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
LL54 6AA,Yes,53.053695,-4.278771,247365,353144,SH473531,1980-01-01,,Llanllyfni,116,Wales,2025-07-23,Within the building of the matched address closest to the postcode mean,W01000104,Gwynedd 008C,W01000104,Gwynedd 008C
LL54 6BF,Yes,53.054617,-4.284624,246976,353259,SH469532,2018-12-01,,Llanllyfni,110,Wales,2025-07-23,Within the building of the matched address closest to the postcode mean,W01000104,Gwynedd 008C,W01000104,Gwynedd 008C
LL54 6DA,Yes,53.051603,-4.283316,247053,352921,SH470529,1980-01-01,,Llanllyfni,100,Wales,2025-07-23,Within the building of the matched address closest to the postcode mean,W01000104,Gwynedd 008C,W01000104,Gwynedd 008C
LL54 6DB,Yes,53.049610,-4.283628,247025,352700,SH470526,1980-01-01,,Llanllyfni,98,Wales,2025-07-23,Within the building of the matched address closest to the postcode mean,W01000104,Gwynedd 008C,W01000104,Gwynedd 008C
LL54 6ES,Yes,53.053977,-4.281890,247156,353182,SH471531,1980-01-01,,Llanllyfni,111,Wales,2025-07-23,Within the building of the matched address closest to the postcode mean,W01000104,Gwynedd 008C,W01000104,Gwynedd 008C
LL54 6ET,Yes,53.054028,-4.281101,247210,353186,SH472531,1980-01-01,,Llanllyfni,112,Wales,2025-07-23,Within the building of the matched address closest to the postcode mean,W01000104,Gwynedd 008C,W01000104,Gwynedd 008C
LL54 6EU,No,53.054018,-4.281175,247205,353185,SH472531,1980-01-01,2012-10-01,Llanllyfni,112,Wales,2025-07-23,Within the building of the matched address closest to the postcode mean,W01000104,Gwynedd 008C,W01000104,Gwynedd 008C
LL54 6EY,Yes,53.053058,-4.279647,247304,353075,SH473530,1980-01-01,,Llanllyfni,110,Wales,2025-07-23,Within the building of the matched address closest to the postcode mean,W01000104,Gwynedd 008C,W01000104,Gwynedd 008C
LL54 6HB,Yes,53.053417,-4.279204,247335,353114,SH473531,1980-01-01,,Llanllyfni,113,Wales,2025-07-23,Within the building of the matched address closest to the postcode mean,W01000104,Gwynedd 008C,W01000104,Gwynedd 008C
LL54 6HD,Yes,53.053019,-4.281227,247198,353074,SH471530,1980-01-01,,Llanllyfni,106,Wales,2025-07-23,Within the building of the matched address closest to the postcode mean,W01000104,Gwynedd 008C,W01000104,Gwynedd 008C
LL54 6HE,Yes,53.052990,-4.275257,247598,353058,SH475530,1980-01-01,,Llanllyfni,113,Wales,2025-07-23,Within the building of the matched address closest to the postcode mean,W01000104,Gwynedd 008C,W01000104,Gwynedd 008C
LL54 6HJ,Yes,53.053047,-4.275991,247549,353066,SH475530,1995-01-01,,Llanllyfni,112,Wales,2025-07-23,Within the building of the matched address closest to the postcode mean,W01000104,Gwynedd 008C,W01000104,Gwynedd 008C
LL54 6HQ,Yes,53.052183,-4.276065,247541,352970,SH475529,2022-10-01,,Llanllyfni,107,Wales,2025-07-23,Within the building of the matched address closest to the postcode mean,W01000104,Gwynedd 008C,W01000104,Gwynedd 008C
LL54 6LP,Yes,53.054103,-4.283762,247031,353200,SH470531,1980-01-01,,Llanllyfni,110,Wales,2025-07-23,Within the building of the matched address closest to the postcode mean,W01000104,Gwynedd 008C,W01000104,Gwynedd 008C
LL54 6LQ,Yes,53.054007,-4.284547,246979,353191,SH469531,2017-11-01,,Llanllyfni,108,Wales,2025-07-23,Within the building of the matched address closest to the postcode mean,W01000104,Gwynedd 008C,W01000104,Gwynedd 008C
LL54 6LR,Yes,53.053450,-4.283593,247041,353127,SH470531,1980-01-01,,Llanllyfni,107,Wales,2025-07-23,Within the building of the matched address closest to the postcode mean,W01000104,Gwynedd 008C,W01000104,Gwynedd 008C
