| Adams, Berkshire |
01220 |
| Alford, Berkshire |
01230, 01266 |
| Allendale, Berkshire |
01201 |
| Ashley Falls, Berkshire |
01222 |
| Becket, Berkshire |
01223 |
| Becket Corners, Berkshire |
01223 |
| Berkshire, Berkshire |
01224 |
| Berkshire Heights, Berkshire |
01230 |
| Big Pond, Berkshire |
01029 |
| Cheshire, Berkshire |
01225 |
| Clarksburg, Berkshire |
01247 |
| Cold Spring, Berkshire |
01253 |
| Dalton, Berkshire |
01226 |
| Drury, Berkshire |
01343 |
| East Otis, Berkshire |
01029 |
| East Windsor, Berkshire |
01270 |
| Egremont, Berkshire |
01230 |
| Florida, Berkshire |
01247 |
| Glendale, Berkshire |
01229 |
| Great Barrington, Berkshire |
01230 |
| Hancock, Berkshire |
01237 |
| Hartsville, Berkshire |
01230 |
| Hinsdale, Berkshire |
01235 |
| Housatonic, Berkshire |
01236 |
| Interlaken, Berkshire |
01266 |
| Lanesborough, Berkshire |
01237 |