| 01653 Allmerica | 508/774 | Worcester County | Massachusetts - MA | Worcester, MA (9240) | MSA |
| 01501 Auburn | 508/774 | Worcester County | Massachusetts - MA | Worcester, MA (9240) | MSA |
| 01005 Barre | 978/351 | Worcester County | Massachusetts - MA | Worcester, MA (9240) | MSA |
| 01505 Boylston | 508/774 | Worcester County | Massachusetts - MA | Worcester, MA (9240) | MSA |
| 01010 Brimfield | 413 | Hampden County | Massachusetts - MA | Worcester, MA (9240) | MSA |
| 01506 Brookfield | 508/774 | Worcester County | Massachusetts - MA | Worcester, MA (9240) | MSA |
| 01546 Central Mass P & D Center | 508/774 | Worcester County | Massachusetts - MA | Worcester, MA (9240) | MSA |
| 01507 Charlton | 508/774 | Worcester County | Massachusetts - MA | Worcester, MA (9240) | MSA |
| 01508 Charlton City | 508/774 | Worcester County | Massachusetts - MA | Worcester, MA (9240) | MSA |
| 01509 Charlton Depot | 508/774 | Worcester County | Massachusetts - MA | Worcester, MA (9240) | MSA |
| 01509 Charlton Dept | 508/774 | Worcester County | Massachusetts - MA | Worcester, MA (9240) | MSA |
| 01509 Charlton Dpt | 508/774 | Worcester County | Massachusetts - MA | Worcester, MA (9240) | MSA |
| 01611 Cherry Valley | 508/774 | Worcester County | Massachusetts - MA | Worcester, MA (9240) | MSA |
| 01510 Clinton | 978/351 | Worcester County | Massachusetts - MA | Worcester, MA (9240) | MSA |
| 01516 Douglas | 508/774 | Worcester County | Massachusetts - MA | Worcester, MA (9240) | MSA |
| 01571 Dudley | 508/774 | Worcester County | Massachusetts - MA | Worcester, MA (9240) | MSA |
| 01570 Dudley Hill | 508/774 | Worcester County | Massachusetts - MA | Worcester, MA (9240) | MSA |
| 01010 East Brimfield | 413 | Hampden County | Massachusetts - MA | Worcester, MA (9240) | MSA |
| 01515 East Brookfield | 508/774 | Worcester County | Massachusetts - MA | Worcester, MA (9240) | MSA |
| 01516 East Douglas | 508/774 | Worcester County | Massachusetts - MA | Worcester, MA (9240) | MSA |
| 01527 East Millbury | 508/774 | Worcester County | Massachusetts - MA | Worcester, MA (9240) | MSA |
| 01517 East Princeton | 508/774 | Worcester County | Massachusetts - MA | Worcester, MA (9240) | MSA |
| 06277 East Thompson | 860/959 | Windham County | Connecticut - CT | Worcester, MA (9240) | MSA |
| 01545 Edgemere | 508/774 | Worcester County | Massachusetts - MA | Worcester, MA (9240) | MSA |
| 01580 EMC | 508/774 | Worcester County | Massachusetts - MA | Worcester, MA (9240) | MSA |
| 06245 Fabyan | 860/959 | Windham County | Connecticut - CT | Worcester, MA (9240) | MSA |
| 01518 Fiskdale | 508/774 | Worcester County | Massachusetts - MA | Worcester, MA (9240) | MSA |
| 01521 Fiskdale | 413 | Hampden County | Massachusetts - MA | Worcester, MA (9240) | MSA |
| 01550 Globe Village | 508/774 | Worcester County | Massachusetts - MA | Worcester, MA (9240) | MSA |
| 01519 Grafton | 508/774 | Worcester County | Massachusetts - MA | Worcester, MA (9240) | MSA |
| 01606 Greendale | 508/774 | Worcester County | Massachusetts - MA | Worcester, MA (9240) | MSA |
| 06246 Grosvenor Dale | 860/959 | Windham County | Connecticut - CT | Worcester, MA (9240) | MSA |
| 06246 Grosvenor Dl | 860/959 | Windham County | Connecticut - CT | Worcester, MA (9240) | MSA |
| 01521 Halland | 413 | Hampden County | Massachusetts - MA | Worcester, MA (9240) | MSA |
| 01519 Hassanamisco Indian Reservat | 508/774 | Worcester County | Massachusetts - MA | Worcester, MA (9240) | MSA |
| 01520 Holden | 508/774 | Worcester County | Massachusetts - MA | Worcester, MA (9240) | MSA |
| 01521 Holland | 413 | Hampden County | Massachusetts - MA | Worcester, MA (9240) | MSA |
| 01522 Jefferson | 508/774 | Worcester County | Massachusetts - MA | Worcester, MA (9240) | MSA |
| 01562 Lambs Grove | 508/774 | Worcester County | Massachusetts - MA | Worcester, MA (9240) | MSA |
