Route 1A
Portsmouth to Seabrook, NH
Phone:
Length: 18.5 miles
This byway runs along New Hampshire's only coastline. It touches the delightful and historic port city of Portsmouth, which brims with interesting shopping, dining, culture, and outdoor recreation, and it includes the beaches of Rye, Hampton, and North Hampton. The state's coastline is short but well-supplied with water fun and interesting small cities.