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
HP3 8AA,Yes,51.731405,-0.452134,506993,204766,TL069047,1980-01-01,,Nash Mills,84,England,2025-07-23,Within the building of the matched address closest to the postcode mean,E01023414,Dacorum 020E,E01023414,Dacorum 020E
HP3 8AB,Yes,51.732570,-0.451820,507012,204896,TL070048,1980-01-01,,Nash Mills,92,England,2025-07-23,Within the building of the matched address closest to the postcode mean,E01023414,Dacorum 020E,E01023414,Dacorum 020E
HP3 8AD,Yes,51.731283,-0.451053,507068,204754,TL070047,1980-01-01,,Nash Mills,87,England,2025-07-23,Within the building of the matched address closest to the postcode mean,E01023414,Dacorum 020E,E01023414,Dacorum 020E
HP3 8AE,Yes,51.732124,-0.452095,506994,204846,TL069048,1980-01-01,,Nash Mills,89,England,2025-07-23,Within the building of the matched address closest to the postcode mean,E01023414,Dacorum 020E,E01023414,Dacorum 020E
HP3 8AF,Yes,51.732157,-0.450516,507103,204852,TL071048,1980-01-01,,Nash Mills,95,England,2025-07-23,Within the building of the matched address closest to the postcode mean,E01023414,Dacorum 020E,E01023414,Dacorum 020E
HP3 8AG,Yes,51.733005,-0.451443,507037,204945,TL070049,1980-01-01,,Nash Mills,97,England,2025-07-23,Within the building of the matched address closest to the postcode mean,E01023414,Dacorum 020E,E01023414,Dacorum 020E
HP3 8AH,Yes,51.733550,-0.450439,507105,205007,TL071050,1980-01-01,,Nash Mills,104,England,2025-07-23,Within the building of the matched address closest to the postcode mean,E01023414,Dacorum 020E,E01023414,Dacorum 020E
HP3 8AJ,Yes,51.733928,-0.449832,507146,205050,TL071050,1980-01-01,,Nash Mills,109,England,2025-07-23,Within the building of the matched address closest to the postcode mean,E01023414,Dacorum 020E,E01023414,Dacorum 020E
HP3 8AL,Yes,51.734414,-0.451192,507051,205102,TL070051,1980-01-01,,Nash Mills,104,England,2025-07-23,Within the building of the matched address closest to the postcode mean,E01023415,Dacorum 020F,E01023415,Dacorum 020F
HP3 8AN,Yes,51.733687,-0.452665,506951,205019,TL069050,1980-01-01,,Nash Mills,93,England,2025-07-23,Within the building of the matched address closest to the postcode mean,E01023414,Dacorum 020E,E01023414,Dacorum 020E
HP3 8AP,Yes,51.733414,-0.454441,506829,204986,TL068049,1980-01-01,,Nash Mills,85,England,2025-07-23,Within the building of the matched address closest to the postcode mean,E01023414,Dacorum 020E,E01023414,Dacorum 020E
HP3 8AQ,Yes,51.733640,-0.451870,507006,205015,TL070050,1980-01-01,,Nash Mills,99,England,2025-07-23,Within the building of the matched address closest to the postcode mean,E01023415,Dacorum 020F,E01023415,Dacorum 020F
HP3 8AR,Yes,51.732565,-0.454180,506849,204892,TL068048,1980-01-01,,Nash Mills,82,England,2025-07-23,Within the building of the matched address closest to the postcode mean,E01023414,Dacorum 020E,E01023414,Dacorum 020E
HP3 8AS,No,51.731718,-0.452008,507001,204801,TL070048,1993-08-01,1994-12-01,Nash Mills,87,England,2025-07-23,Postcode terminated prior to Gridlink initiative - last known ONS postcode grid reference,E01023414,Dacorum 020E,E01023414,Dacorum 020E
