# BB1

9 sectors, 1,305 postcodes

- **Part of:** [BB](https://openpostcodes.uk/BB)
- **Local authorities:** Blackburn with Darwen, Hyndburn, Ribble Valley, Rossendale

## Sectors

| Sector | Postcodes | Local authority |
|---|---|---|
| [BB1 1](https://openpostcodes.uk/BB1%201) | 196 | Blackburn with Darwen |
| [BB1 2](https://openpostcodes.uk/BB1%202) | 186 | Blackburn with Darwen |
| [BB1 3](https://openpostcodes.uk/BB1%203) | 92 | Blackburn with Darwen |
| [BB1 4](https://openpostcodes.uk/BB1%204) | 150 | Hyndburn |
| [BB1 5](https://openpostcodes.uk/BB1%205) | 174 | Blackburn with Darwen |
| [BB1 6](https://openpostcodes.uk/BB1%206) | 83 | Blackburn with Darwen |
| [BB1 7](https://openpostcodes.uk/BB1%207) | 67 | Blackburn with Darwen |
| [BB1 8](https://openpostcodes.uk/BB1%208) | 164 | Blackburn with Darwen |
| [BB1 9](https://openpostcodes.uk/BB1%209) | 193 | Ribble Valley |