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
AL6 9AF,Yes,51.820171,-0.226603,522328,214992,TL223149,1/1/1980 12:00:00 AM,,127,14,5,Welwyn North,2.4,,,Affinity Water,Thames Water,Welwyn Hatfield,Welwyn West,Welwyn
AL6 9AQ,No,51.820207,-0.224101,522500,215000,TL224150,1/1/1980 12:00:00 AM,12/1/1991 12:00:00 AM,125,,,Welwyn North,2.2,,,,,Welwyn Hatfield,Welwyn West,Welwyn
AL6 9AR,No,51.820017,-0.224631,522464,214978,TL224149,1/1/1980 12:00:00 AM,9/1/2011 12:00:00 AM,125,,,Welwyn North,2.3,,,Affinity Water,,Welwyn Hatfield,Welwyn West,Welwyn
AL6 9AS,Yes,51.827644,-0.215963,523041,215841,TL230158,10/1/1987 12:00:00 AM,,87,12,5,Welwyn North,1.7,Welwyn Garden City,Welwyn,Affinity Water,Thames Water,Welwyn Hatfield,Welwyn West,Welwyn
AL6 9AU,Yes,51.827103,-0.215259,523091,215782,TL230157,2/1/1990 12:00:00 AM,,87,52,34,Welwyn North,1.6,Welwyn Garden City,Welwyn,Affinity Water,Thames Water,Welwyn Hatfield,Welwyn West,Welwyn
AL6 9AX,No,51.827264,-0.215116,523100,215800,TL231157,1/1/1993 12:00:00 AM,5/1/1994 12:00:00 AM,86,,,Welwyn North,1.6,Welwyn Garden City,Welwyn,,,Welwyn Hatfield,Welwyn West,Welwyn
AL6 9DF,Yes,51.828676,-0.215211,523090,215957,TL230159,2/1/1990 12:00:00 AM,,82,7,3,Welwyn North,1.7,Welwyn Garden City,Welwyn,Affinity Water,Thames Water,Welwyn Hatfield,Welwyn West,Welwyn
AL6 9DG,No,51.828163,-0.215081,523100,215900,TL230158,1/1/1993 12:00:00 AM,7/1/1995 12:00:00 AM,84,,,Welwyn North,1.7,Welwyn Garden City,Welwyn,,,Welwyn Hatfield,Welwyn West,Welwyn
AL6 9DJ,Yes,51.826582,-0.216391,523014,215722,TL230157,1/1/1980 12:00:00 AM,,89,,,Welwyn North,1.7,Welwyn Garden City,Welwyn,Affinity Water,Thames Water,Welwyn Hatfield,Welwyn West,Welwyn
AL6 9DL,Yes,51.827214,-0.213716,523197,215797,TL231157,1/1/1980 12:00:00 AM,,84,74,23,Welwyn North,1.5,Welwyn Garden City,Welwyn,Affinity Water,Thames Water,Welwyn Hatfield,Welwyn West,Welwyn
AL6 9DN,Yes,51.826812,-0.212687,523269,215754,TL232157,1/1/1980 12:00:00 AM,,83,19,6,Welwyn North,1.5,Welwyn Garden City,Welwyn,Affinity Water,Thames Water,Welwyn Hatfield,Welwyn West,Welwyn
AL6 9DP,Yes,51.827553,-0.214597,523135,215833,TL231158,1/1/1980 12:00:00 AM,,85,3,1,Welwyn North,1.6,Welwyn Garden City,Welwyn,Affinity Water,Thames Water,Welwyn Hatfield,Welwyn West,Welwyn
AL6 9DR,No,51.828163,-0.215081,523100,215900,TL230158,7/1/1990 12:00:00 AM,12/1/1992 12:00:00 AM,84,,,Welwyn North,1.7,Welwyn Garden City,Welwyn,,,Welwyn Hatfield,Welwyn West,Welwyn
AL6 9DS,Yes,51.829094,-0.215514,523068,216003,TL230160,1/1/1980 12:00:00 AM,,84,5,2,Welwyn North,1.7,Welwyn Garden City,Welwyn,Affinity Water,Thames Water,Welwyn Hatfield,Welwyn West,Welwyn
AL6 9DU,No,51.828185,-0.216531,523000,215900,TL230158,1/1/1980 12:00:00 AM,1/1/1995 12:00:00 AM,85,,,Welwyn North,1.8,,,,,Welwyn Hatfield,Welwyn West,Welwyn
