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 SS4 1TT,Yes,51.588462,0.696119,586869,191178,TQ868911,9/1/1991 12:00:00 AM,,13,99,69,Rochford,0.9,Southend-on-Sea,Rochford,Essex & Suffolk Water,Anglian Water,Rochford,Hawkwell East,Rochford North SS4 1TZ,Yes,51.588501,0.697132,586939,191185,TQ869911,9/1/1991 12:00:00 AM,,13,95,62,Rochford,0.8,Southend-on-Sea,Rochford,Essex & Suffolk Water,Anglian Water,Rochford,Hawkwell East,Rochford North