# DH4

5 sectors, 963 postcodes

- **Part of:** [DH](https://openpostcodes.uk/DH)
- **Local authorities:** Sunderland, County Durham

## Sectors

| Sector | Postcodes | Local authority |
|---|---|---|
| [DH4 4](https://openpostcodes.uk/DH4%204) | 275 | Sunderland |
| [DH4 5](https://openpostcodes.uk/DH4%205) | 172 | Sunderland |
| [DH4 6](https://openpostcodes.uk/DH4%206) | 286 | County Durham |
| [DH4 7](https://openpostcodes.uk/DH4%207) | 224 | Sunderland |
| [DH4 9](https://openpostcodes.uk/DH4%209) | 6 | Sunderland |