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 9BS,Yes,51.843610,-0.265576,519580,217534,TL195175,1/1/1980 12:00:00 AM,,125,6,2,Welwyn North,5.5,,Affinity Water,Thames Water,North Hertfordshire,Codicote & Kimpton,Knebworth & Codicote
AL6 9NG,Yes,51.838829,-0.221850,522605,217075,TL226170,1/1/1980 12:00:00 AM,,72,4,1,Welwyn North,2.7,Woolmer Green,Affinity Water,Thames Water,North Hertfordshire,Codicote & Kimpton,Knebworth & Codicote
AL6 9NN,Yes,51.834583,-0.225268,522381,216597,TL223165,1/1/1980 12:00:00 AM,,87,27,11,Welwyn North,2.6,Woolmer Green,Affinity Water,Thames Water,North Hertfordshire,Codicote & Kimpton,Knebworth & Codicote
AL6 9NP,Yes,51.837833,-0.221962,522600,216964,TL225169,1/1/1980 12:00:00 AM,,72,12,5,Welwyn North,2.6,Woolmer Green,Affinity Water,Thames Water,North Hertfordshire,Codicote & Kimpton,Knebworth & Codicote
AL6 9NR,Yes,51.838520,-0.223430,522497,217038,TL224170,5/1/2005 12:00:00 AM,,71,6,4,Welwyn North,2.7,Woolmer Green,Affinity Water,Thames Water,North Hertfordshire,Codicote & Kimpton,Knebworth & Codicote
AL6 9NW,Yes,51.835771,-0.223538,522497,216732,TL224167,1/1/1980 12:00:00 AM,,83,86,33,Welwyn North,2.6,Woolmer Green,Affinity Water,Thames Water,North Hertfordshire,Codicote & Kimpton,Knebworth & Codicote
AL6 9TU,Yes,51.839116,-0.223595,522484,217104,TL224171,1/1/1980 12:00:00 AM,,72,7,3,Welwyn North,2.8,Woolmer Green,Affinity Water,Thames Water,North Hertfordshire,Codicote & Kimpton,Knebworth & Codicote
AL6 9UZ,No,51.840006,-0.224750,522402,217201,TL224172,2/1/1990 12:00:00 AM,1/1/1995 12:00:00 AM,79,,,Welwyn North,2.9,,,,North Hertfordshire,Codicote & Kimpton,Knebworth & Codicote
SG4 8DF,Yes,51.846788,-0.238653,521426,217932,TL214179,11/1/2024 12:00:00 AM,,106,,,Welwyn North,4.1,,,,North Hertfordshire,Codicote & Kimpton,Knebworth & Codicote
SG4 8DQ,Yes,51.847058,-0.239833,521344,217960,TL213179,11/1/2024 12:00:00 AM,,109,,,Welwyn North,4.2,,,,North Hertfordshire,Codicote & Kimpton,Knebworth & Codicote
SG4 8DR,Yes,51.847544,-0.239887,521339,218014,TL213180,12/1/2024 12:00:00 AM,,110,,,Knebworth,4.2,,,,North Hertfordshire,Codicote & Kimpton,Knebworth & Codicote
SG4 8EB,Yes,51.848574,-0.243244,521105,218123,TL211181,10/1/2023 12:00:00 AM,,126,,,Knebworth,4.3,Codicote,,,North Hertfordshire,Codicote & Kimpton,Knebworth & Codicote
SG4 8SF,Yes,51.847523,-0.248120,520772,217998,TL207179,12/1/2001 12:00:00 AM,,80,,,Welwyn North,4.7,,Affinity Water,Thames Water,North Hertfordshire,Codicote & Kimpton,Knebworth & Codicote
SG4 8SH,No,51.847565,-0.249134,520702,218001,TL207180,6/1/1981 12:00:00 AM,12/1/1992 12:00:00 AM,79,,,Welwyn North,4.7,,,,North Hertfordshire,Codicote & Kimpton,Knebworth & Codicote
SG4 8SJ,No,51.848399,-0.244746,521002,218101,TL210181,1/1/1992 12:00:00 AM,5/1/1994 12:00:00 AM,100,,,Knebworth,4.4,Codicote,,,North Hertfordshire,Codicote & Kimpton,Knebworth & Codicote
