428-5004 AYER
- Bolton
- Clinton
- Groton
- Harvard
- Leominster
- Littleton
- Shirley
389-5004 BERLIN
- Bolton
- Boylston
- Clinton
- Hudson
- Marlboro
- Nothboro
334-5004 GARDNER
- Ashburnham
- Hubbardston
- Templeton
- Westminster
- Winchendon
231-5004 GLOUCESTER
- Essex
- Manchester
- Rockport
945-5004 HAVERHILL
- Georgetown
- Hampstead, NH
- Kingston, NH
- Lawrence
- Merrimac
- Newburyport
- Plaistow, NH
- West Newbury
418-5004 LOWELL
- Andover
- Billerica
- Carlisle
- Chelmsford
- Concord
- Dracut
- Dunstable
- Lawrence
- Methuen
- Tewksbury
- Tyngsboro
- Westford
- Wilmington
- Pelham, NH
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246-5004 MAYNARD
- Acton
- Bolton
- Concord
- Harvard
- Hudson
- Marlboro
- Stow
- Sudbury
285-5004 PETERSHAM
- Athol
- Barre
- New Salem
- Orange
- Phillipston
- Royalston Templeton
- Warwick
- Wendell
336-5004 SALEM
- Beverly
- Danvers
- Lynn
- Marblehead
- Peabody
359-5004 TOPSFIELD
- Boxford
- Danvers
- Georgetown
- Hamilton
- Ipswich
- Lawrence
- Middleton
- North Andover
- Rowley
- Wenham
383-5004 TOWNSEND
- Ashby
- Fitchburg
- Groton
- Lunenburg
- Pepperell
926-5004 TYNGSBORO
- Groton
- Lowell
- Nashua, NH
- Pepperell
- Westford
477-5004 WEST NEWBURY
- Amesbury
- Groveland
- Haverhill
- Merrimac
- Newbury
- Newburyport
- Salisbury
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