AMP: 1
Location: Main St and Sisson Rd, Harwich Center, Harwich
Just as 124 joins 39, the two routes make an unsigned left turn here onto Sisson Rd.
AMP: 1
Location: Sisson Rd and Main St, Harwich Center, Harwich
No reassurance shield after the turn.
AMP: 0
Location: Sisson Rd and Main St, Harwichport, Harwich
A mile and a half later, we’ll approach Route 28.
AMP: 0
Location: Sisson Rd and Main St, Harwichport, Harwich
Turn left for 28 south into Harwichport. Turn right for 28 north to West Harwich. Routes 39 and 124 end.
