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 AL9 6LB,Yes,51.716114,-0.177346,526012,203504,TL260035,1/1/1980 12:00:00 AM,,101,74,24,Brookmans Park,2.0,Brookmans Park,,Affinity Water,Thames Water,Welwyn Hatfield,Brookmans Park and Little Heath,Hatfield Rural AL9 7AE,Yes,51.720160,-0.183120,525602,203944,TL256039,1/1/1980 12:00:00 AM,,103,98,34,Brookmans Park,1.5,Brookmans Park,,Affinity Water,Thames Water,Welwyn Hatfield,Brookmans Park and Little Heath,Hatfield Rural AL9 7AF,Yes,51.719412,-0.182455,525650,203861,TL256038,1/1/1980 12:00:00 AM,,100,87,29,Brookmans Park,1.5,Brookmans Park,,Thames Water,,Welwyn Hatfield,Brookmans Park and Little Heath,Hatfield Rural AL9 7AG,Yes,51.720728,-0.181519,525711,204009,TL257040,1/1/1980 12:00:00 AM,,103,40,13,Brookmans Park,1.6,Brookmans Park,,Affinity Water,Thames Water,Welwyn Hatfield,Brookmans Park and Little Heath,Hatfield Rural AL9 7AJ,Yes,51.720340,-0.180825,525760,203968,TL257039,1/1/1980 12:00:00 AM,,101,35,13,Brookmans Park,1.6,Brookmans Park,,Affinity Water,Thames Water,Welwyn Hatfield,Brookmans Park and Little Heath,Hatfield Rural AL9 7AQ,Yes,51.721329,-0.184318,525516,204071,TL255040,1/1/1980 12:00:00 AM,,110,35,14,Brookmans Park,1.4,Brookmans Park,,Affinity Water,Thames Water,Welwyn Hatfield,Brookmans Park and Little Heath,Hatfield Rural AL9 7HL,No,51.718848,-0.181748,525700,203800,TL256037,4/1/1987 12:00:00 AM,12/1/1996 12:00:00 AM,97,,,Brookmans Park,1.6,Brookmans Park,,,,Welwyn Hatfield,Brookmans Park and Little Heath,Hatfield Rural EN6 1NX,No,51.713258,-0.174995,526182,203190,TL261031,1/1/1980 12:00:00 AM,2/1/2016 12:00:00 AM,106,,,Potters Bar,2.2,,,,,Welwyn Hatfield,Brookmans Park and Little Heath,Hatfield Rural