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 1TR,No,53.164531,-4.248848,249757,365408,SH497654,6/1/2000 12:00:00 AM,8/1/2016 12:00:00 AM,19,,,Llanfairpwll,6.8,,,Dwr Cymru Welsh Water,,Gwynedd,Bethel a'r Felinheli,
LL55 1TS,Yes,53.165924,-4.244119,250078,365553,SH500655,1/1/1980 12:00:00 AM,,17,25,7,Llanfairpwll,6.5,,,Dwr Cymru Welsh Water,,Gwynedd,Bethel a'r Felinheli,
LL55 1TT,Yes,53.172783,-4.231688,250933,366290,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,53.166175,-4.229320,251068,365550,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,53.171597,-4.218160,251833,366130,SH518661,1/1/1980 12:00:00 AM,,79,4,2,Llanfairpwll,5.5,,,Dwr Cymru Welsh Water,,Gwynedd,Bethel a'r Felinheli,
LL55 1UE,Yes,53.170772,-4.241125,250295,366086,SH502660,8/1/1993 12:00:00 AM,,12,5,0,Llanfairpwll,6.0,,,Dwr Cymru Welsh Water,,Gwynedd,Bethel a'r Felinheli,
LL56 4AB,Yes,53.185748,-4.206133,252685,367679,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,53.183301,-4.210093,252412,367415,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,53.183983,-4.210143,252411,367491,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,53.184402,-4.210374,252397,367538,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,-4.208733,252511,367665,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,-4.208177,252548,367659,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,53.185447,-4.207824,252571,367649,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,53.187947,-4.203881,252843,367919,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,53.186452,-4.207456,252599,367760,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,53.186661,-4.206359,252673,367781,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,-4.205432,252737,367835,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,53.188803,-4.201804,252985,368010,SH529680,1/1/1980 12:00:00 AM,,23,8,2,Llanfairpwll,3.6,,,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,53.189507,-4.195877,253383,368076,SH533680,1/1/1980 12:00:00 AM,,23,40,14,Llanfairpwll,3.6,,,Dwr Cymru Welsh Water,,Gwynedd,Bethel a'r Felinheli,
LL56 4JS,Yes,53.190070,-4.198481,253211,368144,SH532681,1/1/1980 12:00:00 AM,,18,9,5,Llanfairpwll,3.5,,,Dwr Cymru Welsh Water,,Gwynedd,Bethel a'r Felinheli,
LL56 4JT,Yes,53.190577,-4.197833,253256,368199,SH532681,1/1/1980 12:00:00 AM,,17,10,6,Llanfairpwll,3.5,,,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,,,Dwr Cymru Welsh Water,,Gwynedd,Bethel a'r Felinheli,
LL56 4JZ,Yes,53.191289,-4.194786,253462,368272,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,53.177146,-4.217124,251921,366745,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,53.177035,-4.220201,251715,366739,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,53.180316,-4.214429,252112,367092,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,53.174986,-4.222540,251552,366516,SH515665,1/1/1980 12:00:00 AM,,44,56,1,Llanfairpwll,5.2,,,Dwr Cymru Welsh Water,,Gwynedd,Bethel a'r Felinheli,
LL56 4NY,Yes,53.177524,-4.218087,251858,366789,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,53.176912,-4.218609,251821,366722,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,53.186772,-4.209074,252492,367799,SH524677,6/1/1997 12:00:00 AM,,6,37,19,Llanfairpwll,3.8,Y Felinheli,,Dwr Cymru Welsh Water,,Gwynedd,Bethel a'r Felinheli,
LL56 4PB,Yes,53.185572,-4.209821,252438,367667,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,53.184969,-4.210793,252371,367602,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,53.184586,-4.209620,252448,367557,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,53.175095,-4.217213,251908,366517,SH519665,5/1/2013 12:00:00 AM,,64,,,Llanfairpwll,5.1,,,Dwr Cymru Welsh Water,,Gwynedd,Bethel a'r Felinheli,
LL56 4PJ,Yes,53.184285,-4.209410,252461,367523,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,53.184089,-4.208816,252500,367500,SH525675,1/1/1980 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,53.184501,-4.208912,252495,367546,SH524675,1/1/1980 12:00:00 AM,,20,36,15,Llanfairpwll,4.1,Y Felinheli,,Dwr Cymru Welsh Water,,Gwynedd,Bethel a'r Felinheli,
LL56 4QG,Yes,53.186582,-4.193572,253527,367746,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,53.186977,-4.198487,253200,367800,SH532677,1/1/1980 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,53.185507,-4.197783,253242,367635,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,53.181892,-4.196835,253293,367231,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,-4.206176,252670,367276,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,53.187345,-4.197533,253265,367839,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,53.185913,-4.207413,252600,367700,SH526677,7/1/1983 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,53.187020,-4.200061,253095,367808,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,53.176868,-4.205961,252666,366691,SH526666,1/1/1980 12:00:00 AM,,89,2,1,Llanfairpwll,4.9,,,,,Gwynedd,Bethel a'r Felinheli,
LL56 4QX,Yes,53.188384,-4.208962,252505,367978,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,53.188928,-4.206281,252686,368033,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,53.189548,-4.206777,252655,368103,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,53.180357,-4.216108,252000,367100,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,-4.217049,251937,367088,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,53.180212,-4.214708,252093,367081,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,53.178613,-4.216078,251996,366906,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,53.177552,-4.218522,251829,366793,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,53.179954,-4.214066,252135,367051,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,53.178358,-4.215810,252013,366877,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,53.177410,-4.215946,252001,366772,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,53.178100,-4.215632,252024,366848,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,53.177662,-4.214038,252129,366796,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,53.176526,-4.215177,252049,366672,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,53.180967,-4.212308,252256,367160,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,53.175167,-4.213311,252169,366517,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,53.181238,-4.211768,252293,367189,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,53.188318,-4.205711,252722,367964,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,53.186176,-4.208280,252543,367731,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,53.183318,-4.207205,252605,367411,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,53.182754,-4.209487,252451,367353,SH524673,1/1/1980 12:00:00 AM,,42,24,11,Llanfairpwll,4.2,Y Felinheli,,Dwr Cymru Welsh Water,,Gwynedd,Bethel a'r Felinheli,
LL56 4YX,No,53.182265,-4.210219,252400,367300,SH524673,4/1/1986 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,53.182636,-4.209595,252443,367340,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,53.184089,-4.208816,252500,367500,SH525675,1/1/1980 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,53.184089,-4.208816,252500,367500,SH525675,1/1/1980 12:00:00 AM,12/1/1985 12:00:00 AM,25,,,Llanfairpwll,4.1,Y Felinheli,,,,Gwynedd,Bethel a'r Felinheli,