Middletown Avenue, Colchester Avenue, Middletown Road, Linwood Avenue, Main Street, Lebanon Avenue, Pease Road
- Western Terminus:
- West High Street (CT 66) in East Hampton
- Eastern Terminus:
- Exeter Road (CT 207) in Lebanon
- 17.05 miles
- Middlesex, New London
CT 16 is an east/west route from East Hampton through Colchester to Lebanon. It has an interchange with the CT 2 expressway in Colchester. The entire length is a two-lane undivided road.