HP3 8AW,Yes,51.734268,-0.455831,506731,205079,TL067050,1980-01-01,,"Dacorum, unparished area",86,England,2025-07-23,Within the building of the matched address closest to the postcode mean,E01023415,Dacorum 020F,E01023415,Dacorum 020F
HP3 8AX,Yes,51.731042,-0.449193,507197,204730,TL071047,1980-01-01,,Nash Mills,89,England,2025-07-23,Within the building of the matched address closest to the postcode mean,E01023415,Dacorum 020F,E01023415,Dacorum 020F
HP3 8AY,Yes,51.731398,-0.450281,507121,204768,TL071047,1980-01-01,,Nash Mills,90,England,2025-07-23,Within the building of the matched address closest to the postcode mean,E01023414,Dacorum 020E,E01023414,Dacorum 020E
HP3 8AZ,Yes,51.732276,-0.448658,507231,204868,TL072048,1980-01-01,,Nash Mills,99,England,2025-07-23,Within the building of the matched address closest to the postcode mean,E01023415,Dacorum 020F,E01023415,Dacorum 020F
HP3 8BA,Yes,51.732929,-0.449736,507155,204939,TL071049,1980-01-01,,Nash Mills,104,England,2025-07-23,Within the building of the matched address closest to the postcode mean,E01023414,Dacorum 020E,E01023414,Dacorum 020E
HP3 8BB,Yes,51.733840,-0.448590,507232,205042,TL072050,1980-01-01,,Nash Mills,111,England,2025-07-23,Within the building of the matched address closest to the postcode mean,E01023415,Dacorum 020F,E01023415,Dacorum 020F
HP3 8BD,Yes,51.734689,-0.449575,507162,205135,TL071051,1980-01-01,,Nash Mills,112,England,2025-07-23,Within the building of the matched address closest to the postcode mean,E01023414,Dacorum 020E,E01023414,Dacorum 020E
HP3 8BE,Yes,51.735589,-0.448240,507252,205237,TL072052,1980-01-01,,Nash Mills,119,England,2025-07-23,Within the building of the matched address closest to the postcode mean,E01023415,Dacorum 020F,E01023415,Dacorum 020F
HP3 8BF,No,51.736155,-0.447511,507301,205301,TL073053,1993-08-01,1995-07-01,Nash Mills,122,England,2025-07-23,Postcode terminated prior to Gridlink initiative - last known ONS postcode grid reference,E01023415,Dacorum 020F,E01023415,Dacorum 020F
HP3 8BG,No,51.737034,-0.446033,507401,205401,TL074054,1991-01-01,1994-05-01,"Dacorum, unparished area",127,England,2025-07-23,Postcode terminated prior to Gridlink initiative - last known ONS postcode grid reference,E01023415,Dacorum 020F,E01023415,Dacorum 020F
HP3 8BH,Yes,51.738496,-0.442362,507651,205569,TL076055,1980-01-01,,"Dacorum, unparished area",130,England,2025-07-23,Within the building of the matched address closest to the postcode mean,E01023415,Dacorum 020F,E01023415,Dacorum 020F
HP3 8BJ,No,51.737856,-0.440211,507802,205501,TL078055,1980-01-01,1995-01-01,Nash Mills,119,England,2025-07-23,Postcode terminated prior to Gridlink initiative - last known ONS postcode grid reference,E01023415,Dacorum 020F,E01023415,Dacorum 020F
HP3 8BP,Yes,51.733450,-0.447010,507342,205001,TL073050,1980-01-01,,Nash Mills,106,England,2025-07-23,Within the building of the matched address closest to the postcode mean,E01023415,Dacorum 020F,E01023415,Dacorum 020F
HP3 8BQ,Yes,51.737258,-0.445924,507408,205426,TL074054,1980-01-01,,"Dacorum, unparished area",127,England,2025-07-23,Within the building of the matched address closest to the postcode mean,E01023415,Dacorum 020F,E01023415,Dacorum 020F
