The SG4 0YS postcode was located in North Hertfordshire, Hertfordshire postcode town, within East of England, England region.
It is now a terminated postcode, it was a Large User postcode introduced in 1999-06 and terminated on 2000-10.
| Name | Type |
|---|---|
| OA21CD | E00119958 |
| LSOA21CD | E01023618 |
| MSOA21CD | E02004919 |
| MSOA21 | Hitchin Walsworth |
| Postcode Area | SG4 |
| Ward | Hitchin Walsworth |
| LTLA22 | North Hertfordshire |
| UTLA22 | Hertfordshire |
| Region | East of England |
| Country | England |
| Co-ordinates | [ -0.2571104808823579, 51.95581231580061 ] |