Hudson: 131 Coolidge Street, Hudson, MA 01749; telephone numbers (978) 562-0631, 562-2439 (fax).

The Hudson RA covers the following counties: Middlesex (northwest and eastern portions), Worcester.

Lakeville: 20 Riverside Drive, First Floor, Lakeville, MA 02347; telephone numbers (508) 947-0625, 947-0172 (fax).

The Lakeville RA covers the following counties: Barnstable, Bristol, Dukes, Nantucket, Norfolk, Plymouth.

 Lowell: 10 George Street, Suite 320, Lowell, MA 01852; telephone numbers (978) 454-6972 and 454-7424, 275-0420 (fax).

The Lowell RA covers Essex and Middlesex (northern) counties.

Springfield: 155 Brookdale Drive, Second Floor, Springfield, MA 01104; telephone numbers (413) 736-0301 and 736-0302, 736-9192 (fax).

The Springfield RA covers the following counties: Berkshire, Franklin, Hampden, and Hampshire.