Map
General Information
| Postal Area | Gwynedd |
| Postcode | LL74 8ZL |
| User Type | Large (more than 25 items of mail per day) |
| Region | — |
| Country | Wales |
| Local authority | Isle of Anglesey |
| Introduction Date | 2003-06-01 |
| Termination Date | 2004-07-01 |
Geographic Information
| Latitude | 53.3187980 |
| Longitude | -4.2285470 |
| Easting | 251649 |
| Northing | 382524 |
| Quality | Postcode sector mean, (mainly PO Boxes) |