Route 238 was a numbered state highway running 1.4 miles (2.3 km) in Newport, Rhode Island.

Its southern terminus was at Thames Street in Newport,[1] and its northern terminus was at Route 138 in Newport.

Route 238 was a spur from Route 138 providing access to downtown Newport.

It began at the intersection of Halsey Boulevard, the Newport Bridge, and the J.T.

Connell Highway, Farewell Street, and America's Cup Avenue, ending at the intersection with Thames Street and Memorial Boulevard where it became Route 138A.