| 01201 Allendale | 413 | Berkshire County | Massachusetts - MA | Pittsfield, MA (6320) | MSA |
| 01201 Pittsfield | 413 | Berkshire County | Massachusetts - MA | Pittsfield, MA (6320) | MSA |
| 01202 Pittsfield | 413 | Berkshire County | Massachusetts - MA | Pittsfield, MA (6320) | MSA |
| 01203 Pittsfield | 413 | Berkshire County | Massachusetts - MA | Pittsfield, MA (6320) | MSA |
| 01220 Adams | 413 | Berkshire County | Massachusetts - MA | Pittsfield, MA (6320) | MSA |
| 01222 Ashley Falls | 413 | Berkshire County | Massachusetts - MA | Pittsfield, MA (6320) | MSA |
| 01223 Becket | 413 | Berkshire County | Massachusetts - MA | Pittsfield, MA (6320) | MSA |
| 01223 Becket Corners | 413 | Berkshire County | Massachusetts - MA | Pittsfield, MA (6320) | MSA |
| 01223 Sherwood Forest | 413 | Berkshire County | Massachusetts - MA | Pittsfield, MA (6320) | MSA |
| 01223 Washington | 413 | Berkshire County | Massachusetts - MA | Pittsfield, MA (6320) | MSA |
| 01224 Berkshire | 413 | Berkshire County | Massachusetts - MA | Pittsfield, MA (6320) | MSA |
| 01224 Lanesboro | 413 | Berkshire County | Massachusetts - MA | Pittsfield, MA (6320) | MSA |
| 01225 Cheshire | 413 | Berkshire County | Massachusetts - MA | Pittsfield, MA (6320) | MSA |
| 01226 Dalton | 413 | Berkshire County | Massachusetts - MA | Pittsfield, MA (6320) | MSA |
| 01227 Dalton | 413 | Berkshire County | Massachusetts - MA | Pittsfield, MA (6320) | MSA |
| 01229 Glendale | 413 | Berkshire County | Massachusetts - MA | Pittsfield, MA (6320) | MSA |
| 01230 Alford | 413 | Berkshire County | Massachusetts - MA | Pittsfield, MA (6320) | MSA |
| 01230 Berkshire Heights | 413 | Berkshire County | Massachusetts - MA | Pittsfield, MA (6320) | MSA |
| 01230 Egremont | 413 | Berkshire County | Massachusetts - MA | Pittsfield, MA (6320) | MSA |
| 01230 Great Barrington | 413 | Berkshire County | Massachusetts - MA | Pittsfield, MA (6320) | MSA |
| 01230 Gt Barrington | 413 | Berkshire County | Massachusetts - MA | Pittsfield, MA (6320) | MSA |
| 01230 Hartsville | 413 | Berkshire County | Massachusetts - MA | Pittsfield, MA (6320) | MSA |
| 01230 New Marlboro | 413 | Berkshire County | Massachusetts - MA | Pittsfield, MA (6320) | MSA |
| 01230 New Marlborou | 413 | Berkshire County | Massachusetts - MA | Pittsfield, MA (6320) | MSA |
| 01230 New Marlborough | 413 | Berkshire County | Massachusetts - MA | Pittsfield, MA (6320) | MSA |
| 01230 North Egremont | 413 | Berkshire County | Massachusetts - MA | Pittsfield, MA (6320) | MSA |
| 01230 Risingdale | 413 | Berkshire County | Massachusetts - MA | Pittsfield, MA (6320) | MSA |
| 01230 Simons Rock | 413 | Berkshire County | Massachusetts - MA | Pittsfield, MA (6320) | MSA |
| 01230 Van Deusenville | 413 | Berkshire County | Massachusetts - MA | Pittsfield, MA (6320) | MSA |
| 01235 Hinsdale | 413 | Berkshire County | Massachusetts - MA | Pittsfield, MA (6320) | MSA |
| 01235 Peru | 413 | Berkshire County | Massachusetts - MA | Pittsfield, MA (6320) | MSA |
| 01236 Housatonic | 413 | Berkshire County | Massachusetts - MA | Pittsfield, MA (6320) | MSA |
| 01237 Hancock | 413 | Berkshire County | Massachusetts - MA | Pittsfield, MA (6320) | MSA |
| 01237 Lanesboro | 413 | Berkshire County | Massachusetts - MA | Pittsfield, MA (6320) | MSA |
| 01237 Lanesborough | 413 | Berkshire County | Massachusetts - MA | Pittsfield, MA (6320) | MSA |
| 01237 New Ashford | 413 | Berkshire County | Massachusetts - MA | Pittsfield, MA (6320) | MSA |
| 01238 Lee | 413 | Berkshire County | Massachusetts - MA | Pittsfield, MA (6320) | MSA |