LL54 6LS,No,53.052316,-4.284144,247000,353002,SH469530,1980-01-01,1995-01-01,Llanllyfni,102,Wales,2025-07-23,Postcode terminated prior to Gridlink initiative - last known ONS postcode grid reference,W01000104,Gwynedd 008C,W01000104,Gwynedd 008C
LL54 6LT,No,53.052316,-4.284144,247000,353002,SH469530,1980-01-01,1997-07-01,Llanllyfni,102,Wales,2025-07-23,Postcode terminated prior to Gridlink initiative - last known ONS postcode grid reference,W01000104,Gwynedd 008C,W01000104,Gwynedd 008C
LL54 6LU,No,53.053878,-4.283317,247061,353174,SH470531,1993-08-01,2013-09-01,Llanllyfni,109,Wales,2025-07-23,Within the building of the matched address closest to the postcode mean,W01000104,Gwynedd 008C,W01000104,Gwynedd 008C
LL54 6LW,Yes,53.054226,-4.283455,247053,353213,SH470532,1980-01-01,,Llanllyfni,112,Wales,2025-07-23,Within the building of the matched address closest to the postcode mean,W01000104,Gwynedd 008C,W01000104,Gwynedd 008C
LL54 6LY,Yes,53.051809,-4.281969,247144,352941,SH471529,1980-01-01,,Llanllyfni,102,Wales,2025-07-23,Within the building of the matched address closest to the postcode mean,W01000104,Gwynedd 008C,W01000104,Gwynedd 008C
LL54 6NA,No,53.052316,-4.284144,247000,353002,SH469530,1980-01-01,1998-12-01,Llanllyfni,102,Wales,2025-07-23,Postcode terminated prior to Gridlink initiative - last known ONS postcode grid reference,W01000104,Gwynedd 008C,W01000104,Gwynedd 008C
LL54 6NB,No,53.052316,-4.284144,247000,353002,SH469530,1980-01-01,1995-01-01,Llanllyfni,102,Wales,2025-07-23,Postcode terminated prior to Gridlink initiative - last known ONS postcode grid reference,W01000104,Gwynedd 008C,W01000104,Gwynedd 008C
LL54 6ND,Yes,53.051983,-4.284619,246967,352966,SH469529,1980-01-01,,Llanllyfni,102,Wales,2025-07-23,Within the building of the matched address closest to the postcode mean,W01000104,Gwynedd 008C,W01000104,Gwynedd 008C
LL54 6NE,Yes,53.051442,-4.285650,246896,352908,SH468529,1980-01-01,,Llanllyfni,101,Wales,2025-07-23,Within the building of the matched address closest to the postcode mean,W01000104,Gwynedd 008C,W01000104,Gwynedd 008C
LL54 6NF,No,53.052287,-4.285635,246900,353002,SH468530,1980-01-01,1990-12-01,Llanllyfni,104,Wales,2025-07-23,Postcode terminated prior to Gridlink initiative - last known ONS postcode grid reference,W01000104,Gwynedd 008C,W01000104,Gwynedd 008C
LL54 6NG,Yes,53.052960,-4.284761,246960,353075,SH469530,1980-01-01,,Llanllyfni,104,Wales,2025-07-23,Within the building of the matched address closest to the postcode mean,W01000104,Gwynedd 008C,W01000104,Gwynedd 008C
LL54 6NH,Yes,53.052335,-4.285459,246911,353007,SH469530,1980-01-01,,Llanllyfni,103,Wales,2025-07-23,Within the building of the matched address closest to the postcode mean,W01000104,Gwynedd 008C,W01000104,Gwynedd 008C
LL54 6NL,No,53.052258,-4.287126,246800,353002,SH467530,1980-01-01,1997-06-01,Llanllyfni,104,Wales,2025-07-23,Postcode terminated prior to Gridlink initiative - last known ONS postcode grid reference,W01000104,Gwynedd 008C,W01000104,Gwynedd 008C
LL54 6NN,Yes,53.052973,-4.286432,246849,353080,SH468530,1980-01-01,,Llanllyfni,105,Wales,2025-07-23,Within the building of the matched address closest to the postcode mean,W01000104,Gwynedd 008C,W01000104,Gwynedd 008C
LL54 6NP,Yes,53.052690,-4.288074,246738,353052,SH467530,1980-01-01,,Llanllyfni,103,Wales,2025-07-23,Within the building of the matched address closest to the postcode mean,W01000104,Gwynedd 008C,W01000104,Gwynedd 008C
