Map
General Information
| Postal Area | Monmouthshire |
| Postcode | NP8 1YL |
| User Type | Large (more than 25 items of mail per day) |
| Region | — |
| Country | Wales |
| Local authority | Powys |
| Introduction Date | 1999-06-01 |
| Termination Date | 2000-06-01 |
Geographic Information
| Latitude | 51.8620090 |
| Longitude | -3.1546920 |
| Easting | 320582 |
| Northing | 218789 |
| Quality | Postcode sector mean, (mainly PO Boxes) |