Districts in the DH area
| District | Main place | Local authority | Sectors | Postcodes |
|---|---|---|---|---|
| DH1 | Durham | County Durham | 6 | 1,323 |
| DH2 | Chester-le-Street | County Durham | 3 | 712 |
| DH3 | Birtley | County Durham | 5 | 770 |
| DH4 | Houghton-le-Spring | Sunderland | 5 | 965 |
| DH5 | Hetton-le-Hole | Sunderland | 3 | 555 |
| DH6 | Coxhoe | County Durham | 5 | 1,039 |
| DH7 | Sacriston | County Durham | 5 | 1,260 |
| DH8 | Consett | County Durham | 7 | 1,332 |
| DH9 | Stanley | County Durham | 5 | 1,213 |
| DH97 | Durham | County Durham | 1 | 1 |
| DH98 | Durham | County Durham | 1 | 1 |
| DH99 | Durham | County Durham | 1 | 3 |
Main places in the DH area
- Durham
- Consett
- Chester-le-Street
- Stanley
- Birtley
- Houghton-le-Spring
- Annfield Plain
- Hetton-le-Hole
- Penshaw
- Sacriston
- Coxhoe
- Shiney Row
- Leadgate
- Langley Park
- Lanchester
- Brandon
- Dipton
- Bowburn
- Esh Winning
- Pelton
- Easington Lane
- Wheatley Hill
- Ushaw Moor
- Great Lumley
- Thornley
- Sherburn
- Newbottle
- South Hetton
- Meadowfield
- Fence Houses