| Locality | Postal Code |
|---|---|
| Clotton Hoofield | CH3 |
| Clutton | CH3 |
| Coddington | CH3 |
| Comberbach | CW9 |
| Cotebrook | CW6 |
| Cotton Edmunds | CH3 |
| Crewe by Farndon | CH3 |
| Croughton | CH2 |
| Crowley | CW9 |
| Crowton | CW8 |
| Cuddington | CW8, SY14 |
| Darnhall | CW7 |
| Davenham | CW8, CW9 |
| Delamere | CW8 |
| Dodleston | CH4 |
| Duckington | SY14 |
| Duddon | CW6 |
| Duddon Heath | CW6 0EU, CW6 0GJ, CW6 … |
| Dunham on the Hill | WA6 |
| Dunkirk | CH1 |
| Dutton | WA4 |
| Eaton | CH4, CW6 |
| Ebnal | SY14 8BF, SY14 8JE |
| Eccleston | CH4 |
| Edge | SY14 |
| Ellesmere Port | CH65, CH66 |