LL54 6NR,Yes,53.053286,-4.287941,246749,353118,SH467531,1980-01-01,,Llanllyfni,103,Wales,2025-07-23,Within the building of the matched address closest to the postcode mean,W01000104,Gwynedd 008C,W01000104,Gwynedd 008C
LL54 6NS,Yes,53.051599,-4.290090,246599,352935,SH465529,1980-01-01,,Llanllyfni,103,Wales,2025-07-23,Within the building of the matched address closest to the postcode mean,W01000104,Gwynedd 008C,W01000104,Gwynedd 008C
LL54 6NT,Yes,53.046633,-4.289767,246603,352382,SH466523,1980-01-01,,Llanllyfni,101,Wales,2025-07-23,Within the building of the matched address closest to the postcode mean,W01000104,Gwynedd 008C,W01000104,Gwynedd 008C
LL54 6NU,Yes,53.053615,-4.285303,246926,353149,SH469531,1980-01-01,,Llanllyfni,106,Wales,2025-07-23,Within the building of the matched address closest to the postcode mean,W01000104,Gwynedd 008C,W01000104,Gwynedd 008C
LL54 6NW,Yes,53.052454,-4.287226,246794,353024,SH467530,1980-01-01,,Llanllyfni,104,Wales,2025-07-23,Within the building of the matched address closest to the postcode mean,W01000104,Gwynedd 008C,W01000104,Gwynedd 008C
LL54 6NX,Yes,53.055011,-4.284242,247003,353302,SH470533,1997-06-01,,Llanllyfni,113,Wales,2025-07-23,Within the building of the matched address closest to the postcode mean,W01000104,Gwynedd 008C,W01000104,Gwynedd 008C
LL54 6NY,Yes,53.054887,-4.286041,246882,353292,SH468532,1980-01-01,,Llanllyfni,108,Wales,2025-07-23,Within the building of the matched address closest to the postcode mean,W01000104,Gwynedd 008C,W01000104,Gwynedd 008C
LL54 6NZ,Yes,53.051588,-4.288806,246685,352931,SH466529,2010-03-01,,Llanllyfni,102,Wales,2025-07-23,Within the building of the matched address closest to the postcode mean,W01000104,Gwynedd 008C,W01000104,Gwynedd 008C
LL54 6PA,Yes,53.053612,-4.284526,246979,353147,SH469531,1980-01-01,,Llanllyfni,107,Wales,2025-07-23,Within the building of the matched address closest to the postcode mean,W01000104,Gwynedd 008C,W01000104,Gwynedd 008C
LL54 6PB,Yes,53.045882,-4.303960,245649,352329,SH456523,1980-01-01,,Llanllyfni,73,Wales,2025-07-23,Within the building of the matched address closest to the postcode mean,W01000104,Gwynedd 008C,W01000104,Gwynedd 008C
LL54 6PD,Yes,53.052494,-4.307492,245435,353072,SH454530,1980-01-01,,Llanllyfni,80,Wales,2025-07-23,Within the building of the matched address closest to the postcode mean,W01000104,Gwynedd 008C,W01000104,Gwynedd 008C
LL54 6PE,Yes,53.058417,-4.295556,246257,353705,SH462537,1980-01-01,,Llanllyfni,90,Wales,2025-07-23,Within the building of the matched address closest to the postcode mean,W01000104,Gwynedd 008C,W01000104,Gwynedd 008C
LL54 6PF,Yes,53.052065,-4.286922,246812,352980,SH468529,1980-01-01,,Llanllyfni,104,Wales,2025-07-23,Within the building of the matched address closest to the postcode mean,W01000104,Gwynedd 008C,W01000104,Gwynedd 008C
LL54 6PG,Yes,53.055937,-4.283784,247037,353404,SH470534,2003-03-01,,Llanllyfni,115,Wales,2025-07-23,Within the building of the matched address closest to the postcode mean,W01000104,Gwynedd 008C,W01000104,Gwynedd 008C
LL54 6PH,Yes,53.054299,-4.283891,247024,353222,SH470532,2015-02-01,,Llanllyfni,112,Wales,2025-07-23,Within the building of the matched address closest to the postcode mean,W01000104,Gwynedd 008C,W01000104,Gwynedd 008C
LL54 6PJ,Yes,53.056340,-4.283417,247063,353448,SH470534,1995-07-01,,Llanllyfni,117,Wales,2025-07-23,Within the building of the matched address closest to the postcode mean,W01000104,Gwynedd 008C,W01000104,Gwynedd 008C
LL54 6PL,Yes,53.055311,-4.283139,247078,353333,SH470533,1980-01-01,,Llanllyfni,116,Wales,2025-07-23,Within the building of the matched address closest to the postcode mean,W01000104,Gwynedd 008C,W01000104,Gwynedd 008C
