Postcode,In Use?,Latitude,Longitude,Easting,Northing,Grid Ref,Introduced,Terminated,Altitude,Population,Households,Nearest Station,Distance To Station (KM),Built Up Area,Water Company,Sewage Company,District,Ward,County Electoral Division
LL55 1TR,No,53.164548,-4.248855,249757,365410,SH497654,6/1/2000 12:00:00 AM,8/1/2016 12:00:00 AM,19,,,Llanfairpwll,6.8,Caernarfon,Dwr Cymru Welsh Water,,Gwynedd,Bethel a'r Felinheli,
LL55 1TS,Yes,53.165941,-4.244125,250078,365555,SH500655,1/1/1980 12:00:00 AM,,17,25,7,Llanfairpwll,6.5,Caernarfon,Dwr Cymru Welsh Water,,Gwynedd,Bethel a'r Felinheli,
LL55 1TT,Yes,53.172783,-4.231689,250933,366290,SH509662,1/1/1980 12:00:00 AM,,22,25,11,Llanfairpwll,5.6,,Dwr Cymru Welsh Water,,Gwynedd,Bethel a'r Felinheli,
LL55 1TU,Yes,53.166192,-4.229327,251068,365552,SH510655,1/1/1980 12:00:00 AM,,63,15,6,Llanfairpwll,6.2,,Dwr Cymru Welsh Water,,Gwynedd,Bethel a'r Felinheli,
LL55 1TY,Yes,53.171209,-4.215836,251987,366082,SH519660,1/1/1980 12:00:00 AM,,79,4,2,Llanfairpwll,5.5,,Dwr Cymru Welsh Water,,Gwynedd,Bethel a'r Felinheli,
LL55 1UE,Yes,53.170789,-4.241131,250295,366088,SH502660,8/1/1993 12:00:00 AM,,12,5,0,Llanfairpwll,6.0,,Dwr Cymru Welsh Water,,Gwynedd,Bethel a'r Felinheli,
LL56 4AA,No,53.185765,-4.206139,252685,367681,SH526676,11/1/2024 12:00:00 AM,1/1/2025 12:00:00 AM,32,,,Llanfairpwll,3.9,Y Felinheli,,,Gwynedd,Bethel a'r Felinheli,
LL56 4AB,Yes,53.185765,-4.206139,252685,367681,SH526676,5/1/2010 12:00:00 AM,,32,8,6,Llanfairpwll,3.9,Y Felinheli,Dwr Cymru Welsh Water,,Gwynedd,Bethel a'r Felinheli,
LL56 4HJ,Yes,53.183318,-4.210099,252412,367417,SH524674,1/1/1980 12:00:00 AM,,23,36,18,Llanfairpwll,4.2,Y Felinheli,Dwr Cymru Welsh Water,,Gwynedd,Bethel a'r Felinheli,
LL56 4HQ,Yes,53.184000,-4.210150,252411,367493,SH524674,1/1/1980 12:00:00 AM,,14,35,20,Llanfairpwll,4.1,Y Felinheli,Dwr Cymru Welsh Water,,Gwynedd,Bethel a'r Felinheli,
LL56 4HX,Yes,53.183544,-4.210515,252385,367443,SH523674,1/1/1980 12:00:00 AM,,13,54,23,Llanfairpwll,4.2,Y Felinheli,Dwr Cymru Welsh Water,,Gwynedd,Bethel a'r Felinheli,
LL56 4HZ,No,53.184419,-4.210381,252397,367540,SH523675,1/1/1980 12:00:00 AM,12/1/1999 12:00:00 AM,9,,,Llanfairpwll,4.1,Y Felinheli,Dwr Cymru Welsh Water,,Gwynedd,Bethel a'r Felinheli,
