Map
General Information
| Postal Area | Cardiff |
| Postcode | CF1 1NU |
| User Type | Large (more than 25 items of mail per day) |
| Region | — |
| Country | Wales |
| Local authority | Cardiff |
| Introduction Date | 1980-01-01 |
| Termination Date | 1998-12-01 |
Geographic Information
| Latitude | 51.4799210 |
| Longitude | -3.1761910 |
| Easting | 318417 |
| Northing | 176319 |
| Quality | Within the building of the matched address closest to the postcode mean |