The SG11 1JA postcode was located in East Hertfordshire, Hertfordshire postcode town, within East of England, England region.
It is now a terminated postcode, it was a Large User postcode introduced in 1986-07 and terminated on 1988-12.
| Name | Type |
|---|---|
| OA21CD | E00119341 |
| LSOA21CD | E01023495 |
| MSOA21CD | E02007093 |
| MSOA21 | Datchworth, Walkern & Cottered |
| Postcode Area | SG11 |
| Ward | Mundens and Cottered |
| LTLA22 | East Hertfordshire |
| UTLA22 | Hertfordshire |
| Region | East of England |
| Country | England |
| Co-ordinates | [ -0.06403191760538818, 51.898609603552565 ] |