| Postal Code | Place Name | Region | Department | Arrondissement | Canton |
|---|---|---|---|---|---|
| 03100 | Montluçon | Auvergne-Rhône-Alpes | Allier | Montluçon | Montluçon |
| 03170 | Doyet | Auvergne-Rhône-Alpes | Allier | Montluçon | Commentry |
| 03190 | Vallon-en-Sully | Auvergne-Rhône-Alpes | Allier | Montluçon | Huriel |
| 03310 | Néris-les-Bains | Auvergne-Rhône-Alpes | Allier | Montluçon | Montluçon-3 |
| 03330 | Bellenaves | Auvergne-Rhône-Alpes | Allier | Montluçon | Gannat |
| 03350 | Cérilly | Auvergne-Rhône-Alpes | Allier | Montluçon | Bourbon-l'Archambault |
| 03360 | Meaulne | Auvergne-Rhône-Alpes | Allier | Montluçon | Bourbon-l'Archambault |
| 03370 | Viplaix | Auvergne-Rhône-Alpes | Allier | Montluçon | Huriel |
| 03380 | Huriel | Auvergne-Rhône-Alpes | Allier | Montluçon | Huriel |
| 03410 | Domérat | Auvergne-Rhône-Alpes | Allier | Montluçon | Montluçon-4 |
| 03420 | Marcillat-en-Combraille | Auvergne-Rhône-Alpes | Allier | Montluçon | Montluçon-3 |
| 03430 | Cosne-d'Allier | Auvergne-Rhône-Alpes | Allier | Montluçon | Huriel |
| 03450 | Ébreuil | Auvergne-Rhône-Alpes | Allier | Montluçon | Gannat |
| 03600 | Commentry | Auvergne-Rhône-Alpes | Allier | Montluçon | Commentry |
| 03630 | Désertines | Auvergne-Rhône-Alpes | Allier | Montluçon | Montluçon-2 |