County Durham
89 postcode sectors mapped mainly to County Durham. Choose a district or browse the guides below. These are postcode sectors, not named neighbourhood boundaries.
Postcode districts
Area guides
89 sectors
- DL14 0Near Bishop Auckland
- DL14 4Near Bishop Auckland
- DL14 6Near Bishop Auckland
- DL14 7Near Bishop Auckland
- DL14 8Near County Durham
- DL14 9Near West Auckland
- DL15 0Near Greater Willington
- DL15 8Near Witton-le-Wear
- DL15 9Near Stanley Crook
- DL16 6Near Spennymoor
- DL16 7Near Middlestone Moor
- DL16 9Near Middlestone Moor
- DL17 0Near Chilton
- DL17 8Near Ferryhill
- DL17 9Near Bishop Middleham
- DL2 3Near Darlington
- DL4 1Near Shildon
- DL4 2Near Shildon
- DL5 4Near Great Aycliffe
- DL5 5Near Great Aycliffe
- DL5 6Near Aycliffe Village
- DL5 7Near Great Aycliffe
- DL5 9Near Aycliffe Village
- NE16 6Near Burnopfield
- SR7 0Near Seaton with Slingley
- SR7 1Near Seaham
- SR7 7Near Seaham
- SR7 8Near Murton
- SR7 9Near Murton
- SR8 1Near Peterlee
- SR8 2Near Shotton Colliery
- SR8 3Near Easington Village
- SR8 4Near Horden
- SR8 5Near Peterlee
- SR8 9Near Peterlee
- TS21 2Near Sedgefield
- TS21 3Near Stockton-on-Tees
- TS21 4Near Fishburn
- TS27 4Near Sheraton with Hulam
- TS28 5Near Wingate
- TS29 6Near Trimdon Village
Authority grouping uses mapped sector boundaries from the Office for National Statistics, December 2025. It measures boundary area, not the number of addresses or residents. Guide names describe a place near the approximate sector centre.