New Hampshire Route 11 is a 104.14-mile (167.60 km) long east west state highway in New Hampshire, running westward along the southern shore of Lake Winnipesaukee. Its eastern terminus is at the Maine state line in the city of Rochester, where it continues north as Maine State Route 11. U.S. Route 202, which runs concurrent with NH 11 through most of Rochester, follows NH 11 across the border. The western terminus is at the Vermont state line in the town of Charlestown, where it becomes Vermont Route 11. On its route, it runs concurrent with Interstate 89 for approximately 3.7 miles (6.0 km) near the town of New London, and with U.S. Route 3 for approximately 17.3 miles (27.8 km) from Franklin to Laconia.