02-27,Within the building of the matched address closest to the postcode mean,E01023610,North Hertfordshire 013E,E01023610,North Hertfordshire 013E
SG4 9PY,Yes,51.944745,-0.257327,519879,228795,TL198287,1980-01-01,,"North Hertfordshire, unparished area",80,England,2025-02-27,Within the building of the matched address closest to the postcode mean,E01023607,North Hertfordshire 013B,E01023607,North Hertfordshire 013B
SG4 9PZ,Yes,51.946147,-0.257913,519835,228950,TL198289,1980-01-01,,"North Hertfordshire, unparished area",81,England,2025-02-27,Within the building of the matched address closest to the postcode mean,E01023607,North Hertfordshire 013B,E01023607,North Hertfordshire 013B
SG4 9QA,Yes,51.946700,-0.256989,519897,229013,TL198290,1980-01-01,,"North Hertfordshire, unparished area",77,England,2025-02-27,Within the building of the matched address closest to the postcode mean,E01023607,North Hertfordshire 013B,E01023607,North Hertfordshire 013B
SG4 9QB,Yes,51.947714,-0.258667,519779,229123,TL197291,1980-01-01,,"North Hertfordshire, unparished area",81,England,2025-02-27,Within the building of the matched address closest to the postcode mean,E01023607,North Hertfordshire 013B,E01023607,North Hertfordshire 013B
SG4 9QD,Yes,51.946343,-0.258845,519770,228970,TL197289,1980-01-01,,"North Hertfordshire, unparished area",84,England,2025-02-27,Within the building of the matched address closest to the postcode mean,E01023607,North Hertfordshire 013B,E01023607,North Hertfordshire 013B
SG4 9QE,Yes,51.946946,-0.259506,519723,229036,TL197290,1980-01-01,,"North Hertfordshire, unparished area",85,England,2025-02-27,Within the building of the matched address closest to the postcode mean,E01023607,North Hertfordshire 013B,E01023607,North Hertfordshire 013B
SG4 9QF,Yes,51.946377,-0.259921,519696,228972,TL196289,1980-01-01,,"North Hertfordshire, unparished area",86,England,2025-02-27,Within the building of the matched address closest to the postcode mean,E01023610,North Hertfordshire 013E,E01023610,North Hertfordshire 013E
SG4 9QG,Yes,51.945419,-0.256122,519960,228872,TL199288,1980-01-01,,"North Hertfordshire, unparished area",77,England,2025-02-27,Within the building of the matched address closest to the postcode mean,E01023607,North Hertfordshire 013B,E01023607,North Hertfordshire 013B
SG4 9QH,Yes,51.945927,-0.255064,520031,228930,TL200289,1980-01-01,,"North Hertfordshire, unparished area",74,England,2025-02-27,Within the building of the matched address closest to the postcode mean,E01023607,North Hertfordshire 013B,E01023607,North Hertfordshire 013B
SG4 9QJ,Yes,51.944793,-0.253187,520163,228807,TL201288,1980-01-01,,"North Hertfordshire, unparished area",68,England,2025-02-27,Within the building of the matched address closest to the postcode mean,E01023607,North Hertfordshire 013B,E01023607,North Hertfordshire 013B
SG4 9QP,Yes,51.946129,-0.256051,519963,228951,TL199289,1980-01-01,,"North Hertfordshire, unparished area",77,England,2025-02-27,Within the building of the matched address closest to the postcode mean,E01023607,North Hertfordshire 013B,E01023607,North Hertfordshire 013B
SG4 9QQ,Yes,51.944850,-0.254748,520056,228811,TL200288,1980-01-01,,"North Hertfordshire, unparished area",72,England,2025-02-27,Within the building of the matched address closest to the postcode mean,E01023607,North Hertfordshire 013B,E01023607,North Hertfordshire 013B
SG4 9QR,Yes,51.947186,-0.256374,519938,229068,TL199290,1980-01-01,,"North Hertfordshire, unparished area",75,England,2025-02-27,Within the building of the matched address closest to the postcode mean,E01023610,North Hertfordshire 013E,E01023610,North Hertfordshire 013E
