| 01653 Allmerica | 508/774 | Worcester County | Massachusetts (MA) |
| 01430 Ashburnham | 978/351 | Worcester County | Massachusetts (MA) |
| 01331 Athol | 978/351 | Worcester County | Massachusetts (MA) |
| 01368 Athol | 978/351 | Worcester County | Massachusetts (MA) |
| 01501 Auburn | 508/774 | Worcester County | Massachusetts (MA) |
| 01436 Baldwinville | 978/351 | Worcester County | Massachusetts (MA) |
| 01005 Barre | 978/351 | Worcester County | Massachusetts (MA) |
| 01503 Berlin | 978/351 | Worcester County | Massachusetts (MA) |
| 01504 Blackstone | 508/774 | Worcester County | Massachusetts (MA) |
| 01740 Bolton | 978/351 | Worcester County | Massachusetts (MA) |
| 01505 Boylston | 508/774 | Worcester County | Massachusetts (MA) |
| 01506 Brookfield | 508/774 | Worcester County | Massachusetts (MA) |
| 01546 Central Mass P & D Center | 508/774 | Worcester County | Massachusetts (MA) |
| 01507 Charlton | 508/774 | Worcester County | Massachusetts (MA) |
| 01508 Charlton City | 508/774 | Worcester County | Massachusetts (MA) |
| 01509 Charlton Depot | 508/774 | Worcester County | Massachusetts (MA) |
| 01509 Charlton Dept | 508/774 | Worcester County | Massachusetts (MA) |
| 01509 Charlton Dpt | 508/774 | Worcester County | Massachusetts (MA) |
| 01611 Cherry Valley | 508/774 | Worcester County | Massachusetts (MA) |
| 01510 Clinton | 978/351 | Worcester County | Massachusetts (MA) |
| 01516 Douglas | 508/774 | Worcester County | Massachusetts (MA) |
| 01571 Dudley | 508/774 | Worcester County | Massachusetts (MA) |
| 01570 Dudley Hill | 508/774 | Worcester County | Massachusetts (MA) |
| 01504 East Blackstone | 508/774 | Worcester County | Massachusetts (MA) |
| 01515 East Brookfield | 508/774 | Worcester County | Massachusetts (MA) |
| 01516 East Douglas | 508/774 | Worcester County | Massachusetts (MA) |
| 01527 East Millbury | 508/774 | Worcester County | Massachusetts (MA) |
| 01517 East Princeton | 508/774 | Worcester County | Massachusetts (MA) |
| 01438 East Templeton | 978/351 | Worcester County | Massachusetts (MA) |
| 01545 Edgemere | 508/774 | Worcester County | Massachusetts (MA) |
| 01580 EMC | 508/774 | Worcester County | Massachusetts (MA) |
| 01745 Fayville | 508/774 | Worcester County | Massachusetts (MA) |
| 01518 Fiskdale | 508/774 | Worcester County | Massachusetts (MA) |
| 01420 Fitchburg | 978/351 | Worcester County | Massachusetts (MA) |
| 01440 Gardner | 978/351 | Worcester County | Massachusetts (MA) |
| 01441 Gardner | 978/351 | Worcester County | Massachusetts (MA) |
| 01031 Gilbertville | 413 | Worcester County | Massachusetts (MA) |
| 01550 Globe Village | 508/774 | Worcester County | Massachusetts (MA) |
| 01519 Grafton | 508/774 | Worcester County | Massachusetts (MA) |
| 01606 Greendale | 508/774 | Worcester County | Massachusetts (MA) |
| 01037 Hardwick | 413 | Worcester County | Massachusetts (MA) |
| 01451 Harvard | 978/351 | Worcester County | Massachusetts (MA) |
| 01519 Hassanamisco Indian Reservat | 508/774 | Worcester County | Massachusetts (MA) |
| 01520 Holden | 508/774 | Worcester County | Massachusetts (MA) |
| 01747 Hopedale | 508/774 | Worcester County | Massachusetts (MA) |
| 01452 Hubbardston | 978/351 | Worcester County | Massachusetts (MA) |
| 01522 Jefferson | 508/774 | Worcester County | Massachusetts (MA) |
| 01562 Lambs Grove | 508/774 | Worcester County | Massachusetts (MA) |
| 01523 Lancaster | 978/351 | Worcester County | Massachusetts (MA) |
| 01524 Leicester | 508/774 | Worcester County | Massachusetts (MA) |
| 01453 Leominster | 978/351 | Worcester County | Massachusetts (MA) |
| 01525 Linwood | 508/774 | Worcester County | Massachusetts (MA) |
| 01462 Lunenburg | 978/351 | Worcester County | Massachusetts (MA) |
