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 6LZ,Yes,51.716508,-0.165735,526813,203567,TL268035,7/1/2013 12:00:00 AM,,131,,,Brookmans Park,2.7,,,Affinity Water,Thames Water,Welwyn Hatfield,Brookmans Park and Little Heath,Hatfield Rural AL9 6NJ,Yes,51.719690,-0.176609,526053,203902,TL260039,1/1/1980 12:00:00 AM,,104,8,2,Brookmans Park,1.9,,,Affinity Water,Thames Water,Welwyn Hatfield,Brookmans Park and Little Heath,Hatfield Rural AL9 6NL,Yes,51.718153,-0.171473,526412,203740,TL264037,1/1/1980 12:00:00 AM,,124,3,1,Brookmans Park,2.3,,,Affinity Water,Thames Water,Welwyn Hatfield,Brookmans Park and Little Heath,Hatfield Rural AL9 6NN,Yes,51.719051,-0.171099,526435,203841,TL264038,1/1/1980 12:00:00 AM,,122,1,0,Brookmans Park,2.3,,,Affinity Water,Thames Water,Welwyn Hatfield,Brookmans Park and Little Heath,Hatfield Rural AL9 6NP,Yes,51.718182,-0.169570,526543,203747,TL265037,1/1/1980 12:00:00 AM,,127,21,12,Brookmans Park,2.4,,,Affinity Water,Thames Water,Welwyn Hatfield,Brookmans Park and Little Heath,Hatfield Rural AL9 6NR,Yes,51.715939,-0.162124,527064,203510,TL270035,1/1/1980 12:00:00 AM,,133,5,2,Potters Bar,3.0,,,Affinity Water,Thames Water,Welwyn Hatfield,Brookmans Park and Little Heath,Hatfield Rural AL9 6NS,Yes,51.714950,-0.166415,526770,203393,TL267033,1/1/1980 12:00:00 AM,,131,224,6,Potters Bar,2.7,,,Affinity Water,Thames Water,Welwyn Hatfield,Brookmans Park and Little Heath,Hatfield Rural AL9 6NT,Yes,51.713436,-0.162471,527047,203231,TL270032,1/1/1980 12:00:00 AM,,134,,,Potters Bar,2.8,,,Affinity Water,Thames Water,Welwyn Hatfield,Brookmans Park and Little Heath,Hatfield Rural AL9 6NW,Yes,51.717561,-0.169509,526549,203678,TL265036,10/1/1985 12:00:00 AM,,127,9,3,Brookmans Park,2.4,,,Affinity Water,Thames Water,Welwyn Hatfield,Brookmans Park and Little Heath,Hatfield Rural AL9 6NX,Yes,51.713496,-0.162845,527021,203238,TL270032,1/1/1991 12:00:00 AM,,135,19,9,Potters Bar,2.7,,,Affinity Water,Thames Water,Welwyn Hatfield,Brookmans Park and Little Heath,Hatfield Rural AL9 6NY,Yes,51.716169,-0.168209,526643,203525,TL266035,8/1/1992 12:00:00 AM,,129,10,3,Brookmans Park,2.6,,,Affinity Water,Thames Water,Welwyn Hatfield,Brookmans Park and Little Heath,Hatfield Rural AL9 6NZ,Yes,51.718560,-0.170163,526501,203788,TL265037,6/1/2000 12:00:00 AM,,125,16,5,Brookmans Park,2.4,,,Affinity Water,Thames Water,Welwyn Hatfield,Brookmans Park and Little Heath,Hatfield Rural EN6 1NZ,Yes,51.710651,-0.169576,526564,202909,TL265029,1/1/1980 12:00:00 AM,,127,7,5,Potters Bar,2.2,,,Affinity Water,Thames Water,Welwyn Hatfield,Brookmans Park and Little Heath,Hatfield Rural