| Localité | Code postal |
|---|---|
| Aberbeeg, Blaenau Gwent | NP13 |
| Abertillery, Blaenau Gwent | NP13 |
| Beaufort, Blaenau Gwent | NP23 |
| Blaina, Blaenau Gwent | NP13 |
| Brynithel, Blaenau Gwent | NP13 |
| Brynmawr, Blaenau Gwent | NP23 |
| Cefn Golau, Blaenau Gwent | NP22 |
| Cwm, Blaenau Gwent | NP23 |
| Cwmnantygroes, Blaenau Gwent | NP13 |
| Cwmtillery, Blaenau Gwent | NP13 |
| Dukestown, Blaenau Gwent | NP22 |
| Ebbw Vale, Blaenau Gwent | NP23 |
| Garnlydan, Blaenau Gwent | NP23 |
| Georgetown, Blaenau Gwent | NP22 |
| Llanhilleth, Blaenau Gwent | NP13 |
| Nantybwch, Blaenau Gwent | NP22 |
| Nantyglo, Blaenau Gwent | NP23 |
| Newtown, Blaenau Gwent | NP23 |
| Pantypwdyn, Blaenau Gwent | NP13 1BN, NP13 1BP, NP13 … |
| Penmark, Blaenau Gwent | NP22 4DP |
| Penybont, Blaenau Gwent | NP13 1QW |
| Pontygof, Blaenau Gwent | NP23 5AZ |
| Rassau, Blaenau Gwent | NP23 |
| Scwrfa, Blaenau Gwent | NP22 |
| Sirhowy, Blaenau Gwent | NP22 |
| Six Bells, Blaenau Gwent | NP13 |