Map
General Information
| Postal Area | Blackburn with Darwen |
| Postcode | BB1 9JW |
| User Type | Small (less than 25 items of mail per day) |
| Region | North West |
| Country | England |
| Local authority | Ribble Valley |
| Introduction Date | 1981-06-01 |
| IMD 2025 | Decile 10 (most deprived = 1, least = 10) Rank 32,512 of 33,755 English Indices of Deprivation 2025 |
Geographic Information
| Latitude | 53.7885310 |
| Longitude | -2.4775210 |
| Easting | 368637 |
| Northing | 432574 |
| Quality | Within the building of the matched address closest to the postcode mean |