LL54 6PN,Yes,53.057255,-4.284436,246998,353552,SH469535,1980-01-01,,Llanllyfni,116,Wales,2025-07-23,Within the building of the matched address closest to the postcode mean,W01000104,Gwynedd 008C,W01000104,Gwynedd 008C
LL54 6PP,Yes,53.057776,-4.282150,247153,353605,SH471536,1980-01-01,,Llanllyfni,121,Wales,2025-07-23,Within the building of the matched address closest to the postcode mean,W01000104,Gwynedd 008C,W01000104,Gwynedd 008C
LL54 6PR,Yes,53.057671,-4.281025,247228,353591,SH472535,1980-01-01,,Llanllyfni,123,Wales,2025-07-23,Within the building of the matched address closest to the postcode mean,W01000104,Gwynedd 008C,W01000104,Gwynedd 008C
LL54 6PS,Yes,53.058658,-4.281137,247224,353701,SH472537,1980-01-01,,Llanllyfni,123,Wales,2025-07-23,Within the building of the matched address closest to the postcode mean,W01000104,Gwynedd 008C,W01000104,Gwynedd 008C
LL54 6PU,Yes,53.058476,-4.271875,247844,353661,SH478536,1980-01-01,,Llanllyfni,158,Wales,2025-07-23,Within the building of the matched address closest to the postcode mean,W01000104,Gwynedd 008C,W01000104,Gwynedd 008C
LL54 6PW,Yes,53.056959,-4.282525,247125,353515,SH471535,1980-01-01,,Llanllyfni,120,Wales,2025-07-23,Within the building of the matched address closest to the postcode mean,W01000104,Gwynedd 008C,W01000104,Gwynedd 008C
LL54 6RA,Yes,53.056681,-4.281570,247188,353482,SH471534,1980-01-01,,Llanllyfni,123,Wales,2025-07-23,Within the building of the matched address closest to the postcode mean,W01000104,Gwynedd 008C,W01000104,Gwynedd 008C
LL54 6RE,Yes,53.054813,-4.280979,247221,353273,SH472532,1980-01-01,,Llanllyfni,120,Wales,2025-07-23,Within the building of the matched address closest to the postcode mean,W01000104,Gwynedd 008C,W01000104,Gwynedd 008C
LL54 6RF,Yes,53.056060,-4.277821,247437,353405,SH474534,1980-01-01,,Llanllyfni,132,Wales,2025-07-23,Within the building of the matched address closest to the postcode mean,W01000104,Gwynedd 008C,W01000104,Gwynedd 008C
LL54 6RG,Yes,53.055345,-4.275754,247573,353321,SH475533,1980-01-01,,Llanllyfni,131,Wales,2025-07-23,Within the building of the matched address closest to the postcode mean,W01000104,Gwynedd 008C,W01000104,Gwynedd 008C
LL54 6RH,Yes,53.055453,-4.278058,247419,353338,SH474533,1980-01-01,,Llanllyfni,129,Wales,2025-07-23,Within the building of the matched address closest to the postcode mean,W01000104,Gwynedd 008C,W01000104,Gwynedd 008C
LL54 6RL,Yes,53.054285,-4.278026,247417,353208,SH474532,1980-01-01,,Llanllyfni,121,Wales,2025-07-23,Within the building of the matched address closest to the postcode mean,W01000104,Gwynedd 008C,W01000104,Gwynedd 008C
LL54 6RN,Yes,53.050844,-4.278367,247382,352826,SH473528,1980-01-01,,Llanllyfni,103,Wales,2025-07-23,Within the building of the matched address closest to the postcode mean,W01000104,Gwynedd 008C,W01000104,Gwynedd 008C
LL54 6RW,Yes,53.051956,-4.279470,247312,352952,SH473529,1980-01-01,,Llanllyfni,105,Wales,2025-07-23,Within the building of the matched address closest to the postcode mean,W01000104,Gwynedd 008C,W01000104,Gwynedd 008C
LL54 6SD,Yes,53.055142,-4.282563,247116,353313,SH471533,1993-08-01,,Llanllyfni,118,Wales,2025-07-23,Within the building of the matched address closest to the postcode mean,W01000104,Gwynedd 008C,W01000104,Gwynedd 008C
LL54 6TU,Yes,53.052386,-4.284208,246996,353010,SH469530,1985-10-01,,Llanllyfni,103,Wales,2025-07-23,Within the building of the matched address closest to the postcode mean,W01000104,Gwynedd 008C,W01000104,Gwynedd 008C