The SG4 9YR 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 1999-12 and terminated on 2001-01.
| Name | Type |
|---|---|
| OA21CD | E00119909 |
| LSOA21CD | E01023608 |
| MSOA21CD | E02004921 |
| MSOA21 | Hitchin Highbury |
| Postcode Area | SG4 |
| Ward | Hitchin Highbury |
| LTLA22 | North Hertfordshire |
| UTLA22 | Hertfordshire |
| Region | East of England |
| Country | England |
| Co-ordinates | [ -0.2661877584836719, 51.94422109111813 ] |