| 01524 Leicester | 508/774 | Worcester County | Massachusetts - MA | Worcester, MA (9240) | MSA |
| 01525 Linwood | 508/774 | Worcester County | Massachusetts - MA | Worcester, MA (9240) | MSA |
| 01526 Manchaug | 508/774 | Worcester County | Massachusetts - MA | Worcester, MA (9240) | MSA |
| 06277 Mechanicsville | 860/959 | Windham County | Connecticut - CT | Worcester, MA (9240) | MSA |
| 01527 Millbury | 508/774 | Worcester County | Massachusetts - MA | Worcester, MA (9240) | MSA |
| 01586 Millbury | 508/774 | Worcester County | Massachusetts - MA | Worcester, MA (9240) | MSA |
| 01505 Morningdale | 508/774 | Worcester County | Massachusetts - MA | Worcester, MA (9240) | MSA |
| 01582 National Grid Co | 508/774 | Worcester County | Massachusetts - MA | Worcester, MA (9240) | MSA |
| 01536 No Grafton | 508/774 | Worcester County | Massachusetts - MA | Worcester, MA (9240) | MSA |
| 01535 North Brookfield | 508/774 | Worcester County | Massachusetts - MA | Worcester, MA (9240) | MSA |
| 01536 North Grafton | 508/774 | Worcester County | Massachusetts - MA | Worcester, MA (9240) | MSA |
| 01537 North Oxford | 508/774 | Worcester County | Massachusetts - MA | Worcester, MA (9240) | MSA |
| 01538 North Uxbridge | 508/774 | Worcester County | Massachusetts - MA | Worcester, MA (9240) | MSA |
| 01532 Northboro | 508/774 | Worcester County | Massachusetts - MA | Worcester, MA (9240) | MSA |
| 01532 Northborough | 508/774 | Worcester County | Massachusetts - MA | Worcester, MA (9240) | MSA |
| 01534 Northbridge | 508/774 | Worcester County | Massachusetts - MA | Worcester, MA (9240) | MSA |
| 01583 Oakdale | 508/774 | Worcester County | Massachusetts - MA | Worcester, MA (9240) | MSA |
| 01068 Oakham | 508/774 | Worcester County | Massachusetts - MA | Worcester, MA (9240) | MSA |
| 01540 Oxford | 508/774 | Worcester County | Massachusetts - MA | Worcester, MA (9240) | MSA |
| 01612 Paxton | 508/774 | Worcester County | Massachusetts - MA | Worcester, MA (9240) | MSA |
| 01541 Princeton | 978/351 | Worcester County | Massachusetts - MA | Worcester, MA (9240) | MSA |
| 06262 Quinebaug | 860/959 | Windham County | Connecticut - CT | Worcester, MA (9240) | MSA |
| 01508 Richardson Corners | 508/774 | Worcester County | Massachusetts - MA | Worcester, MA (9240) | MSA |
| 01542 Rochdale | 508/774 | Worcester County | Massachusetts - MA | Worcester, MA (9240) | MSA |
| 01534 Rockdale | 508/774 | Worcester County | Massachusetts - MA | Worcester, MA (9240) | MSA |
| 01543 Rutland | 508/774 | Worcester County | Massachusetts - MA | Worcester, MA (9240) | MSA |
| 01550 Sandersdale | 508/774 | Worcester County | Massachusetts - MA | Worcester, MA (9240) | MSA |
| 01560 Saundersville | 508/774 | Worcester County | Massachusetts - MA | Worcester, MA (9240) | MSA |
| 01545 Shrewsbury | 508/774 | Worcester County | Massachusetts - MA | Worcester, MA (9240) | MSA |
| 01546 Shrewsbury | 508/774 | Worcester County | Massachusetts - MA | Worcester, MA (9240) | MSA |
| 01074 South Barre | 978/351 | Worcester County | Massachusetts - MA | Worcester, MA (9240) | MSA |
| 01560 South Grafton | 508/774 | Worcester County | Massachusetts - MA | Worcester, MA (9240) | MSA |
| 01550 Southbridge | 508/774 | Worcester County | Massachusetts - MA | Worcester, MA (9240) | MSA |
| 01562 Spencer | 508/774 | Worcester County | Massachusetts - MA | Worcester, MA (9240) | MSA |
| 01564 Sterling | 978/351 | Worcester County | Massachusetts - MA | Worcester, MA (9240) | MSA |
| 01564 Sterling Junction | 978/351 | Worcester County | Massachusetts - MA | Worcester, MA (9240) | MSA |
| 01518 Sturbridge | 508/774 | Worcester County | Massachusetts - MA | Worcester, MA (9240) | MSA |
| 01566 Sturbridge | 508/774 | Worcester County | Massachusetts - MA | Worcester, MA (9240) | MSA |