| 01526 Manchaug | 508/774 | Worcester County | Massachusetts (MA) |
| 01756 Mendon | 508/774 | Worcester County | Massachusetts (MA) |
| 01757 Milford | 508/774 | Worcester County | Massachusetts (MA) |
| 01527 Millbury | 508/774 | Worcester County | Massachusetts (MA) |
| 01586 Millbury | 508/774 | Worcester County | Massachusetts (MA) |
| 01504 Millerville | 508/774 | Worcester County | Massachusetts (MA) |
| 01529 Millville | 508/774 | Worcester County | Massachusetts (MA) |
| 01505 Morningdale | 508/774 | Worcester County | Massachusetts (MA) |
| 01582 National Grid Co | 508/774 | Worcester County | Massachusetts (MA) |
| 01531 New Braintree | 508/774 | Worcester County | Massachusetts (MA) |
| 01536 No Grafton | 508/774 | Worcester County | Massachusetts (MA) |
| 01535 North Brookfield | 508/774 | Worcester County | Massachusetts (MA) |
| 01536 North Grafton | 508/774 | Worcester County | Massachusetts (MA) |
| 01523 North Lancaster | 978/351 | Worcester County | Massachusetts (MA) |
| 01537 North Oxford | 508/774 | Worcester County | Massachusetts (MA) |
| 01538 North Uxbridge | 508/774 | Worcester County | Massachusetts (MA) |
| 01532 Northboro | 508/774 | Worcester County | Massachusetts (MA) |
| 01532 Northborough | 508/774 | Worcester County | Massachusetts (MA) |
| 01534 Northbridge | 508/774 | Worcester County | Massachusetts (MA) |
| 01583 Oakdale | 508/774 | Worcester County | Massachusetts (MA) |
| 01068 Oakham | 508/774 | Worcester County | Massachusetts (MA) |
| 01031 Old Furnace | 413 | Worcester County | Massachusetts (MA) |
| 01436 Otter River | 978/351 | Worcester County | Massachusetts (MA) |
| 01540 Oxford | 508/774 | Worcester County | Massachusetts (MA) |
| 01612 Paxton | 508/774 | Worcester County | Massachusetts (MA) |
| 01366 Petersham | 978/351 | Worcester County | Massachusetts (MA) |
| 01331 Phillipston | 978/351 | Worcester County | Massachusetts (MA) |
| 01541 Princeton | 978/351 | Worcester County | Massachusetts (MA) |
| 01508 Richardson Corners | 508/774 | Worcester County | Massachusetts (MA) |
| 01542 Rochdale | 508/774 | Worcester County | Massachusetts (MA) |
| 01534 Rockdale | 508/774 | Worcester County | Massachusetts (MA) |
| 01331 Royalston | 978/351 | Worcester County | Massachusetts (MA) |
| 01368 Royalston | 978/351 | Worcester County | Massachusetts (MA) |
| 01543 Rutland | 508/774 | Worcester County | Massachusetts (MA) |
| 01550 Sandersdale | 508/774 | Worcester County | Massachusetts (MA) |
| 01560 Saundersville | 508/774 | Worcester County | Massachusetts (MA) |
| 01545 Shrewsbury | 508/774 | Worcester County | Massachusetts (MA) |
| 01546 Shrewsbury | 508/774 | Worcester County | Massachusetts (MA) |
| 01561 So Lancaster | 978/351 | Worcester County | Massachusetts (MA) |
| 01430 South Ashburnham | 978/351 | Worcester County | Massachusetts (MA) |
| 01074 South Barre | 978/351 | Worcester County | Massachusetts (MA) |
| 01560 South Grafton | 508/774 | Worcester County | Massachusetts (MA) |
| 01561 South Lancaster | 978/351 | Worcester County | Massachusetts (MA) |
| 01368 South Royalston | 978/351 | Worcester County | Massachusetts (MA) |
| 01745 Southboro | 508/774 | Worcester County | Massachusetts (MA) |
| 01772 Southboro | 508/774 | Worcester County | Massachusetts (MA) |
| 01745 Southborough | 508/774 | Worcester County | Massachusetts (MA) |
| 01772 Southborough | 508/774 | Worcester County | Massachusetts (MA) |
| 01550 Southbridge | 508/774 | Worcester County | Massachusetts (MA) |
| 01562 Spencer | 508/774 | Worcester County | Massachusetts (MA) |
| 01564 Sterling | 978/351 | Worcester County | Massachusetts (MA) |
