[Mr70]

Here's a few within that area,submitted to the 1970 Chevelle Registry.
Hope these can help you in your search.

Prentice-Brown Chev. Zone 32-Dealer 96
828 Justice Cushing Hwy.
Cohasset,Ma. from 1967 & 1974

Gordon Butler Chev. Zone 32-Dealer 112
777 Roger St.
Lowell,Ma. from 1974

Gordon Chev. Zone 32-Dealer 115
N.Kingston,Ma. from 1970

Chaffins Garage Zone 32-Dealer 139
512 Main St.
Holden,Ma. from 1975

Charles Chev. Zone 32-Dealer 143
255 Park Ave.
Worchester,Ma. from 1976

Chase Chev. Zone 32-Dealer 147
Old Harbour Rd.
Chatam,Ma. from 1969

Chelsea Chev. Zone 32-Dealer 152
950 Broadway
Chelsea,Ma. from 1976

Clark & Taber Chev. Zone 32-Dealer 159
37 Commercial St.
Braintree,Ma. from 1975

Clauson Chev.-Olds Zone 32-Dealer 160
662 Main st.
Falmouth,Ma. from 1974

Clay Chev. Zone 32-Dealer 161
431 Washington St.
Newton,Ma. from 1974

Colonial Chev. Zone 32-Dealer 168
40 Chelmsford St.
Boston,Ma. from 1976

Crown Chev. Zone 32-Dealer 194
550 Union Ave.
Framingham,Ma. from 1969