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 AL6 0LT,Yes,51.835200,-0.149676,527587,216795,TL275167,1/1/1980 12:00:00 AM,,129,22,8,Watton-At-Stone,3.1,Tewin Wood,Affinity Water,Thames Water,East Hertfordshire,Hertford Rural,Hertford Rural AL6 0NP,Yes,51.834250,-0.159062,526943,216673,TL269166,1/1/1980 12:00:00 AM,,121,43,17,Welwyn North,2.6,Tewin Wood,Affinity Water,Thames Water,East Hertfordshire,Hertford Rural,Hertford Rural AL6 0NR,Yes,51.832845,-0.160019,526881,216515,TL268165,1/1/1980 12:00:00 AM,,124,28,11,Welwyn North,2.4,Tewin Wood,Affinity Water,Thames Water,East Hertfordshire,Hertford Rural,Hertford Rural AL6 0NS,Yes,51.832553,-0.158637,526977,216485,TL269164,1/1/1980 12:00:00 AM,,122,14,7,Welwyn North,2.5,Tewin Wood,Affinity Water,Thames Water,East Hertfordshire,Hertford Rural,Hertford Rural AL6 0NT,No,51.830931,-0.161272,526800,216300,TL268163,12/1/1998 12:00:00 AM,6/1/1999 12:00:00 AM,128,,,Welwyn North,2.3,Tewin Wood,,,East Hertfordshire,Hertford Rural,Hertford Rural AL6 0NU,Yes,51.832000,-0.161809,526760,216418,TL267164,1/1/1980 12:00:00 AM,,127,23,10,Welwyn North,2.3,Tewin Wood,Affinity Water,Thames Water,East Hertfordshire,Hertford Rural,Hertford Rural AL6 0NW,Yes,51.834383,-0.158331,526993,216689,TL269166,1/1/1980 12:00:00 AM,,120,20,9,Welwyn North,2.6,Tewin Wood,Affinity Water,Thames Water,East Hertfordshire,Hertford Rural,Hertford Rural AL6 0NX,Yes,51.831849,-0.160742,526834,216403,TL268164,1/1/1980 12:00:00 AM,,127,15,5,Welwyn North,2.3,Tewin Wood,Affinity Water,Thames Water,East Hertfordshire,Hertford Rural,Hertford Rural AL6 0NY,Yes,51.831826,-0.157579,527052,216406,TL270164,1/1/1980 12:00:00 AM,,120,42,18,Welwyn North,2.5,Tewin Wood,Affinity Water,Thames Water,East Hertfordshire,Hertford Rural,Hertford Rural AL6 0NZ,Yes,51.831729,-0.156509,527126,216397,TL271163,1/1/1980 12:00:00 AM,,114,64,22,Welwyn North,2.6,Tewin Wood,Affinity Water,Thames Water,East Hertfordshire,Hertford Rural,Hertford Rural SG3 6SA,Yes,51.838661,-0.152495,527383,217175,TL273171,1/1/1980 12:00:00 AM,,127,40,16,Watton-At-Stone,3.0,Tewin Wood,Affinity Water,Thames Water,East Hertfordshire,Hertford Rural,Hertford Rural