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 AL8 7AF,Yes,51.815800,-0.199949,524177,214551,TL241145,1/1/1980 12:00:00 AM,,87,16,8,Welwyn North,1.0,Welwyn Garden City,Affinity Water,Thames Water,Welwyn Hatfield,Sherrards,Welwyn AL8 7AG,Yes,51.815989,-0.199362,524217,214573,TL242145,1/1/1980 12:00:00 AM,,85,51,21,Welwyn North,1.0,Welwyn Garden City,Affinity Water,Thames Water,Welwyn Hatfield,Sherrards,Welwyn AL8 7AL,Yes,51.814139,-0.198362,524291,214369,TL242143,1/1/1980 12:00:00 AM,,91,46,23,Welwyn North,1.1,Welwyn Garden City,Affinity Water,Thames Water,Welwyn Hatfield,Sherrards,Welwyn AL8 7AQ,Yes,51.815428,-0.197338,524358,214514,TL243145,1/1/1980 12:00:00 AM,,86,52,15,Welwyn North,1.0,Welwyn Garden City,Affinity Water,Thames Water,Welwyn Hatfield,Sherrards,Welwyn AL8 7SN,Yes,51.816636,-0.197580,524338,214648,TL243146,7/1/1986 12:00:00 AM,,81,61,26,Welwyn North,0.9,Welwyn Garden City,Affinity Water,Thames Water,Welwyn Hatfield,Sherrards,Welwyn AL8 7ST,Yes,51.816221,-0.198046,524307,214601,TL243146,7/1/1986 12:00:00 AM,,82,64,32,Welwyn North,0.9,Welwyn Garden City,Affinity Water,Thames Water,Welwyn Hatfield,Sherrards,Welwyn