Map
General Information
| Postal Area | Blackburn with Darwen |
| Postcode | BB1 4FA |
| User Type | Large (more than 25 items of mail per day) |
| Region | North West |
| Country | England |
| Local authority | Hyndburn |
| Introduction Date | 2000-12-01 |
| Termination Date | 2001-07-01 |
| IMD 2025 | Decile 3 (most deprived = 1, least = 10) Rank 9,981 of 33,755 English Indices of Deprivation 2025 |
Geographic Information
| Latitude | 53.7647180 |
| Longitude | -2.4235040 |
| Easting | 372180 |
| Northing | 429902 |
| Quality | Imputed by ONS, by reference to surrounding postcode grid references |