LL56 4JA,Yes,53.185573,-4.208734,252511,367665,SH525676,8/1/1993 12:00:00 AM,,14,24,12,Llanfairpwll,3.9,Y Felinheli,Dwr Cymru Welsh Water,,Gwynedd,Bethel a'r Felinheli,
LL56 4JB,Yes,53.186398,-4.207893,252570,367755,SH525677,1/1/1980 12:00:00 AM,,14,3,2,Llanfairpwll,3.8,Y Felinheli,Dwr Cymru Welsh Water,,Gwynedd,Bethel a'r Felinheli,
LL56 4JD,Yes,53.185529,-4.208178,252548,367659,SH525676,1/1/1980 12:00:00 AM,,19,70,41,Llanfairpwll,3.9,Y Felinheli,Dwr Cymru Welsh Water,,Gwynedd,Bethel a'r Felinheli,
LL56 4JE,Yes,53.185464,-4.207830,252571,367651,SH525676,1/1/1980 12:00:00 AM,,22,67,27,Llanfairpwll,3.9,Y Felinheli,Dwr Cymru Welsh Water,,Gwynedd,Bethel a'r Felinheli,
LL56 4JF,Yes,53.186350,-4.208549,252526,367751,SH525677,1/1/1980 12:00:00 AM,,12,14,6,Llanfairpwll,3.8,Y Felinheli,Dwr Cymru Welsh Water,,Gwynedd,Bethel a'r Felinheli,
LL56 4JG,Yes,53.187964,-4.203887,252843,367921,SH528679,4/1/2005 12:00:00 AM,,16,23,14,Llanfairpwll,3.7,Y Felinheli,Dwr Cymru Welsh Water,,Gwynedd,Bethel a'r Felinheli,
LL56 4JH,Yes,53.186469,-4.207463,252599,367762,SH525677,1/1/1980 12:00:00 AM,,15,35,16,Llanfairpwll,3.8,Y Felinheli,Dwr Cymru Welsh Water,,Gwynedd,Bethel a'r Felinheli,
LL56 4JJ,Yes,53.186678,-4.206366,252673,367783,SH526677,1/1/1980 12:00:00 AM,,18,53,25,Llanfairpwll,3.8,Y Felinheli,Dwr Cymru Welsh Water,,Gwynedd,Bethel a'r Felinheli,
LL56 4JL,No,53.187122,-4.205685,252720,367831,SH527678,1/1/1980 12:00:00 AM,4/1/2020 12:00:00 AM,16,,,Llanfairpwll,3.8,Y Felinheli,Dwr Cymru Welsh Water,,Gwynedd,Bethel a'r Felinheli,
LL56 4JN,Yes,53.187163,-4.205433,252737,367835,SH527678,1/1/1980 12:00:00 AM,,16,1,1,Llanfairpwll,3.8,Y Felinheli,Dwr Cymru Welsh Water,,Gwynedd,Bethel a'r Felinheli,
LL56 4JP,Yes,53.188725,-4.201157,253028,368000,SH530679,1/1/1980 12:00:00 AM,,23,8,2,Llanfairpwll,3.6,Y Felinheli,Dwr Cymru Welsh Water,,Gwynedd,Bethel a'r Felinheli,
LL56 4JQ,Yes,53.186878,-4.204295,252812,367801,SH528678,1/1/1980 12:00:00 AM,,21,28,8,Llanfairpwll,3.8,Y Felinheli,Dwr Cymru Welsh Water,,Gwynedd,Bethel a'r Felinheli,
LL56 4JR,Yes,53.189524,-4.195884,253383,368078,SH533680,1/1/1980 12:00:00 AM,,23,40,14,Llanfairpwll,3.6,Y Felinheli,Dwr Cymru Welsh Water,,Gwynedd,Bethel a'r Felinheli,
LL56 4JS,Yes,53.190087,-4.198487,253211,368146,SH532681,1/1/1980 12:00:00 AM,,18,9,5,Llanfairpwll,3.5,Y Felinheli,Dwr Cymru Welsh Water,,Gwynedd,Bethel a'r Felinheli,