AL6 9DW,Yes,51.827637,-0.213699,523197,215844,TL231158,1/1/1980 12:00:00 AM,,83,58,21,Welwyn North,1.6,Welwyn Garden City,Welwyn,Affinity Water,Thames Water,Welwyn Hatfield,Welwyn West,Welwyn
AL6 9EL,Yes,51.829180,-0.214640,523128,216014,TL231160,1/1/1980 12:00:00 AM,,77,14,4,Welwyn North,1.7,Welwyn Garden City,Welwyn,Affinity Water,Thames Water,Welwyn Hatfield,Welwyn West,Welwyn
AL6 9EP,Yes,51.828893,-0.212938,523246,215985,TL232159,1/1/1980 12:00:00 AM,,76,,,Welwyn North,1.6,Welwyn Garden City,Welwyn,Affinity Water,Thames Water,Welwyn Hatfield,Welwyn West,Welwyn
AL6 9ER,Yes,51.829318,-0.213110,523233,216032,TL232160,1/1/1980 12:00:00 AM,,73,5,1,Welwyn North,1.6,Welwyn Garden City,Welwyn,Affinity Water,Thames Water,Welwyn Hatfield,Welwyn West,Welwyn
AL6 9FD,Yes,51.824715,-0.212431,523292,215521,TL232155,12/1/2002 12:00:00 AM,,83,114,48,Welwyn North,1.4,Welwyn Garden City,Welwyn,Affinity Water,Thames Water,Welwyn Hatfield,Welwyn West,Welwyn
AL6 9FE,Yes,51.823935,-0.213173,523243,215433,TL232154,5/1/2003 12:00:00 AM,,83,90,42,Welwyn North,1.4,Welwyn Garden City,Welwyn,Affinity Water,Thames Water,Welwyn Hatfield,Welwyn West,Welwyn
AL6 9FF,Yes,51.821861,-0.222431,522611,215187,TL226151,10/1/2015 12:00:00 AM,,82,,,Welwyn North,2.1,,Welwyn,Affinity Water,Thames Water,Welwyn Hatfield,Welwyn West,Welwyn
AL6 9FU,Yes,51.822093,-0.223330,522548,215211,TL225152,6/1/2015 12:00:00 AM,,120,,,Welwyn North,2.2,,Welwyn,Affinity Water,Thames Water,Welwyn Hatfield,Welwyn West,Welwyn
AL6 9FW,Yes,51.820998,-0.225410,522408,215086,TL224150,6/1/2016 12:00:00 AM,,69,,,Welwyn North,2.3,,Welwyn,Affinity Water,Thames Water,Welwyn Hatfield,Welwyn West,Welwyn
AL6 9FX,Yes,51.820674,-0.225379,522411,215050,TL224150,6/1/2016 12:00:00 AM,,119,,,Welwyn North,2.3,,,Affinity Water,Thames Water,Welwyn Hatfield,Welwyn West,Welwyn
AL6 9FY,Yes,51.819627,-0.225116,522432,214934,TL224149,4/1/2017 12:00:00 AM,,126,,,Welwyn North,2.3,,,Affinity Water,Thames Water,Welwyn Hatfield,Welwyn West,Welwyn
AL6 9FZ,Yes,51.819002,-0.224212,522496,214866,TL224148,10/1/2017 12:00:00 AM,,125,,,Welwyn North,2.3,,,Affinity Water,Thames Water,Welwyn Hatfield,Welwyn West,Welwyn
AL6 9GA,Yes,51.818878,-0.223738,522529,214853,TL225148,8/1/2015 12:00:00 AM,,87,,,Welwyn North,2.2,,Welwyn,Affinity Water,Thames Water,Welwyn Hatfield,Welwyn West,Welwyn
AL6 9GB,Yes,51.820065,-0.221993,522646,214988,TL226149,8/1/2015 12:00:00 AM,,118,,,Welwyn North,2.1,,Welwyn,Affinity Water,Thames Water,Welwyn Hatfield,Welwyn West,Welwyn
AL6 9GD,Yes,51.820586,-0.222510,522609,215045,TL226150,10/1/2017 12:00:00 AM,,116,,,Welwyn North,2.1,,,Affinity Water,Thames Water,Welwyn Hatfield,Welwyn West,Welwyn
