Map
General Information
| Postal Area | Gwynedd |
| Postcode | LL59 5ZJ |
| User Type | Large (more than 25 items of mail per day) |
| Region | — |
| Country | Wales |
| Local authority | Gwynedd |
| Introduction Date | 2001-12-01 |
| Termination Date | 2002-05-01 |
Geographic Information
| Latitude | 53.2217120 |
| Longitude | -4.1380390 |
| Easting | 257354 |
| Northing | 371541 |
| Quality | Imputed by ONS, by reference to surrounding postcode grid references |