SG4 9QS,Yes,51.947002,-0.257341,519872,229046,TL198290,1980-01-01,,"North Hertfordshire, unparished area",78,England,2025-02-27,Within the building of the matched address closest to the postcode mean,E01023607,North Hertfordshire 013B,E01023607,North Hertfordshire 013B
SG4 9QT,No,51.945729,-0.259888,519700,228900,TL196289,1980-01-01,1981-12-01,"North Hertfordshire, unparished area",86,England,2025-02-27,Postcode terminated prior to Gridlink initiative - last known ONS postcode grid reference,E01023610,North Hertfordshire 013E,E01023610,North Hertfordshire 013E
SG4 9QU,No,51.948468,-0.262692,519500,229200,TL194292,1990-07-01,1991-12-01,"North Hertfordshire, unparished area",90,England,2025-02-27,Postcode terminated prior to Gridlink initiative - last known ONS postcode grid reference,E01023610,North Hertfordshire 013E,E01023610,North Hertfordshire 013E
SG4 9QW,Yes,51.947632,-0.257360,519869,229116,TL198291,1980-01-01,,"North Hertfordshire, unparished area",77,England,2025-02-27,Within the building of the matched address closest to the postcode mean,E01023610,North Hertfordshire 013E,E01023610,North Hertfordshire 013E
SG4 9RH,Yes,51.949946,-0.267204,519186,229357,TL191293,1980-01-01,,"North Hertfordshire, unparished area",79,England,2025-02-27,Within the building of the matched address closest to the postcode mean,E01023609,North Hertfordshire 013D,E01023609,North Hertfordshire 013D
SG4 9RJ,Yes,51.948157,-0.267380,519179,229158,TL191291,1980-01-01,,"North Hertfordshire, unparished area",87,England,2025-02-27,Within the building of the matched address closest to the postcode mean,E01023609,North Hertfordshire 013D,E01023609,North Hertfordshire 013D
SG4 9RL,Yes,51.946986,-0.267207,519194,229028,TL191290,1980-01-01,,"North Hertfordshire, unparished area",92,England,2025-02-27,Within the building of the matched address closest to the postcode mean,E01023609,North Hertfordshire 013D,E01023609,North Hertfordshire 013D
SG4 9RP,No,51.949473,-0.269929,519000,229300,TL189292,1995-01-01,1996-12-01,"North Hertfordshire, unparished area",84,England,2025-02-27,Postcode terminated prior to Gridlink initiative - last known ONS postcode grid reference,E01023609,North Hertfordshire 013D,E01023609,North Hertfordshire 013D
SG4 9RQ,Yes,51.949398,-0.267361,519177,229296,TL191292,1980-01-01,,"North Hertfordshire, unparished area",82,England,2025-02-27,Within the building of the matched address closest to the postcode mean,E01023609,North Hertfordshire 013D,E01023609,North Hertfordshire 013D
SG4 9RR,No,51.949473,-0.269929,519000,229300,TL189292,1980-01-01,1990-12-01,"North Hertfordshire, unparished area",84,England,2025-02-27,Postcode terminated prior to Gridlink initiative - last known ONS postcode grid reference,E01023609,North Hertfordshire 013D,E01023609,North Hertfordshire 013D
SG4 9RS,Yes,51.947938,-0.269435,519038,229130,TL190291,1980-01-01,,"North Hertfordshire, unparished area",93,England,2025-02-27,Within the building of the matched address closest to the postcode mean,E01023609,North Hertfordshire 013D,E01023609,North Hertfordshire 013D
SG4 9RT,Yes,51.948217,-0.272019,518860,229157,TL188291,1980-01-01,,"North Hertfordshire, unparished area",90,England,2025-02-27,Within the building of the matched address closest to the postcode mean,E01023609,North Hertfordshire 013D,E01023609,North Hertfordshire 013D
SG4 9RU,Yes,51.947514,-0.268753,519086,229084,TL190290,1980-01-01,,"North Hertfordshire, unparished area",93,England,2025-02-27,Within the building of the matched address closest to the postcode mean,E01023609,North Hertfordshire 013D,E01023609,North Hertfordshire 013D