| 01238 West Becket | 413 | Berkshire County | Massachusetts - MA | Pittsfield, MA (6320) | MSA |
| 01240 Lenox | 413 | Berkshire County | Massachusetts - MA | Pittsfield, MA (6320) | MSA |
| 01242 Lenox Dale | 413 | Berkshire County | Massachusetts - MA | Pittsfield, MA (6320) | MSA |
| 01245 Monterey | 413 | Berkshire County | Massachusetts - MA | Pittsfield, MA (6320) | MSA |
| 01245 West Otis | 413 | Berkshire County | Massachusetts - MA | Pittsfield, MA (6320) | MSA |
| 01247 Clarksburg | 413 | Berkshire County | Massachusetts - MA | Pittsfield, MA (6320) | MSA |
| 01247 Florida | 413 | Berkshire County | Massachusetts - MA | Pittsfield, MA (6320) | MSA |
| 01247 No Adams | 413 | Berkshire County | Massachusetts - MA | Pittsfield, MA (6320) | MSA |
| 01247 North Adams | 413 | Berkshire County | Massachusetts - MA | Pittsfield, MA (6320) | MSA |
| 01253 Cold Spring | 413 | Berkshire County | Massachusetts - MA | Pittsfield, MA (6320) | MSA |
| 01253 North Otis | 413 | Berkshire County | Massachusetts - MA | Pittsfield, MA (6320) | MSA |
| 01253 Otis | 413 | Berkshire County | Massachusetts - MA | Pittsfield, MA (6320) | MSA |
| 01254 Richmond | 413 | Berkshire County | Massachusetts - MA | Pittsfield, MA (6320) | MSA |
| 01255 Sandisfield | 413 | Berkshire County | Massachusetts - MA | Pittsfield, MA (6320) | MSA |
| 01255 South Sandisfield | 413 | Berkshire County | Massachusetts - MA | Pittsfield, MA (6320) | MSA |
| 01256 Savoy | 413 | Berkshire County | Massachusetts - MA | Pittsfield, MA (6320) | MSA |
| 01257 Sheffield | 413 | Berkshire County | Massachusetts - MA | Pittsfield, MA (6320) | MSA |
| 01258 Mount Washington | 413 | Berkshire County | Massachusetts - MA | Pittsfield, MA (6320) | MSA |
| 01258 So Egremont | 413 | Berkshire County | Massachusetts - MA | Pittsfield, MA (6320) | MSA |
| 01258 South Egremont | 413 | Berkshire County | Massachusetts - MA | Pittsfield, MA (6320) | MSA |
| 01260 South Lee | 413 | Berkshire County | Massachusetts - MA | Pittsfield, MA (6320) | MSA |
| 01262 Stockbridge | 413 | Berkshire County | Massachusetts - MA | Pittsfield, MA (6320) | MSA |
| 01263 Assoc of Marian Helpers | 413 | Berkshire County | Massachusetts - MA | Pittsfield, MA (6320) | MSA |
| 01263 Marian Helpers | 413 | Berkshire County | Massachusetts - MA | Pittsfield, MA (6320) | MSA |
| 01263 Marion Fathers | 413 | Berkshire County | Massachusetts - MA | Pittsfield, MA (6320) | MSA |
| 01263 Stockbridge | 413 | Berkshire County | Massachusetts - MA | Pittsfield, MA (6320) | MSA |
| 01264 Lee | 413 | Berkshire County | Massachusetts - MA | Pittsfield, MA (6320) | MSA |
| 01264 Tyringham | 413 | Berkshire County | Massachusetts - MA | Pittsfield, MA (6320) | MSA |
| 01266 Alford | 413 | Berkshire County | Massachusetts - MA | Pittsfield, MA (6320) | MSA |
| 01266 Interlaken | 413 | Berkshire County | Massachusetts - MA | Pittsfield, MA (6320) | MSA |
| 01266 West Stockbridge | 413 | Berkshire County | Massachusetts - MA | Pittsfield, MA (6320) | MSA |
| 01266 West Stockbridge Center | 413 | Berkshire County | Massachusetts - MA | Pittsfield, MA (6320) | MSA |
| 01267 Williamstn | 413 | Berkshire County | Massachusetts - MA | Pittsfield, MA (6320) | MSA |
| 01267 Williamstown | 413 | Berkshire County | Massachusetts - MA | Pittsfield, MA (6320) | MSA |
| 01267 Wmstown | 413 | Berkshire County | Massachusetts - MA | Pittsfield, MA (6320) | MSA |
| 01270 East Windsor | 413 | Berkshire County | Massachusetts - MA | Pittsfield, MA (6320) | MSA |
| 01270 Windsor | 413 | Berkshire County | Massachusetts - MA | Pittsfield, MA (6320) | MSA |