MA 225

Lexington to Groton

Useless multiplex with MA 4 in Bedford and Lexington.
Cosigned with MA 119 through Groton.
Multiplex with MA 110 in Westford.

Formerly 25; renumbered between 1959 and 1961 to allow the 25 number to be used for a highway between Taunton and the Cape. The route hasn't changed much since being renumbered.