Mass. Gen. Laws ch. 57 § 2
For the purpose of choosing councillors until the next apportionment, the commonwealth shall be divided, conformably with the constitution, into the following 8 councillor districts:
First. - Consisting of the First Bristol and Plymouth; Second Bristol and Plymouth; Cape and Islands; Plymouth and Barnstable; and First Plymouth and Bristol senatorial districts.
Second. - Consisting of the Bristol and Norfolk; Second Middlesex and Norfolk; Norfolk, Bristol and Middlesex; Norfolk, Bristol and Plymouth; and Norfolk and Suffolk senatorial districts.
Third. - Consisting of the Third Middlesex; Fourth Middlesex; First Middlesex and Norfolk; Middlesex and Worcester; and Second Suffolk and Middlesex senatorial districts.
Fourth. - Consisting of the Norfolk and Plymouth; Second Plymouth and Bristol; Plymouth and Norfolk; First Suffolk; and Second Suffolk senatorial districts.
Fifth. - Consisting of the First Essex; Second Essex; First Essex and Middlesex; Second Essex and Middlesex; and First Middlesex senatorial districts.
Sixth. - Consisting of the Third Essex; Second Middlesex; Fifth Middlesex; Middlesex and Suffolk; and First Suffolk and Middlesex senatorial districts.
Seventh. - Consisting of the First Worcester; Second Worcester; Worcester, Hampden, Hampshire and Middlesex; Worcester and Middlesex; and Worcester and Norfolk senatorial districts.
Eighth. - Consisting of the Berkshire, Hampshire, Franklin and Hampden; Hampden; First Hampden and Hampshire; Second Hampden and Hampshire; and Hampshire, Franklin and Worcester senatorial districts.
Mass. Gen. Laws ch. 57, § 2