LL56 4JT,Yes,53.190593,-4.197839,253256,368201,SH532682,1/1/1980 12:00:00 AM,,17,10,6,Llanfairpwll,3.5,Y Felinheli,Dwr Cymru Welsh Water,,Gwynedd,Bethel a'r Felinheli,
LL56 4JW,Yes,53.187423,-4.204473,252802,367862,SH528678,1/1/1980 12:00:00 AM,,18,8,4,Llanfairpwll,3.7,Y Felinheli,Dwr Cymru Welsh Water,,Gwynedd,Bethel a'r Felinheli,
LL56 4JY,Yes,53.190415,-4.196782,253326,368179,SH533681,1/1/1980 12:00:00 AM,,18,26,11,Llanfairpwll,3.5,Y Felinheli,Dwr Cymru Welsh Water,,Gwynedd,Bethel a'r Felinheli,
LL56 4JZ,Yes,53.191306,-4.194792,253462,368274,SH534682,1/1/1980 12:00:00 AM,,16,10,4,Llanfairpwll,3.4,,Dwr Cymru Welsh Water,,Gwynedd,Bethel a'r Felinheli,
LL56 4LY,Yes,53.177163,-4.217131,251921,366747,SH519667,2/1/1990 12:00:00 AM,,59,70,23,Llanfairpwll,4.9,Y Felinheli,Dwr Cymru Welsh Water,,Gwynedd,Bethel a'r Felinheli,
LL56 4NJ,Yes,53.177052,-4.220208,251715,366741,SH517667,1/1/1980 12:00:00 AM,,40,29,10,Llanfairpwll,4.9,Y Felinheli,Dwr Cymru Welsh Water,,Gwynedd,Bethel a'r Felinheli,
LL56 4NQ,Yes,53.180333,-4.214436,252112,367094,SH521670,1/1/1980 12:00:00 AM,,31,37,21,Llanfairpwll,4.5,Y Felinheli,Dwr Cymru Welsh Water,,Gwynedd,Bethel a'r Felinheli,
LL56 4NX,Yes,53.174525,-4.222157,251576,366464,SH515664,1/1/1980 12:00:00 AM,,44,56,1,Llanfairpwll,5.2,,Dwr Cymru Welsh Water,,Gwynedd,Bethel a'r Felinheli,
LL56 4NY,Yes,53.177541,-4.218093,251858,366791,SH518667,1/1/1995 12:00:00 AM,,48,35,16,Llanfairpwll,4.9,Y Felinheli,Dwr Cymru Welsh Water,,Gwynedd,Bethel a'r Felinheli,
LL56 4NZ,Yes,53.176929,-4.218615,251821,366724,SH518667,1/1/1980 12:00:00 AM,,52,37,13,Llanfairpwll,4.9,Y Felinheli,Dwr Cymru Welsh Water,,Gwynedd,Bethel a'r Felinheli,
LL56 4PA,Yes,53.186789,-4.209081,252492,367801,SH524678,6/1/1997 12:00:00 AM,,6,37,19,Llanfairpwll,3.8,Y Felinheli,Dwr Cymru Welsh Water,,Gwynedd,Bethel a'r Felinheli,
LL56 4PB,Yes,53.185589,-4.209827,252438,367669,SH524676,6/1/1998 12:00:00 AM,,8,20,9,Llanfairpwll,3.9,Y Felinheli,Dwr Cymru Welsh Water,,Gwynedd,Bethel a'r Felinheli,
LL56 4PD,Yes,53.184986,-4.210799,252371,367604,SH523676,6/1/1999 12:00:00 AM,,6,25,12,Llanfairpwll,4.0,Y Felinheli,Dwr Cymru Welsh Water,,Gwynedd,Bethel a'r Felinheli,
LL56 4PE,Yes,53.184603,-4.209627,252448,367559,SH524675,6/1/1999 12:00:00 AM,,13,32,15,Llanfairpwll,4.0,Y Felinheli,Dwr Cymru Welsh Water,,Gwynedd,Bethel a'r Felinheli,
