concurrently for less than . Massachusetts in Attleboro in North Attleborough in Plainville in Sharon on the Westwood–Dedham city line. The highways travel concurrently to Canton. in Canton. I-93/US 1 travels concurrently to Boston. in Boston in Boston in Peabody in Peabody in Danvers New Hampshire in Portsmouth Maine in Kittery in Saco in South Portland. The highways travel concurrently to Portland. in Portland in Falmouth in Yarmouth in Yarmouth in Freeport in Brunswick in Brunswick in Houlton. The highways travel concurrently through the city. in Houlton at the Fort Kent–Clair Border Crossing in Fort Kent Auxiliary routes US 1 has six three-digit auxiliary routes. In numerical order, these are: US 201, from Brunswick, Maine, to the Armstrong–Jackman Border Crossing running south to north in east-central Maine. US 301, from Sarasota, Florida, to Biddles Corner, Delaware, along the East Coast. The route closely parallels I-95 for most of its route and has numerous intersections with its parent. US 401 from Sumter, South Carolina, to Wise, North Carolina, near the Virginia border. For most of the route, it parallels US 1 about to the east, though the two share pavement in Raleigh, North Carolina. US 501 from Myrtle Beach, South Carolina, to Buena Vista, Virginia. The highway runs southeast–northwest, meeting its parent in Aberdeen and Sanford. US 601 from Tarboro, South Carolina, to Mount Airy, North Carolina. It runs mostly due south–north to the west of US 501, meeting the parent route in Camden, South Carolina. US 701 from Georgetown, South Carolina, to Four Oaks, North Carolina. Furthest east of the US 1 auxiliary routes, it never meets its parent route, but does intersect US 501 in Conway, South Carolina, and terminates at US 301 at its northern end. US 101, despite its number, is not an auxiliary route, but rather considered a primary U.S. Route in its own right as major highway west of the former US 99 on the west coast of the U.S. (In the numbering scheme, its first "digit" is "10".) Related state highways Florida State Road A1A Massachusetts Route 1A New Hampshire Route 1A New York State Route 1A Rhode Island Route 1A In popular culture The route in Richard Bachman's horror novel, The Long Walk (1979), begins each year at the Maine–New Brunswick border at 9:00 on the morning of May 1 and travels down the East Coast of the United States, along US 1,