Postcode,In Use?,Latitude,Longitude,Easting,Northing,Grid Ref,Introduced,Terminated,Altitude,Population,Households,Nearest Station,Distance To Station (KM),Built Up Area,Built Up Area Sub-Division,Water Company,Sewage Company,District,Ward,County Electoral Division
LL55 1AD,No,53.139709,-4.273821,248000,362700,SH480627,1/1/1980 12:00:00 AM,1/1/1995 12:00:00 AM,15,,,Llanfairpwll,10.0,Caernarfon,Caernarfon,,,Gwynedd,Canol Tref Caernarfon,
LL55 1BS,Yes,53.142266,-4.266076,248527,362968,SH485629,1/1/1980 12:00:00 AM,,33,75,31,Llanfairpwll,9.5,Caernarfon,Caernarfon,Dwr Cymru Welsh Water,,Gwynedd,Cadnant,
LL55 1BT,Yes,53.142414,-4.264430,248638,362981,SH486629,1/1/1980 12:00:00 AM,,34,7,3,Llanfairpwll,9.5,Caernarfon,Caernarfon,Dwr Cymru Welsh Water,,Gwynedd,Cadnant,
LL55 1BU,Yes,53.142394,-4.263122,248725,362976,SH487629,1/1/1980 12:00:00 AM,,37,,,Llanfairpwll,9.4,Caernarfon,Caernarfon,Dwr Cymru Welsh Water,,Gwynedd,Cadnant,
LL55 1BY,Yes,53.142965,-4.262405,248775,363038,SH487630,1/1/1980 12:00:00 AM,,41,63,23,Llanfairpwll,9.4,Caernarfon,Caernarfon,Dwr Cymru Welsh Water,,Gwynedd,Cadnant,
LL55 1DA,Yes,53.143737,-4.263417,248710,363126,SH487631,1/1/1980 12:00:00 AM,,41,77,34,Llanfairpwll,9.3,Caernarfon,Caernarfon,Dwr Cymru Welsh Water,,Gwynedd,Cadnant,
LL55 1DB,Yes,53.142582,-4.262235,248785,362995,SH487629,1/1/1980 12:00:00 AM,,40,21,0,Llanfairpwll,9.4,Caernarfon,Caernarfon,Dwr Cymru Welsh Water,,Gwynedd,Cadnant,
LL55 1DD,Yes,53.142561,-4.261427,248839,362991,SH488629,1/1/1980 12:00:00 AM,,41,3,0,Llanfairpwll,9.4,Caernarfon,Caernarfon,Dwr Cymru Welsh Water,,Gwynedd,Cadnant,
LL55 1DE,Yes,53.142021,-4.262400,248772,362933,SH487629,1/1/1980 12:00:00 AM,,37,33,28,Llanfairpwll,9.5,Caernarfon,Caernarfon,Dwr Cymru Welsh Water,,Gwynedd,Cadnant,
LL55 1DF,Yes,53.141596,-4.259686,248952,362880,SH489628,1/1/1980 12:00:00 AM,,40,,,Llanfairpwll,9.4,Caernarfon,Caernarfon,Dwr Cymru Welsh Water,,Gwynedd,Cadnant,
LL55 1DG,Yes,53.142880,-4.260268,248918,363024,SH489630,1/1/1980 12:00:00 AM,,41,3,1,Llanfairpwll,9.3,Caernarfon,Caernarfon,Dwr Cymru Welsh Water,,Gwynedd,Cadnant,
LL55 1DH,Yes,53.143095,-4.260288,248917,363048,SH489630,1/1/1980 12:00:00 AM,,44,29,10,Llanfairpwll,9.3,Caernarfon,Caernarfon,Dwr Cymru Welsh Water,,Gwynedd,Cadnant,
LL55 1DJ,Yes,53.146098,-4.261747,248830,363385,SH488633,12/1/1995 12:00:00 AM,,49,8,4,Llanfairpwll,9.0,Caernarfon,Caernarfon,Dwr Cymru Welsh Water,,Gwynedd,Cadnant,
LL55 1DL,Yes,53.145016,-4.259537,248974,363260,SH489632,1/1/1980 12:00:00 AM,,47,128,54,Llanfairpwll,9.1,Caernarfon,Caernarfon,Dwr Cymru Welsh Water,,Gwynedd,Cadnant,
LL55 1DN,Yes,53.143616,-4.261766,248820,363109,SH488631,1/1/1980 12:00:00 AM,,44,82,34,Llanfairpwll,9.3,Caernarfon,Caernarfon,Dwr Cymru Welsh Water,,Gwynedd,Cadnant,
