Middlesex County:

Acton, Ashby, Ashland, Ayer, Bedford, Belmont, Billerica, Boxborough, Burlington, Carlisle, Chelmsford, Concord, Dracut, Dunstable, Framingham, Groton, Holliston, Hopkinton, Hudson, Lincoln, Littleton, Lowell, Malden, Marlborough, Maynard, Melrose, Natick, North Reading, Pepperell, Reading, Sherborn, Shirley, Stow, Sudbury, Tewksbury, Townsend, Tyngsborough, Wakefield, Wayland, Westford, Weston, Wilmington, Winchester, and Woburn.

Essex County:

Amesbury, Andover, Beverly, Boxford, Danvers, Georgetown, Groveland, Hamilton, Haverhill, Ipswitch, Lawrence, Lynn, Lynnfield, Merrimac, Methuen, Middleton, Newbury, Newburyport, North Andover, Peabody, Rowley, Salem, Salisbury, Saugus, Topsfield, Wenham, and West Newbury.

Worcester County:

Ashburham, Berlin, Bolton, Boylston, Clinton, Fitchburg, Gardner, Harvard, Holden, Lancaster, Leominster, Lunenburg, Northborough, Paxton, Princeton, Rutland, Shrewsbury, Southborough, Sterling, W. Boylston, Westborough, Westminster, and Worcester