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
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 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 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 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,53.182653,-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,53.182265,-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,