HP3 8BS,Yes,51.733892,-0.446373,507385,205051,TL073050,1980-01-01,,Nash Mills,107,England,2025-07-23,Within the building of the matched address closest to the postcode mean,E01023415,Dacorum 020F,E01023415,Dacorum 020F
HP3 8BT,Yes,51.735387,-0.444511,507510,205220,TL075052,1980-01-01,,Nash Mills,114,England,2025-07-23,Within the building of the matched address closest to the postcode mean,E01023415,Dacorum 020F,E01023415,Dacorum 020F
HP3 8BU,Yes,51.736778,-0.440973,507751,205380,TL077053,1980-01-01,,Nash Mills,117,England,2025-07-23,Within the building of the matched address closest to the postcode mean,E01023415,Dacorum 020F,E01023415,Dacorum 020F
HP3 8BW,Yes,51.732691,-0.454856,506802,204905,TL068049,2014-07-01,,Nash Mills,81,England,2025-07-23,Within the building of the matched address closest to the postcode mean,E01023414,Dacorum 020E,E01023414,Dacorum 020E
HP3 8BX,Yes,51.739213,-0.439469,507850,205653,TL078056,1980-01-01,,Nash Mills,121,England,2025-07-23,Within the building of the matched address closest to the postcode mean,E01023415,Dacorum 020F,E01023415,Dacorum 020F
HP3 8BY,Yes,51.737889,-0.441326,507724,205503,TL077055,1980-01-01,,Nash Mills,125,England,2025-07-23,Within the building of the matched address closest to the postcode mean,E01023415,Dacorum 020F,E01023415,Dacorum 020F
HP3 8BZ,Yes,51.736048,-0.444923,507480,205293,TL074052,1980-01-01,,Nash Mills,122,England,2025-07-23,Within the building of the matched address closest to the postcode mean,E01023415,Dacorum 020F,E01023415,Dacorum 020F
HP3 8DA,Yes,51.734902,-0.447308,507318,205162,TL073051,1980-01-01,,Nash Mills,116,England,2025-07-23,Within the building of the matched address closest to the postcode mean,E01023415,Dacorum 020F,E01023415,Dacorum 020F
HP3 8DB,Yes,51.739776,-0.427096,508702,205734,TL087057,2018-05-01,,Nash Mills,136,England,2025-07-23,Within the building of the matched address closest to the postcode mean,E01023415,Dacorum 020F,E01023415,Dacorum 020F
HP3 8JJ,Yes,51.737553,-0.447826,507276,205456,TL072054,1980-01-01,,"Dacorum, unparished area",119,England,2025-07-23,Within the building of the matched address closest to the postcode mean,E01023415,Dacorum 020F,E01023415,Dacorum 020F
HP3 8JL,Yes,51.737064,-0.447625,507291,205402,TL072054,1980-01-01,,Nash Mills,121,England,2025-07-23,Within the building of the matched address closest to the postcode mean,E01023415,Dacorum 020F,E01023415,Dacorum 020F
HP3 8JN,Yes,51.736880,-0.447284,507315,205382,TL073053,1980-01-01,,Nash Mills,124,England,2025-07-23,Within the building of the matched address closest to the postcode mean,E01023415,Dacorum 020F,E01023415,Dacorum 020F
HP3 8JP,Yes,51.737124,-0.448767,507212,205407,TL072054,1980-01-01,,"Dacorum, unparished area",117,England,2025-07-23,Within the building of the matched address closest to the postcode mean,E01023415,Dacorum 020F,E01023415,Dacorum 020F
HP3 8JR,Yes,51.735632,-0.450817,507074,205238,TL070052,1980-01-01,,Nash Mills,107,England,2025-07-23,Within the building of the matched address closest to the postcode mean,E01023415,Dacorum 020F,E01023415,Dacorum 020F
HP3 8JS,Yes,51.734657,-0.452617,506952,205127,TL069051,1980-01-01,,Nash Mills,97,England,2025-07-23,Within the building of the matched address closest to the postcode mean,E01023414,Dacorum 020E,E01023414,Dacorum 020E
