Map
General Information
| Postal Area | West Northamptonshire |
| Postcode | NN11 0SL |
| User Type | Small (less than 25 items of mail per day) |
| Region | East Midlands |
| Country | England |
| Local authority | West Northamptonshire |
| Introduction Date | 2004-09-01 |
Geographic Information
| Latitude | 52.2759560 |
| Longitude | -1.1661600 |
| Easting | 456989 |
| Northing | 264528 |
| Quality | Within the building of the matched address closest to the postcode mean |