AMP: 2
Location: Milk St and Turnpike Rd, Westborough
No reassurance shield after the Route 9 junction.
AMP: 1
Location: South St and Davis St, Northborough
A half mile later, we’ll enter Northborough.
AMP: 0
Location: South St and Main St, Northborough
No signage as we enter Northborough center and come to a junction with U.S. 20. Turn right for 20 east to Marlborough and left for 20 west to Shrewsbury. Route 135 ends.