| 01564 Sterling Junction | 978/351 | Worcester County | Massachusetts (MA) |
| 01467 Still River | 978/351 | Worcester County | Massachusetts (MA) |
| 01518 Sturbridge | 508/774 | Worcester County | Massachusetts (MA) |
| 01566 Sturbridge | 508/774 | Worcester County | Massachusetts (MA) |
| 01590 Sutton | 508/774 | Worcester County | Massachusetts (MA) |
| 01468 Templeton | 978/351 | Worcester County | Massachusetts (MA) |
| 01441 Tyco | 978/351 | Worcester County | Massachusetts (MA) |
| 01568 Upton | 508/774 | Worcester County | Massachusetts (MA) |
| 01569 Uxbridge | 508/774 | Worcester County | Massachusetts (MA) |
| 01654 Verizon | 508/774 | Worcester County | Massachusetts (MA) |
| 01083 Warren | 413 | Worcester County | Massachusetts (MA) |
| 01570 Webster | 508/774 | Worcester County | Massachusetts (MA) |
| 01603 Webster Square | 508/774 | Worcester County | Massachusetts (MA) |
| 01583 West Boylston | 508/774 | Worcester County | Massachusetts (MA) |
| 01585 West Brookfield | 508/774 | Worcester County | Massachusetts (MA) |
| 01586 West Millbury | 508/774 | Worcester County | Massachusetts (MA) |
| 01602 West Side | 508/774 | Worcester County | Massachusetts (MA) |
| 01568 West Upton | 508/774 | Worcester County | Massachusetts (MA) |
| 01092 West Warren | 413 | Worcester County | Massachusetts (MA) |
| 01580 Westboro | 508/774 | Worcester County | Massachusetts (MA) |
| 01581 Westboro | 508/774 | Worcester County | Massachusetts (MA) |
| 01582 Westboro | 508/774 | Worcester County | Massachusetts (MA) |
| 01580 Westborough | 508/774 | Worcester County | Massachusetts (MA) |
| 01581 Westborough | 508/774 | Worcester County | Massachusetts (MA) |
| 01582 Westborough | 508/774 | Worcester County | Massachusetts (MA) |
| 01583 Westboylston | 508/774 | Worcester County | Massachusetts (MA) |
| 01585 Westbrookfield | 508/774 | Worcester County | Massachusetts (MA) |
| 01441 Westminster | 978/351 | Worcester County | Massachusetts (MA) |
| 01473 Westminster | 978/351 | Worcester County | Massachusetts (MA) |
| 01094 Wheelwright | 413 | Worcester County | Massachusetts (MA) |
| 01588 Whitinsville | 508/774 | Worcester County | Massachusetts (MA) |
| 01590 Wilkinsonvile | 508/774 | Worcester County | Massachusetts (MA) |
| 01590 Wilkinsonville | 508/774 | Worcester County | Massachusetts (MA) |
| 01477 Winchdon Springs | 978/351 | Worcester County | Massachusetts (MA) |
| 01475 Winchendon | 978/351 | Worcester County | Massachusetts (MA) |
| 01477 Winchendon Springs | 978/351 | Worcester County | Massachusetts (MA) |
| 01601 Worcester | 508/774 | Worcester County | Massachusetts (MA) |
| 01602 Worcester | 508/774 | Worcester County | Massachusetts (MA) |
| 01603 Worcester | 508/774 | Worcester County | Massachusetts (MA) |
| 01604 Worcester | 508/774 | Worcester County | Massachusetts (MA) |
| 01605 Worcester | 508/774 | Worcester County | Massachusetts (MA) |
| 01606 Worcester | 508/774 | Worcester County | Massachusetts (MA) |
| 01607 Worcester | 508/774 | Worcester County | Massachusetts (MA) |
| 01608 Worcester | 508/774 | Worcester County | Massachusetts (MA) |
| 01609 Worcester | 508/774 | Worcester County | Massachusetts (MA) |
| 01610 Worcester | 508/774 | Worcester County | Massachusetts (MA) |
| 01612 Worcester | 508/774 | Worcester County | Massachusetts (MA) |
| 01613 Worcester | 508/774 | Worcester County | Massachusetts (MA) |
| 01614 Worcester | 508/774 | Worcester County | Massachusetts (MA) |
| 01615 Worcester | 508/774 | Worcester County | Massachusetts (MA) |
| 01653 Worcester | 508/774 | Worcester County | Massachusetts (MA) |
| 01654 Worcester | 508/774 | Worcester County | Massachusetts (MA) |
| 01655 Worcester | 508/774 | Worcester County | Massachusetts (MA) |