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 AL10 9DJ,Yes,51.747849,-0.238710,521688,206929,TL216069,1/1/1980 12:00:00 AM,,96,48,15,Welham Green,2.3,Hatfield,Hatfield,Affinity Water,Thames Water,Welwyn Hatfield,Hatfield South West,Hatfield South AL10 9DL,Yes,51.748179,-0.240154,521587,206963,TL215069,1/1/1980 12:00:00 AM,,91,121,34,Welham Green,2.4,Hatfield,Hatfield,Affinity Water,Thames Water,Welwyn Hatfield,Hatfield South West,Hatfield South AL10 9DN,Yes,51.747748,-0.239192,521655,206917,TL216069,1/1/1980 12:00:00 AM,,93,24,7,Welham Green,2.3,Hatfield,Hatfield,Affinity Water,Thames Water,Welwyn Hatfield,Hatfield South West,Hatfield South AL10 9EJ,Yes,51.747546,-0.241120,521522,206891,TL215068,2/1/1990 12:00:00 AM,,86,150,72,Welham Green,2.4,Hatfield,Hatfield,Affinity Water,Thames Water,Welwyn Hatfield,Hatfield South West,Hatfield South