# DH

12 districts, 9,172 postcodes

- **Local authorities:** County Durham, Sunderland, Gateshead, Northumberland

## Districts

| District | Postcodes | Local authority |
|---|---|---|
| [DH1](https://openpostcodes.uk/DH1) | 1332 | County Durham |
| [DH2](https://openpostcodes.uk/DH2) | 712 | County Durham |
| [DH3](https://openpostcodes.uk/DH3) | 769 | County Durham |
| [DH4](https://openpostcodes.uk/DH4) | 963 | Sunderland |
| [DH5](https://openpostcodes.uk/DH5) | 554 | Sunderland |
| [DH6](https://openpostcodes.uk/DH6) | 1039 | County Durham |
| [DH7](https://openpostcodes.uk/DH7) | 1261 | County Durham |
| [DH8](https://openpostcodes.uk/DH8) | 1328 | County Durham |
| [DH9](https://openpostcodes.uk/DH9) | 1209 | County Durham |
| [DH97](https://openpostcodes.uk/DH97) | 1 | County Durham |
| [DH98](https://openpostcodes.uk/DH98) | 1 | County Durham |
| [DH99](https://openpostcodes.uk/DH99) | 3 | County Durham |