| Locality | Post Code |
|---|---|
| Ashfield, Franklin | 01330 |
| Baptist Corner, Franklin | 01370 |
| Bernardston, Franklin | 01337 |
| Blissville, Franklin | 01364 |
| Buckland, Franklin | 01338 |
| Charlemont, Franklin | 01339 |
| Colrain, Franklin | 01340 |
| Conway, Franklin | 01341 |
| Deerfield, Franklin | 01342 |
| Eagleville, Franklin | 01364 |
| East Charlemont, Franklin | 01370 |
| East Deerfield, Franklin | 01342 |
| East Leverett, Franklin | 01054 |
| Erving, Franklin | 01344 |
| Farley, Franklin | 01344 |
| Gill, Franklin | 01354 |
| Greenfield, Franklin | 01301 |
| Hawley, Franklin | 01339 |
| Heath, Franklin | 01346 |
| Hoosac Tunnel, Franklin | 01367 |
| Lake Mattawa, Franklin | 01364 |
| Lake Pleasant, Franklin | 01347 |
| Leverett, Franklin | 01054 |
| Leyden, Franklin | 01301 |
| Millers Falls, Franklin | 01349 |
| Monroe, Franklin | 01350 |