| 01590 Sutton | 508/774 | Worcester County | Massachusetts - MA | Worcester, MA (9240) | MSA |
| 06277 Thompson | 860/959 | Windham County | Connecticut - CT | Worcester, MA (9240) | MSA |
| 01569 Uxbridge | 508/774 | Worcester County | Massachusetts - MA | Worcester, MA (9240) | MSA |
| 01654 Verizon | 508/774 | Worcester County | Massachusetts - MA | Worcester, MA (9240) | MSA |
| 01081 Wales | 413 | Hampden County | Massachusetts - MA | Worcester, MA (9240) | MSA |
| 01570 Webster | 508/774 | Worcester County | Massachusetts - MA | Worcester, MA (9240) | MSA |
| 01603 Webster Square | 508/774 | Worcester County | Massachusetts - MA | Worcester, MA (9240) | MSA |
| 01583 West Boylston | 508/774 | Worcester County | Massachusetts - MA | Worcester, MA (9240) | MSA |
| 01585 West Brookfield | 508/774 | Worcester County | Massachusetts - MA | Worcester, MA (9240) | MSA |
| 01586 West Millbury | 508/774 | Worcester County | Massachusetts - MA | Worcester, MA (9240) | MSA |
| 01602 West Side | 508/774 | Worcester County | Massachusetts - MA | Worcester, MA (9240) | MSA |
| 01580 Westboro | 508/774 | Worcester County | Massachusetts - MA | Worcester, MA (9240) | MSA |
| 01581 Westboro | 508/774 | Worcester County | Massachusetts - MA | Worcester, MA (9240) | MSA |
| 01582 Westboro | 508/774 | Worcester County | Massachusetts - MA | Worcester, MA (9240) | MSA |
| 01580 Westborough | 508/774 | Worcester County | Massachusetts - MA | Worcester, MA (9240) | MSA |
| 01581 Westborough | 508/774 | Worcester County | Massachusetts - MA | Worcester, MA (9240) | MSA |
| 01582 Westborough | 508/774 | Worcester County | Massachusetts - MA | Worcester, MA (9240) | MSA |
| 01583 Westboylston | 508/774 | Worcester County | Massachusetts - MA | Worcester, MA (9240) | MSA |
| 01585 Westbrookfield | 508/774 | Worcester County | Massachusetts - MA | Worcester, MA (9240) | MSA |
| 01588 Whitinsville | 508/774 | Worcester County | Massachusetts - MA | Worcester, MA (9240) | MSA |
| 01590 Wilkinsonvile | 508/774 | Worcester County | Massachusetts - MA | Worcester, MA (9240) | MSA |
| 01590 Wilkinsonville | 508/774 | Worcester County | Massachusetts - MA | Worcester, MA (9240) | MSA |
| 01601 Worcester | 508/774 | Worcester County | Massachusetts - MA | Worcester, MA (9240) | MSA |
| 01602 Worcester | 508/774 | Worcester County | Massachusetts - MA | Worcester, MA (9240) | MSA |
| 01603 Worcester | 508/774 | Worcester County | Massachusetts - MA | Worcester, MA (9240) | MSA |
| 01604 Worcester | 508/774 | Worcester County | Massachusetts - MA | Worcester, MA (9240) | MSA |
| 01605 Worcester | 508/774 | Worcester County | Massachusetts - MA | Worcester, MA (9240) | MSA |
| 01606 Worcester | 508/774 | Worcester County | Massachusetts - MA | Worcester, MA (9240) | MSA |
| 01607 Worcester | 508/774 | Worcester County | Massachusetts - MA | Worcester, MA (9240) | MSA |
| 01608 Worcester | 508/774 | Worcester County | Massachusetts - MA | Worcester, MA (9240) | MSA |
| 01609 Worcester | 508/774 | Worcester County | Massachusetts - MA | Worcester, MA (9240) | MSA |
| 01610 Worcester | 508/774 | Worcester County | Massachusetts - MA | Worcester, MA (9240) | MSA |
| 01612 Worcester | 508/774 | Worcester County | Massachusetts - MA | Worcester, MA (9240) | MSA |
| 01613 Worcester | 508/774 | Worcester County | Massachusetts - MA | Worcester, MA (9240) | MSA |
| 01614 Worcester | 508/774 | Worcester County | Massachusetts - MA | Worcester, MA (9240) | MSA |
| 01615 Worcester | 508/774 | Worcester County | Massachusetts - MA | Worcester, MA (9240) | MSA |
| 01653 Worcester | 508/774 | Worcester County | Massachusetts - MA | Worcester, MA (9240) | MSA |
| 01654 Worcester | 508/774 | Worcester County | Massachusetts - MA | Worcester, MA (9240) | MSA |
| 01655 Worcester | 508/774 | Worcester County | Massachusetts - MA | Worcester, MA (9240) | MSA |