LL55 1DP,Yes,53.145704,-4.260201,248932,363338,SH489633,1/1/1980 12:00:00 AM,,49,16,13,Llanfairpwll,9.0,Caernarfon,Caernarfon,Dwr Cymru Welsh Water,,Gwynedd,Cadnant,
LL55 1DQ,Yes,53.142820,-4.259143,248993,363015,SH489630,11/1/2023 12:00:00 AM,,41,,,Llanfairpwll,9.3,Caernarfon,Caernarfon,,,Gwynedd,Cadnant,
LL55 1DR,Yes,53.144127,-4.261344,248850,363165,SH488631,1/1/1980 12:00:00 AM,,45,44,29,Llanfairpwll,9.2,Caernarfon,Caernarfon,Dwr Cymru Welsh Water,,Gwynedd,Cadnant,
LL55 1DS,Yes,53.145546,-4.260985,248879,363322,SH488633,1/1/1980 12:00:00 AM,,48,169,68,Llanfairpwll,9.1,Caernarfon,Caernarfon,Dwr Cymru Welsh Water,,Gwynedd,Cadnant,
LL55 1DT,Yes,53.146535,-4.259542,248979,363429,SH489634,1/1/1980 12:00:00 AM,,51,6,3,Llanfairpwll,8.9,Caernarfon,Caernarfon,Dwr Cymru Welsh Water,,Gwynedd,Cadnant,
LL55 1DW,Yes,53.145736,-4.257616,249105,363336,SH491633,1/1/1980 12:00:00 AM,,49,40,16,Llanfairpwll,9.0,Caernarfon,Caernarfon,Dwr Cymru Welsh Water,,Gwynedd,Cadnant,
LL55 1EA,Yes,53.147599,-4.255575,249248,363539,SH492635,1/1/1980 12:00:00 AM,,55,26,14,Llanfairpwll,8.7,Caernarfon,Caernarfon,Dwr Cymru Welsh Water,,Gwynedd,Cadnant,
LL55 1EB,Yes,53.146704,-4.259640,248973,363448,SH489634,1/1/1980 12:00:00 AM,,51,34,15,Llanfairpwll,8.9,Caernarfon,Caernarfon,Dwr Cymru Welsh Water,,Gwynedd,Cadnant,
LL55 1ED,Yes,53.146241,-4.257971,249083,363393,SH490633,8/1/1993 12:00:00 AM,,51,62,53,Llanfairpwll,8.9,Caernarfon,Caernarfon,Dwr Cymru Welsh Water,,Gwynedd,Cadnant,
LL55 1EE,Yes,53.142349,-4.261221,248852,362967,SH488629,8/1/1992 12:00:00 AM,,41,78,29,Llanfairpwll,9.4,Caernarfon,Caernarfon,Dwr Cymru Welsh Water,,Gwynedd,Cadnant,
LL55 1EF,Yes,53.145879,-4.256203,249200,363349,SH491633,8/1/1993 12:00:00 AM,,48,100,34,Llanfairpwll,8.9,Caernarfon,Caernarfon,Dwr Cymru Welsh Water,,Gwynedd,Cadnant,
LL55 1HD,Yes,53.144208,-4.265132,248597,363182,SH485631,1/1/1980 12:00:00 AM,,43,31,12,Llanfairpwll,9.3,Caernarfon,Caernarfon,Dwr Cymru Welsh Water,,Gwynedd,Cadnant,
LL55 1HE,Yes,53.143433,-4.265241,248587,363096,SH485630,1/1/1980 12:00:00 AM,,41,9,7,Llanfairpwll,9.4,Caernarfon,Caernarfon,Dwr Cymru Welsh Water,,Gwynedd,Cadnant,
LL55 1HF,Yes,53.143910,-4.264249,248655,363147,SH486631,1/1/1980 12:00:00 AM,,42,85,30,Llanfairpwll,9.3,Caernarfon,Caernarfon,Dwr Cymru Welsh Water,,Gwynedd,Cadnant,
LL55 1HG,Yes,53.143896,-4.264981,248606,363147,SH486631,1/1/1980 12:00:00 AM,,44,21,8,Llanfairpwll,9.3,Caernarfon,Caernarfon,Dwr Cymru Welsh Water,,Gwynedd,Cadnant,
LL55 1HH,Yes,53.145021,-4.263036,248740,363268,SH487632,1/1/1980 12:00:00 AM,,46,70,35,Llanfairpwll,9.2,Caernarfon,Caernarfon,Dwr Cymru Welsh Water,,Gwynedd,Cadnant,
LL55 1HL,Yes,53.144528,-4.264401,248647,363216,SH486632,1/1/1980 12:00:00 AM,,46,8,3,Llanfairpwll,9.3,Caernarfon,Caernarfon,Dwr Cymru Welsh Water,,Gwynedd,Cadnant,
