# B21

4 sectors, 437 postcodes

- **Part of:** [B](https://openpostcodes.uk/B)
- **Local authorities:** Birmingham, Sandwell

## Sectors

| Sector | Postcodes | Local authority |
|---|---|---|
| [B21 0](https://openpostcodes.uk/B21%200) | 166 | Birmingham |
| [B21 1](https://openpostcodes.uk/B21%201) | 5 | Birmingham |
| [B21 8](https://openpostcodes.uk/B21%208) | 111 | Birmingham |
| [B21 9](https://openpostcodes.uk/B21%209) | 155 | Birmingham |