HP3 8JW,Yes,51.736088,-0.448585,507227,205292,TL072052,1980-01-01,,Nash Mills,118,England,2025-07-23,Within the building of the matched address closest to the postcode mean,E01023415,Dacorum 020F,E01023415,Dacorum 020F
HP3 8LN,Yes,51.744175,-0.428550,508592,206221,TL085062,1980-01-01,,Nash Mills,138,England,2025-07-23,Within the building of the matched address closest to the postcode mean,E01023415,Dacorum 020F,E01023415,Dacorum 020F
HP3 8LZ,Yes,51.743779,-0.429824,508505,206175,TL085061,1990-02-01,,Nash Mills,137,England,2025-07-23,Within the building of the matched address closest to the postcode mean,E01023415,Dacorum 020F,E01023415,Dacorum 020F
HP3 8RN,No,51.743075,-0.426995,508702,206101,TL087061,1993-08-01,1995-12-01,Nash Mills,137,England,2025-07-23,Postcode terminated prior to Gridlink initiative - last known ONS postcode grid reference,E01023415,Dacorum 020F,E01023415,Dacorum 020F
HP3 8RP,Yes,51.729081,-0.444322,507538,204519,TL075045,1980-01-01,,Nash Mills,115,England,2025-07-23,Within the building of the matched address closest to the postcode mean,E01023415,Dacorum 020F,E01023415,Dacorum 020F
HP3 8RS,Yes,51.728688,-0.449954,507150,204467,TL071044,1980-01-01,,Nash Mills,82,England,2025-07-23,Within the building of the matched address closest to the postcode mean,E01023415,Dacorum 020F,E01023415,Dacorum 020F
HP3 8RW,Yes,51.730052,-0.442334,507673,204630,TL076046,1991-09-01,,Nash Mills,122,England,2025-07-23,Within the building of the matched address closest to the postcode mean,E01023415,Dacorum 020F,E01023415,Dacorum 020F
HP3 8SP,Yes,51.737257,-0.436380,508067,205440,TL080054,1980-01-01,,Nash Mills,112,England,2025-07-23,Within the building of the matched address closest to the postcode mean,E01023415,Dacorum 020F,E01023415,Dacorum 020F
HP3 8SW,Yes,51.740009,-0.425668,508800,205762,TL088057,1980-01-01,,Nash Mills,133,England,2025-07-23,Within the building of the matched address closest to the postcode mean,E01023415,Dacorum 020F,E01023415,Dacorum 020F
HP3 9BP,Yes,51.728453,-0.450570,507108,204440,TL071044,2014-04-01,,Nash Mills,79,England,2025-07-23,Within the building of the matched address closest to the postcode mean,E01023414,Dacorum 020E,E01023414,Dacorum 020E
HP3 9DD,Yes,51.730574,-0.453929,506871,204671,TL068046,1996-12-01,,Nash Mills,78,England,2025-07-23,Within the building of the matched address closest to the postcode mean,E01023414,Dacorum 020E,E01023414,Dacorum 020E
HP3 9DG,Yes,51.731315,-0.455555,506757,204751,TL067047,1996-12-01,,Nash Mills,78,England,2025-07-23,Within the building of the matched address closest to the postcode mean,E01023414,Dacorum 020E,E01023414,Dacorum 020E
HP3 9DH,Yes,51.729385,-0.453058,506934,204540,TL069045,2015-07-01,,Nash Mills,80,England,2025-07-23,Within the building of the matched address closest to the postcode mean,E01023414,Dacorum 020E,E01023414,Dacorum 020E
HP3 9DP,Yes,51.731376,-0.454684,506817,204759,TL068047,1997-12-01,,Nash Mills,78,England,2025-07-23,Within the building of the matched address closest to the postcode mean,E01023414,Dacorum 020E,E01023414,Dacorum 020E
HP3 9DQ,Yes,51.731060,-0.456027,506725,204722,TL067047,1996-12-01,,Nash Mills,78,England,2025-07-23,Within the building of the matched address closest to the postcode mean,E01023414,Dacorum 020E,E01023414,Dacorum 020E
