Map
General Information
| Postal Area | Wirral |
| Postcode | CH7 3NJ |
| User Type | Small (less than 25 items of mail per day) |
| Region | — |
| Country | Wales |
| Local authority | Flintshire |
| Introduction Date | 1980-01-01 |
Geographic Information
| Latitude | 53.1769770 |
| Longitude | -3.0789810 |
| Easting | 327982 |
| Northing | 364974 |
| Quality | Within the building of the matched address closest to the postcode mean |