LL55 1NA,Yes,53.140243,-4.268443,248362,362748,SH483627,1/1/1980 12:00:00 AM,,23,5,4,Llanfairpwll,9.8,Caernarfon,Caernarfon,Dwr Cymru Welsh Water,,Gwynedd,Peblig,
LL55 1NB,Yes,53.140728,-4.267984,248394,362801,SH483628,1/1/1980 12:00:00 AM,,23,70,39,Llanfairpwll,9.7,Caernarfon,Caernarfon,Dwr Cymru Welsh Water,,Gwynedd,Peblig,
LL55 1ND,Yes,53.140229,-4.269169,248313,362748,SH483627,1/1/1980 12:00:00 AM,,21,69,35,Llanfairpwll,9.8,Caernarfon,Caernarfon,Dwr Cymru Welsh Water,,Gwynedd,Peblig,
LL55 1NE,Yes,53.139981,-4.269006,248323,362720,SH483627,1/1/1980 12:00:00 AM,,23,6,5,Llanfairpwll,9.8,Caernarfon,Caernarfon,Dwr Cymru Welsh Water,,Gwynedd,Peblig,
LL55 1NF,No,53.139766,-4.270834,248200,362700,SH481627,1/1/1980 12:00:00 AM,12/1/1994 12:00:00 AM,20,,,Llanfairpwll,9.9,Caernarfon,Caernarfon,,,Gwynedd,Canol Tref Caernarfon,
LL55 1NG,No,53.139766,-4.270834,248200,362700,SH481627,1/1/1980 12:00:00 AM,1/1/1995 12:00:00 AM,20,,,Llanfairpwll,9.9,Caernarfon,Caernarfon,,,Gwynedd,Canol Tref Caernarfon,
LL55 1NH,No,53.139709,-4.273821,248000,362700,SH480627,1/1/1980 12:00:00 AM,12/1/1991 12:00:00 AM,15,,,Llanfairpwll,10.0,Caernarfon,Caernarfon,,,Gwynedd,Canol Tref Caernarfon,
LL55 1NN,Yes,53.139943,-4.273331,248034,362725,SH480627,12/1/1998 12:00:00 AM,,16,,,Llanfairpwll,10.0,Caernarfon,Caernarfon,Dwr Cymru Welsh Water,,Gwynedd,Canol Tref Caernarfon,
LL55 1NP,Yes,53.139752,-4.272977,248057,362703,SH480627,1/1/1980 12:00:00 AM,,16,5,4,Llanfairpwll,10.0,Caernarfon,Caernarfon,Dwr Cymru Welsh Water,,Gwynedd,Canol Tref Caernarfon,
LL55 1NS,Yes,53.140493,-4.272786,248072,362785,SH480627,1/1/1980 12:00:00 AM,,18,30,15,Llanfairpwll,9.9,Caernarfon,Caernarfon,Dwr Cymru Welsh Water,,Gwynedd,Canol Tref Caernarfon,
LL55 1NW,Yes,53.140259,-4.272789,248071,362759,SH480627,1/1/1980 12:00:00 AM,,17,2,2,Llanfairpwll,9.9,Caernarfon,Caernarfon,Dwr Cymru Welsh Water,,Gwynedd,Canol Tref Caernarfon,
LL55 1PP,Yes,53.140803,-4.273027,248057,362820,SH480628,1/1/1980 12:00:00 AM,,19,54,32,Llanfairpwll,9.9,Caernarfon,Caernarfon,Dwr Cymru Welsh Water,,Gwynedd,Canol Tref Caernarfon,
LL55 1PS,Yes,53.143062,-4.259674,248958,363043,SH489630,1/1/1980 12:00:00 AM,,44,90,35,Llanfairpwll,9.3,Caernarfon,Caernarfon,Dwr Cymru Welsh Water,,Gwynedd,Cadnant,
LL55 1PT,Yes,53.140745,-4.269944,248263,362807,SH482628,2/1/1990 12:00:00 AM,,24,23,20,Llanfairpwll,9.8,Caernarfon,Caernarfon,Dwr Cymru Welsh Water,,Gwynedd,Menai,
LL55 1PU,Yes,53.143044,-4.258267,249052,363038,SH490630,8/1/1992 12:00:00 AM,,43,66,32,Llanfairpwll,9.3,Caernarfon,Caernarfon,Dwr Cymru Welsh Water,,Gwynedd,Cadnant,
LL55 1QL,No,53.140731,-4.272081,248120,362810,SH481628,8/1/1992 12:00:00 AM,1/1/1995 12:00:00 AM,21,,,Llanfairpwll,9.8,Caernarfon,Caernarfon,,,Gwynedd,Canol Tref Caernarfon,