SG4 9RW,Yes,51.949213,-0.268853,519075,229273,TL190292,1980-01-01,,"North Hertfordshire, unparished area",83,England,2025-02-27,Within the building of the matched address closest to the postcode mean,E01023609,North Hertfordshire 013D,E01023609,North Hertfordshire 013D
SG4 9RX,No,51.947524,-0.268810,519082,229085,TL190290,1980-01-01,2002-07-01,"North Hertfordshire, unparished area",93,England,2025-02-27,Within the building of the matched address closest to the postcode mean,E01023609,North Hertfordshire 013D,E01023609,North Hertfordshire 013D
SG4 9RY,Yes,51.946807,-0.269688,519024,229004,TL190290,1980-01-01,,"North Hertfordshire, unparished area",95,England,2025-02-27,Within the building of the matched address closest to the postcode mean,E01023609,North Hertfordshire 013D,E01023609,North Hertfordshire 013D
SG4 9RZ,Yes,51.946027,-0.269159,519062,228918,TL190289,1980-01-01,,"North Hertfordshire, unparished area",94,England,2025-02-27,Within the building of the matched address closest to the postcode mean,E01023609,North Hertfordshire 013D,E01023609,North Hertfordshire 013D
SG4 9SA,Yes,51.945883,-0.269287,519054,228902,TL190289,1980-01-01,,"North Hertfordshire, unparished area",94,England,2025-02-27,Within the building of the matched address closest to the postcode mean,E01023609,North Hertfordshire 013D,E01023609,North Hertfordshire 013D
SG4 9SB,Yes,51.947644,-0.274582,518685,229089,TL186290,1980-01-01,,"North Hertfordshire, unparished area",73,England,2025-02-27,Within the building of the matched address closest to the postcode mean,E01023609,North Hertfordshire 013D,E01023609,North Hertfordshire 013D
SG4 9SD,Yes,51.946843,-0.272678,518818,229003,TL188290,1980-01-01,,"North Hertfordshire, unparished area",85,England,2025-02-27,Within the building of the matched address closest to the postcode mean,E01023606,North Hertfordshire 013A,E01023606,North Hertfordshire 013A
SG4 9SE,Yes,51.947595,-0.274279,518706,229084,TL187290,1980-01-01,,"North Hertfordshire, unparished area",74,England,2025-02-27,Within the building of the matched address closest to the postcode mean,E01023609,North Hertfordshire 013D,E01023609,North Hertfordshire 013D
SG4 9SG,Yes,51.950360,-0.270380,518967,229398,TL189293,1990-07-01,,"North Hertfordshire, unparished area",75,England,2025-02-27,Within the building of the matched address closest to the postcode mean,E01023609,North Hertfordshire 013D,E01023609,North Hertfordshire 013D
SG4 9SJ,Yes,51.946699,-0.267888,519148,228995,TL191289,1980-01-01,,"North Hertfordshire, unparished area",94,England,2025-02-27,Within the building of the matched address closest to the postcode mean,E01023609,North Hertfordshire 013D,E01023609,North Hertfordshire 013D
SG4 9SL,Yes,51.949444,-0.269741,519013,229297,TL190292,2006-09-01,,"North Hertfordshire, unparished area",85,England,2025-02-27,Within the building of the matched address closest to the postcode mean,E01023609,North Hertfordshire 013D,E01023609,North Hertfordshire 013D
SG4 9SZ,No,51.945545,-0.275521,518626,228854,TL186288,1980-01-01,2005-05-01,"North Hertfordshire, unparished area",76,England,2025-02-27,Within the building of the matched address closest to the postcode mean,E01023606,North Hertfordshire 013A,E01023606,North Hertfordshire 013A
SG4 9TB,Yes,51.946732,-0.275549,518621,228986,TL186289,2002-07-01,,"North Hertfordshire, unparished area",72,England,2025-02-27,Within the building of the matched address closest to the postcode mean,E01023609,North Hertfordshire 013D,E01023609,North Hertfordshire 013D
