# BL

12 districts, 10,400 postcodes

- **Local authorities:** Bolton, Bury, Blackburn with Darwen, Rossendale, Rochdale, Chorley

## Districts

| District | Postcodes | Local authority |
|---|---|---|
| [BL0](https://openpostcodes.uk/BL0) | 564 | Bury |
| [BL1](https://openpostcodes.uk/BL1) | 1853 | Bolton |
| [BL11](https://openpostcodes.uk/BL11) | 23 | Bolton |
| [BL2](https://openpostcodes.uk/BL2) | 1152 | Bolton |
| [BL3](https://openpostcodes.uk/BL3) | 1384 | Bolton |
| [BL4](https://openpostcodes.uk/BL4) | 849 | Bolton |
| [BL5](https://openpostcodes.uk/BL5) | 704 | Bolton |
| [BL6](https://openpostcodes.uk/BL6) | 1016 | Bolton |
| [BL7](https://openpostcodes.uk/BL7) | 507 | Bolton |
| [BL78](https://openpostcodes.uk/BL78) | 5 | Bolton |
| [BL8](https://openpostcodes.uk/BL8) | 1012 | Bury |
| [BL9](https://openpostcodes.uk/BL9) | 1331 | Bury |