AL6 9GE,Yes,51.820199,-0.222525,522609,215002,TL226150,10/1/2017 12:00:00 AM,,120,,,Welwyn North,2.1,,,Affinity Water,Thames Water,Welwyn Hatfield,Welwyn West,Welwyn
AL6 9GF,Yes,51.820816,-0.223473,522542,215069,TL225150,1/1/2016 12:00:00 AM,,116,,,Welwyn North,2.2,,,Affinity Water,Thames Water,Welwyn Hatfield,Welwyn West,Welwyn
AL6 9GG,Yes,51.820143,-0.223543,522539,214994,TL225149,3/1/2019 12:00:00 AM,,119,,,Welwyn North,2.2,,,,,Welwyn Hatfield,Welwyn West,Welwyn
AL6 9GH,Yes,51.819996,-0.223926,522513,214977,TL225149,8/1/2015 12:00:00 AM,,114,,,Welwyn North,2.2,,Welwyn,Affinity Water,Thames Water,Welwyn Hatfield,Welwyn West,Welwyn
AL6 9GJ,Yes,51.818963,-0.223323,522557,214863,TL225148,6/1/2015 12:00:00 AM,,119,,,Welwyn North,2.2,,Welwyn,Affinity Water,Thames Water,Welwyn Hatfield,Welwyn West,Welwyn
AL6 9GL,Yes,51.819826,-0.221060,522711,214963,TL227149,8/1/2015 12:00:00 AM,,112,,,Welwyn North,2.0,,Welwyn,Affinity Water,Thames Water,Welwyn Hatfield,Welwyn West,Welwyn
AL6 9GN,Yes,51.819577,-0.223580,522538,214931,TL225149,6/1/2018 12:00:00 AM,,119,,,Welwyn North,2.2,,,,,Welwyn Hatfield,Welwyn West,Welwyn
AL6 9HN,Yes,51.828224,-0.224468,522453,215891,TL224158,11/1/2006 12:00:00 AM,,93,9,9,Welwyn North,2.3,Welwyn Garden City,Welwyn,Affinity Water,Thames Water,Welwyn Hatfield,Welwyn West,Welwyn
AL6 9HP,No,51.824611,-0.214452,523153,215506,TL231155,1/1/1980 12:00:00 AM,3/1/2008 12:00:00 AM,86,,,Welwyn North,1.5,Welwyn Garden City,Welwyn,Affinity Water,,Welwyn Hatfield,Welwyn West,Welwyn
AL6 9HT,Yes,51.823147,-0.214094,523182,215344,TL231153,12/1/1998 12:00:00 AM,,88,2,1,Welwyn North,1.5,Welwyn Garden City,Welwyn,Affinity Water,Thames Water,Welwyn Hatfield,Welwyn West,Welwyn
AL6 9HU,Yes,51.823995,-0.215454,523086,215436,TL230154,1/1/1980 12:00:00 AM,,90,15,6,Welwyn North,1.6,Welwyn Garden City,Welwyn,Affinity Water,Thames Water,Welwyn Hatfield,Welwyn West,Welwyn
AL6 9HW,No,51.823670,-0.215258,523100,215400,TL231154,1/1/1980 12:00:00 AM,12/1/1990 12:00:00 AM,90,,,Welwyn North,1.6,Welwyn Garden City,Welwyn,,,Welwyn Hatfield,Welwyn West,Welwyn
AL6 9HX,Yes,51.824483,-0.214907,523122,215491,TL231154,1/1/1980 12:00:00 AM,,87,24,10,Welwyn North,1.6,Welwyn Garden City,Welwyn,Affinity Water,Thames Water,Welwyn Hatfield,Welwyn West,Welwyn
AL6 9HY,Yes,51.825196,-0.215218,523099,215570,TL230155,1/1/1980 12:00:00 AM,,88,37,14,Welwyn North,1.6,Welwyn Garden City,Welwyn,Affinity Water,Thames Water,Welwyn Hatfield,Welwyn West,Welwyn
AL6 9HZ,Yes,51.825226,-0.214674,523136,215574,TL231155,1/1/1980 12:00:00 AM,,87,10,7,Welwyn North,1.6,Welwyn Garden City,Welwyn,Affinity Water,Thames Water,Welwyn Hatfield,Welwyn West,Welwyn