LL55 1RS,Yes,53.144388,-4.257999,249075,363187,SH490631,7/1/1986 12:00:00 AM,,45,,,Llanfairpwll,9.1,Caernarfon,Caernarfon,Dwr Cymru Welsh Water,,Gwynedd,Cadnant,
LL55 1SB,No,53.147990,-4.255386,249262,363582,SH492635,5/1/1994 12:00:00 AM,12/1/1998 12:00:00 AM,56,,,Llanfairpwll,8.7,Caernarfon,Caernarfon,,,Gwynedd,Cadnant,
LL55 1UH,Yes,53.151967,-4.244288,250018,364001,SH500640,1/1/1980 12:00:00 AM,,60,23,10,Llanfairpwll,8.0,,,Dwr Cymru Welsh Water,,Gwynedd,Cadnant,
LL55 1ZD,No,53.148199,-4.255696,249242,363606,SH492636,12/1/1998 12:00:00 AM,9/1/2000 12:00:00 AM,56,,,Llanfairpwll,8.7,Caernarfon,Caernarfon,,,Gwynedd,Cadnant,
LL55 1ZF,No,53.148199,-4.255696,249242,363606,SH492636,12/1/1999 12:00:00 AM,9/1/2000 12:00:00 AM,56,,,Llanfairpwll,8.7,Caernarfon,Caernarfon,,,Gwynedd,Cadnant,
LL55 2AD,Yes,53.139583,-4.272858,248064,362684,SH480626,1/1/1980 12:00:00 AM,,17,3,2,Llanfairpwll,10.0,Caernarfon,Caernarfon,Dwr Cymru Welsh Water,,Gwynedd,Canol Tref Caernarfon,
LL55 2AR,Yes,53.139908,-4.268554,248353,362711,SH483627,1/1/1980 12:00:00 AM,,25,24,11,Llanfairpwll,9.8,Caernarfon,Caernarfon,Dwr Cymru Welsh Water,,Gwynedd,Peblig,
LL55 2AW,Yes,53.139731,-4.269352,248299,362693,SH482626,1/1/1980 12:00:00 AM,,23,14,8,Llanfairpwll,9.9,Caernarfon,Caernarfon,Dwr Cymru Welsh Water,,Gwynedd,Peblig,
LL55 2BJ,Yes,53.142285,-4.250392,249576,362937,SH495629,12/1/1995 12:00:00 AM,,54,13,5,Llanfairpwll,9.2,Caernarfon,Caernarfon,Dwr Cymru Welsh Water,,Gwynedd,Cadnant,
LL55 2BL,Yes,53.142244,-4.248266,249718,362928,SH497629,1/1/1980 12:00:00 AM,,58,28,8,Llanfairpwll,9.1,Caernarfon,Caernarfon,Dwr Cymru Welsh Water,,Gwynedd,Cadnant,
LL55 2BS,Yes,53.142227,-4.253454,249371,362937,SH493629,1/1/1980 12:00:00 AM,,46,26,11,Llanfairpwll,9.2,Caernarfon,Caernarfon,Dwr Cymru Welsh Water,,Gwynedd,Cadnant,
LL55 2BT,Yes,53.142641,-4.248691,249691,362973,SH496629,1/1/1993 12:00:00 AM,,56,73,30,Llanfairpwll,9.1,Caernarfon,Caernarfon,Dwr Cymru Welsh Water,,Gwynedd,Cadnant,
LL55 2BW,Yes,53.143478,-4.248137,249731,363065,SH497630,1/1/1980 12:00:00 AM,,56,16,11,Llanfairpwll,9.0,Caernarfon,Caernarfon,Dwr Cymru Welsh Water,,Gwynedd,Cadnant,
LL55 2DE,Yes,53.140382,-4.267263,248441,362761,SH484627,1/1/1980 12:00:00 AM,,26,65,26,Llanfairpwll,9.8,Caernarfon,Caernarfon,Dwr Cymru Welsh Water,,Gwynedd,Peblig,
LL55 2EJ,Yes,53.147635,-4.240846,250233,363512,SH502635,3/1/2003 12:00:00 AM,,56,2,1,Llanfairpwll,8.4,,,Dwr Cymru Welsh Water,,Gwynedd,Cadnant,
LL55 2NE,Yes,53.139636,-4.273877,247996,362692,SH479626,1/1/1980 12:00:00 AM,,14,,,Llanfairpwll,10.0,Caernarfon,Caernarfon,Dwr Cymru Welsh Water,,Gwynedd,Canol Tref Caernarfon,
LL55 2RA,No,53.140607,-4.273869,248000,362800,SH479628,1/1/1980 12:00:00 AM,1/1/1995 12:00:00 AM,15,,,Llanfairpwll,9.9,Caernarfon,Caernarfon,,,Gwynedd,Canol Tref Caernarfon,