LL56 4PF,Yes,53.175112,-4.217219,251908,366519,SH519665,5/1/2013 12:00:00 AM,,64,,,Llanfairpwll,5.1,Y Felinheli,Dwr Cymru Welsh Water,,Gwynedd,Bethel a'r Felinheli,
LL56 4PJ,Yes,53.184302,-4.209417,252461,367525,SH524675,1/1/1980 12:00:00 AM,,17,56,29,Llanfairpwll,4.1,Y Felinheli,Dwr Cymru Welsh Water,,Gwynedd,Bethel a'r Felinheli,
LL56 4PX,No,53.184106,-4.208823,252500,367502,SH524675,1/1/1980 12:00:00 AM,5/1/1994 12:00:00 AM,25,,,Llanfairpwll,4.1,Y Felinheli,Dwr Cymru Welsh Water,,Gwynedd,Bethel a'r Felinheli,
LL56 4PZ,Yes,53.184518,-4.208919,252495,367548,SH524675,1/1/1980 12:00:00 AM,,20,36,15,Llanfairpwll,4.0,Y Felinheli,Dwr Cymru Welsh Water,,Gwynedd,Bethel a'r Felinheli,
LL56 4QG,Yes,53.186599,-4.193579,253527,367748,SH535677,1/1/1980 12:00:00 AM,,88,16,8,Llanfairpwll,4.0,,Dwr Cymru Welsh Water,,Gwynedd,Bethel a'r Felinheli,
LL56 4QH,No,53.186994,-4.198494,253200,367802,SH531678,1/1/1980 12:00:00 AM,12/1/1995 12:00:00 AM,89,,,Llanfairpwll,3.8,,,,Gwynedd,Bethel a'r Felinheli,
LL56 4QJ,Yes,53.186168,-4.201849,252973,367717,SH529677,1/1/1980 12:00:00 AM,,72,6,4,Llanfairpwll,3.9,,Dwr Cymru Welsh Water,,Gwynedd,Bethel a'r Felinheli,
LL56 4QL,Yes,53.185524,-4.197790,253242,367637,SH532676,1/1/1980 12:00:00 AM,,93,28,11,Llanfairpwll,4.0,,Dwr Cymru Welsh Water,,Gwynedd,Bethel a'r Felinheli,
LL56 4QN,Yes,53.181909,-4.196841,253293,367233,SH532672,1/1/1980 12:00:00 AM,,99,9,3,Llanfairpwll,4.4,,Dwr Cymru Welsh Water,,Gwynedd,Bethel a'r Felinheli,
LL56 4QP,Yes,53.182123,-4.206177,252670,367276,SH526672,1/1/1980 12:00:00 AM,,80,12,4,Llanfairpwll,4.3,Y Felinheli,Dwr Cymru Welsh Water,,Gwynedd,Bethel a'r Felinheli,
LL56 4QQ,Yes,53.187362,-4.197539,253265,367841,SH532678,1/1/1980 12:00:00 AM,,86,2,1,Llanfairpwll,3.8,,Dwr Cymru Welsh Water,,Gwynedd,Bethel a'r Felinheli,
LL56 4QR,No,53.185930,-4.207420,252600,367702,SH525677,7/1/1983 12:00:00 AM,12/1/1986 12:00:00 AM,20,,,Llanfairpwll,3.9,Y Felinheli,,,Gwynedd,Bethel a'r Felinheli,
LL56 4QS,Yes,53.187037,-4.200067,253095,367810,SH530678,12/1/1999 12:00:00 AM,,79,3,1,Llanfairpwll,3.8,,Dwr Cymru Welsh Water,,Gwynedd,Bethel a'r Felinheli,
LL56 4QW,Yes,53.176885,-4.205968,252666,366693,SH526666,1/1/1980 12:00:00 AM,,89,2,1,Llanfairpwll,4.9,,,,Gwynedd,Bethel a'r Felinheli,
