AMP: 4 Location: CT 349 and Long Hill Rd, Groton Immediately after CT 349 begins, we’ll come to an interchange with US 1. Exit for US 1 in both directions. S to SR 649 N to SR 649, S to I-95/CT 12/CT 184/SR 900 S to US-1/CT 12/CT 184/SR 900, N to CT 117