Map
General Information
| Postal Area | Blackburn with Darwen |
| Postcode | BB1 5WW |
| User Type | Large (more than 25 items of mail per day) |
| Region | North West |
| Country | England |
| Local authority | Blackburn with Darwen |
| Introduction Date | 2003-02-01 |
| Termination Date | 2005-09-01 |
| IMD 2025 | Decile 2 (most deprived = 1, least = 10) Rank 6,594 of 33,755 English Indices of Deprivation 2025 |
Geographic Information
| Latitude | 53.7603600 |
| Longitude | -2.4526140 |
| Easting | 370258 |
| Northing | 429429 |
| Quality | Imputed by ONS, by reference to surrounding postcode grid references |