SG4 9TE,Yes,51.946007,-0.275262,518643,228906,TL186289,2003-01-01,,"North Hertfordshire, unparished area",75,England,2025-02-27,Within the building of the matched address closest to the postcode mean,E01023606,North Hertfordshire 013A,E01023606,North Hertfordshire 013A
SG4 9TL,Yes,51.948264,-0.274530,518687,229158,TL186291,1980-01-01,,"North Hertfordshire, unparished area",71,England,2025-02-27,Within the building of the matched address closest to the postcode mean,E01023609,North Hertfordshire 013D,E01023609,North Hertfordshire 013D
SG4 9TN,Yes,51.948104,-0.274681,518677,229140,TL186291,1980-01-01,,"North Hertfordshire, unparished area",71,England,2025-02-27,Within the building of the matched address closest to the postcode mean,E01023609,North Hertfordshire 013D,E01023609,North Hertfordshire 013D
SG4 9TP,Yes,51.946965,-0.275467,518626,229012,TL186290,1980-01-01,,"North Hertfordshire, unparished area",72,England,2025-02-27,Within the building of the matched address closest to the postcode mean,E01023609,North Hertfordshire 013D,E01023609,North Hertfordshire 013D
SG4 9TQ,No,51.945964,-0.275884,518600,228900,TL185288,1980-01-01,1996-12-01,"North Hertfordshire, unparished area",72,England,2025-02-27,Postcode terminated prior to Gridlink initiative - last known ONS postcode grid reference,E01023606,North Hertfordshire 013A,E01023606,North Hertfordshire 013A
SG4 9TR,No,51.946885,-0.275557,518620,229003,TL186290,1980-01-01,2000-06-01,"North Hertfordshire, unparished area",72,England,2025-02-27,Within the building of the matched address closest to the postcode mean,E01023609,North Hertfordshire 013D,E01023609,North Hertfordshire 013D
SG4 9TS,Yes,51.946336,-0.275613,518618,228942,TL186289,1980-01-01,,"North Hertfordshire, unparished area",72,England,2025-02-27,Within the building of the matched address closest to the postcode mean,E01023606,North Hertfordshire 013A,E01023606,North Hertfordshire 013A
SG4 9TT,Yes,51.945392,-0.275498,518628,228837,TL186288,2006-09-01,,"North Hertfordshire, unparished area",77,England,2025-02-27,Within the building of the matched address closest to the postcode mean,E01023606,North Hertfordshire 013A,E01023606,North Hertfordshire 013A
SG4 9TW,Yes,51.947282,-0.275004,518657,229048,TL186290,1980-01-01,,"North Hertfordshire, unparished area",73,England,2025-02-27,Within the building of the matched address closest to the postcode mean,E01023609,North Hertfordshire 013D,E01023609,North Hertfordshire 013D
SG4 9TX,Yes,51.945329,-0.276126,518585,228829,TL185288,1980-01-01,,"North Hertfordshire, unparished area",73,England,2025-02-27,Within the building of the matched address closest to the postcode mean,E01023606,North Hertfordshire 013A,E01023606,North Hertfordshire 013A
SG4 9TY,Yes,51.947282,-0.275018,518656,229048,TL186290,2002-09-01,,"North Hertfordshire, unparished area",73,England,2025-02-27,Within the building of the matched address closest to the postcode mean,E01023609,North Hertfordshire 013D,E01023609,North Hertfordshire 013D
SG4 9TZ,Yes,51.944995,-0.276619,518552,228791,TL185287,1980-01-01,,"North Hertfordshire, unparished area",72,England,2025-02-27,Within the building of the matched address closest to the postcode mean,E01023606,North Hertfordshire 013A,E01023606,North Hertfordshire 013A
SG4 9UA,Yes,51.946181,-0.274222,518714,228927,TL187289,2015-07-01,,"North Hertfordshire, unparished area",80,England,2025-02-27,Within the building of the matched address closest to the postcode mean,E01023606,North Hertfordshire 013A,E01023606,North Hertfordshire 013A
