Connecticut_Route_186
Route 186 (Connecticut–Massachusetts)
Highway in Connecticut and Massachusetts
Route 186 is a 6-mile-long (9.7 km) numbered route in the U.S. states of Connecticut and Massachusetts, serving the southeastern suburbs of Springfield, Massachusetts. The route runs from Route 190 in the Somersville section of the Connecticut town of Somers to the town center of East Longmeadow, Massachusetts. Within Massachusetts, the road is town-maintained.