Darlington Postcode DL Postal Area
Postcode DL has post towns
Darlington contains 17 districts
- DL1 (Darlington) Darlington East
- DL2 (Darlington) Staindrop, Gainford & Darlington new estates
- DL3 (Darlington) Darlington West
- DL4 (Shildon) Shildon
- DL5 (Newton Aycliffe) Newton Aycliffe & Heighington
- DL6 (Northallerton) Northallerton East & Ingleby Cross
- DL7 (Northallerton) Northallerton West
- DL8 (Bedale, Hawes, Leyburn) Wensleydale & Bedale
- DL9 (Catterick Garrison) Catterick Garrison
- DL10 (Richmond) Richmond, Catterick, Brompton-upon-Swale & Scotch Corner
- DL11 (Richmond) Swaledale & Arkengarthdale
- DL12 (Barnard Castle) Barnard Castle, Bowes & Middleton-in-Teesdale
- DL13 (Bishop Auckland) Stanhope, Frosterley, Wolsingham & Tow Law
- DL14 (Bishop Auckland) Bishop Auckland & Evenwood
- DL15 (Crook) Crook & Willington
- DL16 (Spennymoor) Spennymoor
- DL17 (Ferryhill) Ferryhill, Chilton, Cornforth & Bishop Middleham
Darlington contains 8 non geographic sectors