AL6 9JB,Yes,51.826484,-0.214761,523127,215714,TL231157,1/1/1980 12:00:00 AM,,88,17,6,Welwyn North,1.6,Welwyn Garden City,Welwyn,Affinity Water,Thames Water,Welwyn Hatfield,Welwyn West,Welwyn
AL6 9JD,Yes,51.827131,-0.214169,523166,215787,TL231157,1/1/1980 12:00:00 AM,,85,13,6,Welwyn North,1.6,Welwyn Garden City,Welwyn,Affinity Water,Thames Water,Welwyn Hatfield,Welwyn West,Welwyn
AL6 9JG,Yes,51.825578,-0.216576,523004,215610,TL230156,1/1/1980 12:00:00 AM,,91,98,33,Welwyn North,1.7,Welwyn Garden City,Welwyn,Affinity Water,Thames Water,Welwyn Hatfield,Welwyn West,Welwyn
AL6 9JH,Yes,51.823569,-0.216428,523020,215387,TL230153,1/1/1980 12:00:00 AM,,95,25,13,Welwyn North,1.7,Welwyn Garden City,Welwyn,Affinity Water,Thames Water,Welwyn Hatfield,Welwyn West,Welwyn
AL6 9JJ,Yes,51.823272,-0.217616,522939,215352,TL229153,1/1/1980 12:00:00 AM,,100,49,22,Welwyn North,1.8,Welwyn Garden City,Welwyn,Affinity Water,Thames Water,Welwyn Hatfield,Welwyn West,Welwyn
AL6 9JL,Yes,51.824093,-0.217162,522968,215444,TL229154,1/1/1980 12:00:00 AM,,98,9,6,Welwyn North,1.7,Welwyn Garden City,Welwyn,Affinity Water,Thames Water,Welwyn Hatfield,Welwyn West,Welwyn
AL6 9JN,Yes,51.824590,-0.217225,522962,215499,TL229154,1/1/1980 12:00:00 AM,,97,28,16,Welwyn North,1.7,Welwyn Garden City,Welwyn,Affinity Water,Thames Water,Welwyn Hatfield,Welwyn West,Welwyn
AL6 9JP,Yes,51.824015,-0.217993,522911,215434,TL229154,1/1/1980 12:00:00 AM,,101,34,14,Welwyn North,1.8,Welwyn Garden City,Welwyn,Affinity Water,Thames Water,Welwyn Hatfield,Welwyn West,Welwyn
AL6 9JQ,Yes,51.825199,-0.216016,523044,215569,TL230155,1/1/1980 12:00:00 AM,,90,48,17,Welwyn North,1.7,Welwyn Garden City,Welwyn,Affinity Water,Thames Water,Welwyn Hatfield,Welwyn West,Welwyn
AL6 9JR,Yes,51.823891,-0.218679,522864,215419,TL228154,1/1/1980 12:00:00 AM,,104,28,14,Welwyn North,1.8,Welwyn Garden City,Welwyn,Affinity Water,Thames Water,Welwyn Hatfield,Welwyn West,Welwyn
AL6 9JS,Yes,51.824672,-0.218010,522908,215507,TL229155,1/1/1980 12:00:00 AM,,100,3,2,Welwyn North,1.8,Welwyn Garden City,Welwyn,Affinity Water,Thames Water,Welwyn Hatfield,Welwyn West,Welwyn
AL6 9JT,Yes,51.824643,-0.219071,522835,215502,TL228155,1/1/1980 12:00:00 AM,,104,19,15,Welwyn North,1.9,Welwyn Garden City,Welwyn,Affinity Water,Thames Water,Welwyn Hatfield,Welwyn West,Welwyn
AL6 9JU,Yes,51.824511,-0.218655,522864,215488,TL228154,1/1/1980 12:00:00 AM,,103,19,8,Welwyn North,1.8,Welwyn Garden City,Welwyn,Affinity Water,Thames Water,Welwyn Hatfield,Welwyn West,Welwyn
AL6 9JW,Yes,51.823634,-0.217732,522930,215392,TL229153,1/1/1980 12:00:00 AM,,100,27,10,Welwyn North,1.8,Welwyn Garden City,Welwyn,Affinity Water,Thames Water,Welwyn Hatfield,Welwyn West,Welwyn
AL6 9JX,Yes,51.824020,-0.219501,522807,215432,TL228154,1/1/1980 12:00:00 AM,,106,6,6,Welwyn North,1.9,Welwyn Garden City,Welwyn,Affinity Water,Thames Water,Welwyn Hatfield,Welwyn West,Welwyn
