Serving the following communities: Acton, Arlington, Arlington Heights, Ashby, Ashland, Auburndale, Ayer, Bedford, Belmont, Billerica, Boston, Boxborough, Burlington, Cambridge, Carlisle, Chelmsford, Chestnut Hill, Concord, Dracut, Dunstable, Everett, Framingham, Groton, Hanscom Afb, Holliston, Hopkinton, Hudson, Lexington, Lincoln, Littleton, Lowell, Malden, Marlborough, Maynard, Medford, Melrose, Natick, New Town, Newton, Newton Center, Newton Highlands, Newton Lower Falls, Newton Upper Falls, Newtonville, Nonantum, North Billerica, North Chelmsford, North Reading, North Waltham, Nutting Lake, Pepperell, Pinehurst, Reading, Sherborn, Shirley, Somerville, Stoneham, Stow, Sudbury, Tewksbury, Townsend, Tyngsboro, Village Of Nagog Woods, Waban, Wakefield, Waltham, Watertown, Waverley, Wayland, West Groton, West Medford, West Newton, West Townsend, Westford, Weston, Wilmington, Winchester, Woburn, and Woodville