From 95 N/S:

Take Route 2 East to Exit 55 Pleasant Street. Right off the exit onto Pleasant Street and the left at the stop sign onto Concord Ave. Go approximately 1/2 mile, 75 Concord Avenue is the last building on the left before the golf course. It is a brick building with four large radio towers out back.

From Route 2 Westbound:

Take Exit 54B, Waltham Street. Right at the bottom of the exit. Left at first stop light onto Concord Ave. Go approx 1.5 mi and 75 Concord is the last building on the left before the golf course. It is a brick building with four large radio towers out back.