SG4 8SL,Yes,51.847773,-0.247979,520781,218026,TL207180,1/1/1980 12:00:00 AM,,83,14,5,Knebworth,4.7,,Affinity Water,Thames Water,North Hertfordshire,Codicote & Kimpton,Knebworth & Codicote
SG4 8SN,Yes,51.849751,-0.246160,520901,218249,TL209182,1/1/1980 12:00:00 AM,,98,5,1,Knebworth,4.5,,Affinity Water,Thames Water,North Hertfordshire,Codicote & Kimpton,Knebworth & Codicote
SG4 8SP,Yes,51.838686,-0.240392,521328,217028,TL213170,1/1/1980 12:00:00 AM,,85,17,5,Welwyn North,3.7,,Affinity Water,Thames Water,North Hertfordshire,Codicote & Kimpton,Knebworth & Codicote
SG4 8SS,No,51.847782,-0.248008,520779,218027,TL207180,1/1/1980 12:00:00 AM,11/1/2002 12:00:00 AM,83,,,Knebworth,4.7,,,,North Hertfordshire,Codicote & Kimpton,Knebworth & Codicote
SG4 8ST,Yes,51.851625,-0.260912,519880,218433,TL198184,1/1/1980 12:00:00 AM,,81,22,8,Knebworth,5.3,,Affinity Water,Thames Water,North Hertfordshire,Codicote & Kimpton,Knebworth & Codicote
SG4 8SZ,Yes,51.855559,-0.251583,520512,218886,TL205188,1/1/1980 12:00:00 AM,,99,15,5,Knebworth,4.6,,Affinity Water,Thames Water,North Hertfordshire,Codicote & Kimpton,Knebworth & Codicote
SG4 8UP,Yes,51.845891,-0.234594,521708,217839,TL217178,1/1/1980 12:00:00 AM,,98,13,8,Welwyn North,3.8,Codicote,Affinity Water,Thames Water,North Hertfordshire,Codicote & Kimpton,Knebworth & Codicote
SG4 8UU,Yes,51.846542,-0.237806,521485,217906,TL214179,1/1/1980 12:00:00 AM,,105,56,22,Welwyn North,4.1,Codicote,Affinity Water,Thames Water,North Hertfordshire,Codicote & Kimpton,Knebworth & Codicote
SG4 8UW,Yes,51.846287,-0.235784,521625,217881,TL216178,1/1/1980 12:00:00 AM,,101,10,4,Welwyn North,3.9,Codicote,Affinity Water,Thames Water,North Hertfordshire,Codicote & Kimpton,Knebworth & Codicote
SG4 8UY,Yes,51.843682,-0.238368,521454,217587,TL214175,7/1/1983 12:00:00 AM,,102,3,1,Welwyn North,3.9,Codicote,Affinity Water,Thames Water,North Hertfordshire,Codicote & Kimpton,Knebworth & Codicote
SG4 8UZ,Yes,51.845596,-0.240703,521288,217796,TL212177,1/1/1980 12:00:00 AM,,103,8,3,Welwyn North,4.1,Codicote,Affinity Water,Thames Water,North Hertfordshire,Codicote & Kimpton,Knebworth & Codicote
SG4 8WH,Yes,51.843604,-0.238589,521439,217578,TL214175,6/1/2002 12:00:00 AM,,102,,,Welwyn North,3.9,Codicote,Affinity Water,Thames Water,North Hertfordshire,Codicote & Kimpton,Knebworth & Codicote
SG4 8WW,Yes,51.848526,-0.244814,520997,218115,TL209181,12/1/1997 12:00:00 AM,,100,2,1,Knebworth,4.4,Codicote,Affinity Water,Thames Water,North Hertfordshire,Codicote & Kimpton,Knebworth & Codicote
SG4 8YH,Yes,51.848087,-0.240737,521279,218073,TL212180,1/1/1980 12:00:00 AM,,112,62,24,Knebworth,4.2,Codicote,Affinity Water,Thames Water,North Hertfordshire,Codicote & Kimpton,Knebworth & Codicote