LL56 4QX,Yes,53.188401,-4.208969,252505,367980,SH525679,1/1/1980 12:00:00 AM,,8,90,48,Llanfairpwll,3.6,Y Felinheli,Dwr Cymru Welsh Water,,Gwynedd,Bethel a'r Felinheli,
LL56 4QY,Yes,53.188945,-4.206287,252686,368035,SH526680,1/1/1980 12:00:00 AM,,19,95,50,Llanfairpwll,3.6,Y Felinheli,Dwr Cymru Welsh Water,,Gwynedd,Bethel a'r Felinheli,
LL56 4QZ,Yes,53.189565,-4.206783,252655,368105,SH526681,1/1/1980 12:00:00 AM,,19,30,16,Llanfairpwll,3.5,Y Felinheli,Dwr Cymru Welsh Water,,Gwynedd,Bethel a'r Felinheli,
LL56 4RJ,No,53.180374,-4.216114,252000,367102,SH519671,1/1/1980 12:00:00 AM,5/1/1994 12:00:00 AM,18,,,Llanfairpwll,4.5,Y Felinheli,,,Gwynedd,Bethel a'r Felinheli,
LL56 4RQ,Yes,53.182816,-4.211495,252317,367364,SH523673,1/1/1980 12:00:00 AM,,15,63,30,Llanfairpwll,4.2,Y Felinheli,Dwr Cymru Welsh Water,,Gwynedd,Bethel a'r Felinheli,
LL56 4RX,Yes,53.180231,-4.217050,251937,367088,SH519670,1/1/1980 12:00:00 AM,,17,13,6,Llanfairpwll,4.6,Y Felinheli,Dwr Cymru Welsh Water,,Gwynedd,Bethel a'r Felinheli,
LL56 4RZ,Yes,53.180229,-4.214715,252093,367083,SH520670,1/1/1980 12:00:00 AM,,30,49,23,Llanfairpwll,4.5,Y Felinheli,Dwr Cymru Welsh Water,,Gwynedd,Bethel a'r Felinheli,
LL56 4SJ,Yes,53.178630,-4.216084,251996,366908,SH519669,1/1/1980 12:00:00 AM,,51,45,22,Llanfairpwll,4.7,Y Felinheli,Dwr Cymru Welsh Water,,Gwynedd,Bethel a'r Felinheli,
LL56 4SQ,Yes,53.177569,-4.218528,251829,366795,SH518667,1/1/1980 12:00:00 AM,,44,10,5,Llanfairpwll,4.9,Y Felinheli,Dwr Cymru Welsh Water,,Gwynedd,Bethel a'r Felinheli,
LL56 4SX,Yes,53.179972,-4.214073,252135,367053,SH521670,1/1/1980 12:00:00 AM,,43,66,34,Llanfairpwll,4.6,Y Felinheli,Dwr Cymru Welsh Water,,Gwynedd,Bethel a'r Felinheli,
LL56 4SZ,Yes,53.178375,-4.215816,252013,366879,SH520668,1/1/1980 12:00:00 AM,,55,36,17,Llanfairpwll,4.8,Y Felinheli,Dwr Cymru Welsh Water,,Gwynedd,Bethel a'r Felinheli,
LL56 4TJ,Yes,53.177314,-4.215792,252011,366761,SH520667,1/1/1980 12:00:00 AM,,63,6,2,Llanfairpwll,4.9,Y Felinheli,Dwr Cymru Welsh Water,,Gwynedd,Bethel a'r Felinheli,
LL56 4TQ,Yes,53.178117,-4.215639,252024,366850,SH520668,1/1/1980 12:00:00 AM,,59,50,19,Llanfairpwll,4.8,Y Felinheli,Dwr Cymru Welsh Water,,Gwynedd,Bethel a'r Felinheli,
