Map
General Information
| Postal Area | Warrington |
| Postcode | WA1 4SW |
| User Type | Large (more than 25 items of mail per day) |
| Region | North West |
| Country | England |
| Local authority | Warrington |
| Introduction Date | 1990-02-01 |
| Termination Date | 1991-12-01 |
| IMD 2025 | Decile 10 (most deprived = 1, least = 10) Rank 31,008 of 33,755 English Indices of Deprivation 2025 |
Geographic Information
| Latitude | 53.4083190 |
| Longitude | -2.5339780 |
| Easting | 364600 |
| Northing | 390300 |
| Quality | Postcode terminated prior to Gridlink® initiative, last known ONS postcode grid reference |