The NN3 4SW postcode was located in West Northamptonshire, West Northamptonshire postcode town, within East Midlands, England region.
It is now a terminated postcode, it was a Large User postcode introduced in 1988-03 and terminated on 1992-12.
| Name | Type |
|---|---|
| OA21CD | E00138073 |
| LSOA21CD | E01027138 |
| MSOA21CD | E02005665 |
| MSOA21 | Little Billing |
| Postcode Area | NN3 |
| Ward | Riverside Park |
| LTLA22 | West Northamptonshire |
| UTLA22 | West Northamptonshire |
| Region | East Midlands |
| Country | England |
| Co-ordinates | [ -0.8178470715796472, 52.25025502866512 ] |