| District | Post Town | Coverage | Postcodes |
|---|---|---|---|
| DG1 | Dumfries | Dumfries | 1,070 |
| DG2 | Dumfries | Dumfries | 889 |
| DG3 | Thornhill | Thornhill | 264 |
| DG4 | Sanquhar | Sanquhar | 171 |
| DG5 | Dalbeattie | Dalbeattie | 215 |
| DG6 | Kirkcudbright | Kirkcudbright | 267 |
| DG7 | Castle Douglas | Castle Douglas | 672 |
| DG8 | Newton Stewart | Newton Stewart | 835 |
| DG9 | Stranraer | Stranraer | 808 |
| DG10 | Moffat | Moffat | 222 |
| DG11 | Lockerbie | Lockerbie | 646 |
| DG12 | Annan | Annan | 472 |
| DG13 | Langholm | Langholm | 141 |
| DG14 | Canonbie | Canonbie | 77 |
| DG16 | Gretna | Gretna | 147 |