Interstate 95 passes through the western part of town, with two exits providing access to the town. U.S. Route 1, locally known as the Newburyport Turnpike, passes from north to south through the middle of the town, and Massachusetts Route 1A's northernmost portion passes through the east of town, just inland from the marshes. The town is home to the Plum Island Airport, a private general aviation airport; the nearest national service is at Logan International Airport. The Newburyport/Rockport Line of the MBTA Commuter Rail passes through town, with its northern terminus just over the Newburyport line.