Map
General Information
| Postal Area | Cardiff |
| Postcode | CF1 1SY |
| User Type | Large (more than 25 items of mail per day) |
| Region | — |
| Country | Wales |
| Local authority | Cardiff |
| Introduction Date | 1980-01-01 |
| Termination Date | 1983-12-01 |
Geographic Information
| Latitude | 51.4716860 |
| Longitude | -3.1733440 |
| Easting | 318600 |
| Northing | 175400 |
| Quality | Postcode terminated prior to Gridlink® initiative, last known ONS postcode grid reference |