Main Street, South Main Street, Montowese Street, South Montowese Street, Sybil Avenue, Limewood Avenue, Hotchkiss Grove Road, Elizabeth Street, Pine Orchard Road, Blackstone Avenue, Totoket Road, Stony Creek Road, Leetes Island Road, Water Street, Whitfield Street, Boston Street

Direction: East/West
Western Terminus: West Main Street (US 1) in Branford
Eastern Terminus: Boston Post Road (US 1) in Guilford

CT 146 is an east/west route that runs between Branford and Guilford. It follows a curvy, winding route through the wooded area along the shoreline. Most of CT 146 is a designated scenic route, and it is especially scenic in the autumn. The entire length is a two-lane undivided road with stop signs and a few traffic lights.