HP3 9DR,Yes,51.729731,-0.453393,506910,204578,TL069045,2013-05-01,,Nash Mills,80,England,2025-07-23,Within the building of the matched address closest to the postcode mean,E01023414,Dacorum 020E,E01023414,Dacorum 020E
HP3 9FE,Yes,51.732355,-0.457344,506631,204864,TL066048,2000-12-01,,Nash Mills,77,England,2025-07-23,Within the building of the matched address closest to the postcode mean,E01023414,Dacorum 020E,E01023414,Dacorum 020E
HP3 9FF,Yes,51.732388,-0.457864,506595,204867,TL065048,2000-12-01,,Nash Mills,77,England,2025-07-23,Within the building of the matched address closest to the postcode mean,E01023414,Dacorum 020E,E01023414,Dacorum 020E
HP3 9FG,Yes,51.731926,-0.458228,506571,204815,TL065048,2000-12-01,,Nash Mills,79,England,2025-07-23,Within the building of the matched address closest to the postcode mean,E01023414,Dacorum 020E,E01023414,Dacorum 020E
HP3 9FQ,Yes,51.732037,-0.457833,506598,204828,TL065048,2000-12-01,,Nash Mills,78,England,2025-07-23,Within the building of the matched address closest to the postcode mean,E01023414,Dacorum 020E,E01023414,Dacorum 020E
HP3 9FX,Yes,51.729102,-0.452720,506958,204509,TL069045,2015-11-01,,Nash Mills,80,England,2025-07-23,Within the building of the matched address closest to the postcode mean,E01023414,Dacorum 020E,E01023414,Dacorum 020E
HP3 9FY,Yes,51.729161,-0.452457,506976,204516,TL069045,2015-12-01,,Nash Mills,80,England,2025-07-23,Within the building of the matched address closest to the postcode mean,E01023414,Dacorum 020E,E01023414,Dacorum 020E
HP3 9GA,Yes,51.728824,-0.452092,507002,204479,TL070044,2016-10-01,,Nash Mills,101,England,2025-07-23,Within the building of the matched address closest to the postcode mean,E01023414,Dacorum 020E,E01023414,Dacorum 020E
HP3 9GB,Yes,51.728402,-0.451484,507045,204433,TL070044,2014-10-01,,Nash Mills,78,England,2025-07-23,Within the building of the matched address closest to the postcode mean,E01023414,Dacorum 020E,E01023414,Dacorum 020E
HP3 9GD,Yes,51.728517,-0.452667,506963,204444,TL069044,2016-06-01,,Nash Mills,97,England,2025-07-23,Within the building of the matched address closest to the postcode mean,E01023414,Dacorum 020E,E01023414,Dacorum 020E
HP3 9GH,Yes,51.728353,-0.452514,506974,204426,TL069044,2017-02-01,,Nash Mills,101,England,2025-07-23,Within the building of the matched address closest to the postcode mean,E01023414,Dacorum 020E,E01023414,Dacorum 020E
HP3 9GJ,Yes,51.728139,-0.451319,507057,204404,TL070044,2014-10-01,,Nash Mills,78,England,2025-07-23,Within the building of the matched address closest to the postcode mean,E01023414,Dacorum 020E,E01023414,Dacorum 020E
HP3 9GL,Yes,51.728029,-0.451844,507021,204391,TL070043,2014-10-01,,Nash Mills,78,England,2025-07-23,Within the building of the matched address closest to the postcode mean,E01023414,Dacorum 020E,E01023414,Dacorum 020E
HP3 9GR,Yes,51.729652,-0.451485,507042,204572,TL070045,2011-10-01,,Nash Mills,80,England,2025-07-23,Within the building of the matched address closest to the postcode mean,E01023414,Dacorum 020E,E01023414,Dacorum 020E
HP3 9GS,Yes,51.729044,-0.451086,507071,204505,TL070045,2011-11-01,,Nash Mills,81,England,2025-07-23,Within the building of the matched address closest to the postcode mean,E01023414,Dacorum 020E,E01023414,Dacorum 020E
