Map
General Information
| Postal Area | Gwynedd |
| Postcode | LL59 5WQ |
| User Type | Large (more than 25 items of mail per day) |
| Region | — |
| Country | Wales |
| Local authority | Isle of Anglesey |
| Introduction Date | 2003-04-01 |
| Termination Date | 2004-07-01 |
Geographic Information
| Latitude | 53.2260510 |
| Longitude | -4.1636040 |
| Easting | 255662 |
| Northing | 372075 |
| Quality | Imputed by ONS, by reference to surrounding postcode grid references |