Route 114A (Rhode Island–Massachusetts) Island, where it ends back at Route 114, which is overlapped with U.S. Route 1A (US 1A) at this point in East Providence. This is the only instance in Massachusetts of an "A" or "alternate" route carrying the numerics for a highway signed in another state, as Massachusetts Route 114 is over away, running between Lawrence and Marblehead. Three other such instances of this exist in New England. One is in New Hampshire, where New Hampshire Route 113B is actually a loop off Maine State Route 113. The other two are in Vermont, where Vermont Route 10A is a continuation
Transportation in New England commuter rail service throughout eastern Massachusetts and parts of Rhode Island. The New York City Metropolitan Transportation Authority's Metro-North Railroad provides commuter rail service in southwestern Connecticut, while the Connecticut Department of Transportation operates the Shore Line East commuter rail service along the Connecticut coastline east of New Haven. Amtrak provides interstate rail service throughout New England. Boston is the northern terminus of the Northeast Corridor line. The "Vermonter" connects Vermont to Massachusetts and Connecticut, while the "Downeaster" links Maine to Boston. The largest and busiest airport in New England is Logan International Airport in Boston, which has many daily