Map
General Information
| Postal Area | Buckinghamshire |
| Postcode | HP11 1NN |
| User Type | Small (less than 25 items of mail per day) |
| Region | South East |
| Country | England |
| Local authority | Buckinghamshire |
| Introduction Date | 1998-12-01 |
Geographic Information
| Latitude | 51.6182900 |
| Longitude | -0.7195480 |
| Easting | 488747 |
| Northing | 191828 |
| Quality | Within the building of the matched address closest to the postcode mean |