HP3 9GT,Yes,51.729205,-0.451688,507029,204522,TL070045,2020-12-01,,Nash Mills,97,England,2025-07-23,Within the building of the matched address closest to the postcode mean,E01023414,Dacorum 020E,E01023414,Dacorum 020E
HP3 9GU,Yes,51.729842,-0.452289,506986,204592,TL069045,2011-09-01,,Nash Mills,79,England,2025-07-23,Within the building of the matched address closest to the postcode mean,E01023414,Dacorum 020E,E01023414,Dacorum 020E
HP3 9GX,Yes,51.730096,-0.452454,506974,204620,TL069046,2012-07-01,,Nash Mills,79,England,2025-07-23,Within the building of the matched address closest to the postcode mean,E01023414,Dacorum 020E,E01023414,Dacorum 020E
HP3 9GY,Yes,51.730061,-0.453194,506923,204615,TL069046,2012-07-01,,Nash Mills,79,England,2025-07-23,Within the building of the matched address closest to the postcode mean,E01023414,Dacorum 020E,E01023414,Dacorum 020E
HP3 9SS,Yes,51.732410,-0.456734,506673,204871,TL066048,2013-12-01,,Nash Mills,78,England,2025-07-23,Within the building of the matched address closest to the postcode mean,E01023414,Dacorum 020E,E01023414,Dacorum 020E
HP3 9SU,Yes,51.731744,-0.456757,506673,204797,TL066047,1998-06-01,,Nash Mills,78,England,2025-07-23,Within the building of the matched address closest to the postcode mean,E01023414,Dacorum 020E,E01023414,Dacorum 020E
HP3 9TJ,Yes,51.735275,-0.457187,506635,205189,TL066051,1980-01-01,,"Dacorum, unparished area",88,England,2025-07-23,Within the building of the matched address closest to the postcode mean,E01023415,Dacorum 020F,E01023415,Dacorum 020F
HP3 9UZ,Yes,51.734065,-0.457489,506617,205054,TL066050,1980-01-01,,"Dacorum, unparished area",81,England,2025-07-23,Within the building of the matched address closest to the postcode mean,E01023415,Dacorum 020F,E01023415,Dacorum 020F
HP3 9XA,Yes,51.732748,-0.456505,506688,204909,TL066049,1980-01-01,,Nash Mills,79,England,2025-07-23,Within the building of the matched address closest to the postcode mean,E01023414,Dacorum 020E,E01023414,Dacorum 020E
HP3 9XB,Yes,51.731648,-0.454240,506847,204790,TL068047,1980-01-01,,Nash Mills,79,England,2025-07-23,Within the building of the matched address closest to the postcode mean,E01023414,Dacorum 020E,E01023414,Dacorum 020E
HP3 9XE,Yes,51.730606,-0.451554,507035,204678,TL070046,1980-01-01,,Nash Mills,81,England,2025-07-23,Within the building of the matched address closest to the postcode mean,E01023414,Dacorum 020E,E01023414,Dacorum 020E
HP3 9XF,No,51.729366,-0.453000,506938,204538,TL069045,1980-01-01,2008-12-01,Nash Mills,80,England,2025-07-23,Within the building of the matched address closest to the postcode mean,E01023414,Dacorum 020E,E01023414,Dacorum 020E
HP3 9XP,No,51.729953,-0.451098,507068,204606,TL070046,2002-10-01,2012-02-01,Nash Mills,81,England,2025-07-23,Within the building of the matched address closest to the postcode mean,E01023414,Dacorum 020E,E01023414,Dacorum 020E
HP3 9XU,Yes,51.734406,-0.456767,506666,205093,TL066050,2022-03-01,,"Dacorum, unparished area",97,England,2025-07-23,Within the building of the matched address closest to the postcode mean,E01023415,Dacorum 020F,E01023415,Dacorum 020F