This is a list of postcodes in the SG area , Stevenage. The area covers Apsley End , Arlesey , Ashwell , Aspenden , Aston (East Hertfordshire) , Baldock , Barkway , Barley , Bassingbourn , Bayford , Beeston (Central Bedfordshire) , Benington , Biggleswade , Birch Green , Braughing , Breachwood Green , Brickendon , Broom (Central Bedfordshire) , Buntingford , Bury Green , Campton , Chicksands , Chrishall , Clifton (Central Bedfordshire) , Codicote , Cottered , Dane End , Datchworth , Dunton , Fowlmere , Foxton (South Cambridgeshire) , Gamlingay , Gosmore , Great Amwell , Great Chishill , Great Gransden , Great Hormead , Great Offley , Guilden Morden , Hadham Cross , Henlow , Hertford , Hertford Heath , Heydon , High Cross , Hitchin , Hoddesdon , Holwell (North Hertfordshire) , Hunsdon , Ickleford , Ickwell , Kimpton , Knebworth , Kneesworth , Langford (Central Bedfordshire) , Letchworth , Letty Green , Litlington , Little Berkhamsted , Little Gransden , Little Hadham , Little Wymondley , Lower Stondon , Melbourn , Meldreth , Meppershall , Newgate Street , Northill , Old Hall Green , Orwell , Perry Green , Pirton , Potton , Preston (North Hertfordshire) , Puckeridge and Standon , Reed , Royston (North Hertfordshire) , Rush Green , Sandy , Shefford , Shepreth , Shillington , South-end , Southill , St Ippolyts , Stanstead Abbotts , Steeple Morden , Stevenage , Stotfold , Tempsford , Tewin Wood , Therfield , Thriplow , Thundridge and Wadesmill , Upper Caldecote , Walkern , Ware , Waresley , Watton at Stone , Wellpond Green , Welwyn Garden City , Weston (North Hertfordshire) , Whitwell (North Hertfordshire) , Widford , Woolmer Green , Wrestlingworth . The area contains approximately 167,182 households with a population of about 402,479 (2011 census)
| Postcode | Latitude | Longitude | Easting | Northing | Grid reference | Active? |
|---|---|---|---|---|---|---|
| SG9 9WX | 51.805805 | -0.022785 | 536418 | 213756 | TL364137 | No |
| SG9 9WY | 51.805805 | -0.022785 | 536418 | 213756 | TL364137 | Yes |
| SG9 9WZ | 51.805805 | -0.022785 | 536418 | 213756 | TL364137 | No |
| SG9 9XA | 51.805805 | -0.022785 | 536418 | 213756 | TL364137 | No |
| SG9 9XB | 51.945699 | -0.010527 | 536838 | 229336 | TL368293 | Yes |
| SG9 9XD | 51.946216 | -0.010809 | 536817 | 229393 | TL368293 | Yes |
| SG9 9XE | 51.939297 | -0.01695 | 536416 | 228612 | TL364286 | Yes |
| SG9 9XF | 51.939235 | -0.016487 | 536448 | 228606 | TL364286 | Yes |
| SG9 9XG | 51.939736 | -0.016858 | 536421 | 228661 | TL364286 | Yes |
| SG9 9XN | 51.805805 | -0.022785 | 536418 | 213756 | TL364137 | No |
| SG9 9XQ | 51.805805 | -0.022785 | 536418 | 213756 | TL364137 | No |
| SG9 9ZX | 51.805805 | -0.022785 | 536418 | 213756 | TL364137 | No |