LL56 4TX,Yes,53.177679,-4.214045,252129,366798,SH521667,1/1/1980 12:00:00 AM,,70,135,48,Llanfairpwll,4.8,Y Felinheli,Dwr Cymru Welsh Water,,Gwynedd,Bethel a'r Felinheli,
LL56 4TZ,Yes,53.176543,-4.215183,252049,366674,SH520666,1/1/1980 12:00:00 AM,,67,119,46,Llanfairpwll,5.0,Y Felinheli,Dwr Cymru Welsh Water,,Gwynedd,Bethel a'r Felinheli,
LL56 4UJ,Yes,53.180984,-4.212314,252256,367162,SH522671,1/1/1980 12:00:00 AM,,42,25,14,Llanfairpwll,4.4,Y Felinheli,Dwr Cymru Welsh Water,,Gwynedd,Bethel a'r Felinheli,
LL56 4UQ,Yes,53.175184,-4.213318,252169,366519,SH521665,1/1/1980 12:00:00 AM,,74,53,20,Llanfairpwll,5.1,Y Felinheli,Dwr Cymru Welsh Water,,Gwynedd,Bethel a'r Felinheli,
LL56 4UX,Yes,53.181255,-4.211774,252293,367191,SH522671,1/1/1980 12:00:00 AM,,43,16,10,Llanfairpwll,4.4,Y Felinheli,Dwr Cymru Welsh Water,,Gwynedd,Bethel a'r Felinheli,
LL56 4UZ,Yes,53.181474,-4.211127,252337,367214,SH523672,1/1/1980 12:00:00 AM,,53,59,24,Llanfairpwll,4.4,Y Felinheli,Dwr Cymru Welsh Water,,Gwynedd,Bethel a'r Felinheli,
LL56 4XA,Yes,53.188335,-4.205717,252722,367966,SH527679,4/1/1987 12:00:00 AM,,14,50,22,Llanfairpwll,3.6,Y Felinheli,Dwr Cymru Welsh Water,,Gwynedd,Bethel a'r Felinheli,
LL56 4XD,Yes,53.186193,-4.208287,252543,367733,SH525677,8/1/1993 12:00:00 AM,,14,8,8,Llanfairpwll,3.9,Y Felinheli,Dwr Cymru Welsh Water,,Gwynedd,Bethel a'r Felinheli,
LL56 4YJ,Yes,53.183336,-4.207212,252605,367413,SH526674,8/1/1993 12:00:00 AM,,59,36,14,Llanfairpwll,4.2,Y Felinheli,Dwr Cymru Welsh Water,,Gwynedd,Bethel a'r Felinheli,
LL56 4YQ,Yes,53.182653,-4.209616,252442,367342,SH524673,1/1/1980 12:00:00 AM,,42,24,11,Llanfairpwll,4.3,Y Felinheli,Dwr Cymru Welsh Water,,Gwynedd,Bethel a'r Felinheli,
LL56 4YX,No,53.182282,-4.210226,252400,367302,SH523673,4/1/1986 12:00:00 AM,5/1/1994 12:00:00 AM,41,,,Llanfairpwll,4.3,Y Felinheli,,,Gwynedd,Bethel a'r Felinheli,
LL56 4ZY,No,53.182653,-4.209601,252443,367342,SH524673,7/1/2002 12:00:00 AM,8/1/2003 12:00:00 AM,42,,,Llanfairpwll,4.3,Y Felinheli,,,Gwynedd,Bethel a'r Felinheli,
LL57 1HA,No,53.184106,-4.208823,252500,367502,SH524675,1/1/1980 12:00:00 AM,12/1/1985 12:00:00 AM,25,,,Llanfairpwll,4.1,Y Felinheli,,,Gwynedd,Bethel a'r Felinheli,
LL57 1HP,No,53.184106,-4.208823,252500,367502,SH524675,1/1/1980 12:00:00 AM,12/1/1985 12:00:00 AM,25,,,Llanfairpwll,4.1,Y Felinheli,,,Gwynedd,Bethel a'r Felinheli,