AL6 9JY,Yes,51.823143,-0.218607,522871,215336,TL228153,1/1/1980 12:00:00 AM,,104,34,18,Welwyn North,1.8,Welwyn Garden City,Welwyn,Affinity Water,Thames Water,Welwyn Hatfield,Welwyn West,Welwyn
AL6 9JZ,Yes,51.823464,-0.220205,522760,215369,TL227153,1/1/1980 12:00:00 AM,,111,37,14,Welwyn North,1.9,Welwyn Garden City,Welwyn,Affinity Water,Thames Water,Welwyn Hatfield,Welwyn West,Welwyn
AL6 9LA,Yes,51.822976,-0.216969,522984,215320,TL229153,1/1/1980 12:00:00 AM,,98,42,24,Welwyn North,1.7,Welwyn Garden City,Welwyn,Affinity Water,Thames Water,Welwyn Hatfield,Welwyn West,Welwyn
AL6 9LB,Yes,51.822784,-0.216271,523033,215300,TL230152,1/1/1980 12:00:00 AM,,96,20,9,Welwyn North,1.7,Welwyn Garden City,Welwyn,Affinity Water,Thames Water,Welwyn Hatfield,Welwyn West,Welwyn
AL6 9LD,Yes,51.823423,-0.215694,523071,215372,TL230153,1/1/1980 12:00:00 AM,,92,21,10,Welwyn North,1.6,Welwyn Garden City,Welwyn,Affinity Water,Thames Water,Welwyn Hatfield,Welwyn West,Welwyn
AL6 9PJ,Yes,51.827076,-0.222356,522602,215767,TL226157,1/1/1980 12:00:00 AM,,86,26,9,Welwyn North,2.1,Welwyn Garden City,Welwyn,Affinity Water,Thames Water,Welwyn Hatfield,Welwyn West,Welwyn
AL6 9PL,Yes,51.827397,-0.222808,522570,215802,TL225158,1/1/1980 12:00:00 AM,,86,51,16,Welwyn North,2.2,Welwyn Garden City,Welwyn,Affinity Water,Thames Water,Welwyn Hatfield,Welwyn West,Welwyn
AL6 9PP,Yes,51.829968,-0.223955,522484,216086,TL224160,1/1/1980 12:00:00 AM,,97,58,18,Welwyn North,2.3,Welwyn Garden City,Welwyn,Affinity Water,Thames Water,Welwyn Hatfield,Welwyn West,Welwyn
AL6 9PU,Yes,51.829372,-0.224341,522459,216019,TL224160,1/1/1980 12:00:00 AM,,98,62,25,Welwyn North,2.3,Welwyn Garden City,Welwyn,Affinity Water,Thames Water,Welwyn Hatfield,Welwyn West,Welwyn
AL6 9PW,Yes,51.828315,-0.223425,522525,215903,TL225159,1/1/1980 12:00:00 AM,,87,1,0,Welwyn North,2.2,Welwyn Garden City,Welwyn,Affinity Water,Thames Water,Welwyn Hatfield,Welwyn West,Welwyn
AL6 9PX,Yes,51.829262,-0.224810,522427,216006,TL224160,1/1/1980 12:00:00 AM,,99,63,28,Welwyn North,2.3,Welwyn Garden City,Welwyn,Affinity Water,Thames Water,Welwyn Hatfield,Welwyn West,Welwyn
AL6 9QH,No,51.827374,-0.222368,522600,215800,TL225157,12/1/1994 12:00:00 AM,7/1/1995 12:00:00 AM,85,,,Welwyn North,2.1,Welwyn Garden City,Welwyn,,,Welwyn Hatfield,Welwyn West,Welwyn
AL6 9QQ,No,51.827374,-0.222368,522600,215800,TL225157,5/1/1994 12:00:00 AM,7/1/1995 12:00:00 AM,85,,,Welwyn North,2.1,Welwyn Garden City,Welwyn,,,Welwyn Hatfield,Welwyn West,Welwyn
AL6 9SB,Yes,51.827958,-0.222882,522563,215864,TL225158,1/1/2004 12:00:00 AM,,87,2,0,Welwyn North,2.2,Welwyn Garden City,Welwyn,Affinity Water,Thames Water,Welwyn Hatfield,Welwyn West,Welwyn