Sectors in B1
| Sector | Main place | Postcodes |
|---|---|---|
| B1 1 | Birmingham | 125 |
| B1 2 | Birmingham | 102 |
| B1 3 | Birmingham | 92 |
Places covered by B1
- Birmingham Birmingham · 318
B1 postcodes: Birmingham
B1 is a postcode district in the B area (Birmingham). It has 3 sectors and 319 live postcodes, mainly in Birmingham (Birmingham).