AMP: 80 Location: Glenallen St and Monomonac Rd, Winchendon Welcome to Massachusetts! US 202 heads north-south through the Bay State. AMP: 80 Location: Glenallen St and Monomonac Rd, Winchendon Reassurance shield as we enter Massachusetts. AMP: 79 Location: Glenallen St and Maple St, Winchendon Keep right at Maple Street to head into Winchendon. Keep left … Continue reading U.S. Route 202, NH State Line to MA 12