Map
General Information
| Postal Area | Wirral |
| Postcode | CH7 3JX |
| User Type | Large (more than 25 items of mail per day) |
| Region | — |
| Country | Wales |
| Local authority | Flintshire |
| Introduction Date | 1983-07-01 |
| Termination Date | 1999-06-01 |
Geographic Information
| Latitude | 53.1719590 |
| Longitude | -3.0692350 |
| Easting | 328625 |
| Northing | 364406 |
| Quality | Postcode sector mean, (mainly PO Boxes) |