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 AL7 1RB,Yes,51.804650,-0.180680,525536,213344,TL255133,1/1/1980 12:00:00 AM,,83,19,8,Welwyn Garden City,1.7,Welwyn Garden City,Welwyn Garden City,Affinity Water,Thames Water,Welwyn Hatfield,Haldens,Haldens AL7 1RD,Yes,51.804577,-0.178827,525664,213339,TL256133,1/1/1980 12:00:00 AM,,82,35,20,Welwyn Garden City,1.8,Welwyn Garden City,Welwyn Garden City,Affinity Water,Thames Water,Welwyn Hatfield,Haldens,Haldens AL7 1RE,Yes,51.804936,-0.178841,525662,213379,TL256133,1/1/1980 12:00:00 AM,,83,78,29,Welwyn Garden City,1.8,Welwyn Garden City,Welwyn Garden City,Affinity Water,Thames Water,Welwyn Hatfield,Haldens,Haldens AL7 1RG,Yes,51.805462,-0.181402,525484,213433,TL254134,1/1/1980 12:00:00 AM,,83,43,17,Welwyn Garden City,1.6,Welwyn Garden City,Welwyn Garden City,Affinity Water,Thames Water,Welwyn Hatfield,Haldens,Haldens AL7 1TA,Yes,51.805517,-0.177856,525728,213445,TL257134,1/1/1980 12:00:00 AM,,82,,,Welwyn Garden City,1.9,Welwyn Garden City,Welwyn Garden City,Affinity Water,Thames Water,Welwyn Hatfield,Haldens,Haldens AL7 1TJ,No,51.805119,-0.178278,525700,213400,TL257134,8/1/1993 12:00:00 AM,7/1/1995 12:00:00 AM,82,,,Welwyn Garden City,1.8,Welwyn Garden City,Welwyn Garden City,,,Welwyn Hatfield,Haldens,Haldens AL7 2AQ,Yes,51.804165,-0.178350,525698,213294,TL256132,1/1/1980 12:00:00 AM,,81,24,9,Welwyn Garden City,1.8,Welwyn Garden City,Welwyn Garden City,Affinity Water,Thames Water,Welwyn Hatfield,Haldens,Haldens AL7 2DJ,Yes,51.805623,-0.173853,526004,213464,TL260134,1/1/1980 12:00:00 AM,,79,9,5,Welwyn Garden City,2.1,Welwyn Garden City,Welwyn Garden City,Affinity Water,Thames Water,Welwyn Hatfield,Haldens,Haldens AL7 2DU,Yes,51.806074,-0.173892,526000,213514,TL259135,1/1/1980 12:00:00 AM,,79,55,23,Welwyn Garden City,2.1,Welwyn Garden City,Welwyn Garden City,Affinity Water,Thames Water,Welwyn Hatfield,Haldens,Haldens AL7 2ED,Yes,51.808409,-0.173576,526015,213774,TL260137,1/1/1980 12:00:00 AM,,75,4,2,Welwyn North,2.1,,,Affinity Water,Thames Water,Welwyn Hatfield,Haldens,Haldens