BB2
8 sectors, 1,412 postcodes
Blackburn with Darwen, Ribble Valley, South Ribble, Chorley
| Sector | Postcodes | Local authority |
|---|
| BB2 1 | 142 | Blackburn with Darwen |
| BB2 2 | 163 | Blackburn with Darwen |
| BB2 3 | 225 | Blackburn with Darwen |
| BB2 4 | 277 | Blackburn with Darwen |
| BB2 5 | 182 | Blackburn with Darwen |
| BB2 6 | 177 | Blackburn with Darwen |
| BB2 7 | 186 | Blackburn with Darwen |
| BB2 9 | 60 | Blackburn with Darwen |