•From 128 North or South, take Exit 16A for Route 109 toward Dedham. After nine-tenths of a mile turn right onto Lowder Street. Go past Ursuline Academy, and at the end of Lowder, turn right on Highland, then right on Sandy Valley Road. DCD will be on the left.

•From Boston/West Roxbury, take VFW Parkway to Route 109 West. Go through the lights at Dedham Common, take your second left onto Lowder Street. Go past Ursuline Academy, and at the end of Lowder, turn right on Highland, then right on Sandy Valley Road. DCD will be on the left.