SG4 9UX,No,51.944186,-0.266218,519269,228718,TL192287,1995-12-01,1997-12-01,"North Hertfordshire, unparished area",93,England,2025-02-27,Postcode sector mean (mainly PO Boxes),E01023608,North Hertfordshire 013C,E01023608,North Hertfordshire 013C
SG4 9XB,No,51.944186,-0.266218,519269,228718,TL192287,1996-12-01,1997-12-01,"North Hertfordshire, unparished area",93,England,2025-02-27,Postcode sector mean (mainly PO Boxes),E01023608,North Hertfordshire 013C,E01023608,North Hertfordshire 013C
SG4 9XD,No,51.944186,-0.266218,519269,228718,TL192287,1996-12-01,1997-12-01,"North Hertfordshire, unparished area",93,England,2025-02-27,Postcode sector mean (mainly PO Boxes),E01023608,North Hertfordshire 013C,E01023608,North Hertfordshire 013C
SG4 9XH,No,51.944221,-0.266188,519271,228722,TL192287,1997-06-01,1999-12-01,"North Hertfordshire, unparished area",93,England,2025-02-27,Postcode sector mean (mainly PO Boxes),E01023608,North Hertfordshire 013C,E01023608,North Hertfordshire 013C
SG4 9XJ,No,51.944186,-0.266218,519269,228718,TL192287,1997-06-01,1997-12-01,"North Hertfordshire, unparished area",93,England,2025-02-27,Postcode sector mean (mainly PO Boxes),E01023608,North Hertfordshire 013C,E01023608,North Hertfordshire 013C
SG4 9XL,No,51.944221,-0.266188,519271,228722,TL192287,1997-12-01,2000-06-01,"North Hertfordshire, unparished area",93,England,2025-02-27,Postcode sector mean (mainly PO Boxes),E01023608,North Hertfordshire 013C,E01023608,North Hertfordshire 013C
SG4 9XN,No,51.944221,-0.266188,519271,228722,TL192287,1997-12-01,1998-12-01,"North Hertfordshire, unparished area",93,England,2025-02-27,Postcode sector mean (mainly PO Boxes),E01023608,North Hertfordshire 013C,E01023608,North Hertfordshire 013C
SG4 9XP,No,51.944221,-0.266188,519271,228722,TL192287,1998-06-01,1999-06-01,"North Hertfordshire, unparished area",93,England,2025-02-27,Postcode sector mean (mainly PO Boxes),E01023608,North Hertfordshire 013C,E01023608,North Hertfordshire 013C
SG4 9XT,No,51.944221,-0.266188,519271,228722,TL192287,1998-06-01,2001-01-01,"North Hertfordshire, unparished area",93,England,2025-02-27,Postcode sector mean (mainly PO Boxes),E01023608,North Hertfordshire 013C,E01023608,North Hertfordshire 013C
SG4 9XU,No,51.944221,-0.266188,519271,228722,TL192287,1998-12-01,1999-12-01,"North Hertfordshire, unparished area",93,England,2025-02-27,Postcode sector mean (mainly PO Boxes),E01023608,North Hertfordshire 013C,E01023608,North Hertfordshire 013C
SG4 9XW,No,51.944221,-0.266188,519271,228722,TL192287,1997-12-01,1998-12-01,"North Hertfordshire, unparished area",93,England,2025-02-27,Postcode sector mean (mainly PO Boxes),E01023608,North Hertfordshire 013C,E01023608,North Hertfordshire 013C
SG4 9XX,No,51.944221,-0.266188,519271,228722,TL192287,1999-06-01,2000-06-01,"North Hertfordshire, unparished area",93,England,2025-02-27,Postcode sector mean (mainly PO Boxes),E01023608,North Hertfordshire 013C,E01023608,North Hertfordshire 013C
SG4 9YJ,Yes,51.942881,-0.268166,519139,228570,TL191285,1999-06-01,,"North Hertfordshire, unparished area",86,England,2025-02-27,Within the building of the matched address closest to the postcode mean,E01023606,North Hertfordshire 013A,E01023606,North Hertfordshire 013A
SG4 9YR,No,51.944221,-0.266188,519271,228722,TL192287,1999-12-01,2001-01-01,"North Hertfordshire, unparished area",93,England,2025-02-27,Postcode sector mean (mainly PO Boxes),E01023608,North Hertfordshire 013C,E01023608,North Hertfordshire 013C
SG4 9ZQ,No,51.944265,-0.266724,519234,228726,TL192287,2003-06-01,2004-08-01,"North Hertfordshire, unparished area",93,England,2025-02-27,Postcode sector mean (mainly PO Boxes),E01023608,North Hertfordshire 013C,E01023608,North Hertfordshire 013C