Fort Fairfield and Limestone. The section north of Fort Fairfield to Van Buren was once SR 165 but is no longer a numbered highway in Maine. Former routes Southern Pines, North Carolina U.S. Highway 1A (US 1A) was established around 1957, replacing the old mainline US 1 through Southern Pines, North Carolina, via May Street. It was decommissioned by 1962. Sanford, North Carolina U.S. Highway 1A (US 1A) was established around 1957, replacing the old mainline US 1 through downtown Sanford, North Carolina, via Carthage Street and Hawkins Avenue. It was renumbered in 1960 as US 1 Bus. Cary–Raleigh, North Carolina U.S. Highway 1A (US 1A) may have appeared in 1933 as a second route between Cary and Raleigh, North Carolina; it was cosigned with US 70 on Western Boulevard. Maps cease showing the route by 1936. Raleigh, North Carolina 1 The first U.S. Highway 1A (US 1A) in Raleigh, North Carolina, was established in 1946 as new routing along Louisburg Road (cosigned with NC 59), then along new road (today's Capital Boulevard) back to Wake Forest Road. In 1948, US 1 and US 1A switched routes. Raleigh, North Carolina 2 The second U.S. Highway 1A (US 1A) in Raleigh, North Carolina, was established in 1948 as a route switch with mainline US 1 onto Wake Forest Boulevard. It was decommissioned by 1957. Henderson, North Carolina U.S. Highway 1A (US 1A) was established around 1957, replacing the old mainline US 1 through Gill and downtown Henderson, North Carolina, via Raleigh Road and Garnett Street. It was renumbered in 1960 as US 1 Bus. Port Chester, New York U.S. Route 1A (US 1A) in Port Chester, New York, was routed along King Street, Willet Avenue (County Route 43), Putnam Avenue (New York State Route 982C), and Hillside Avenue. Stamford, Connecticut U.S. Route 1A (US 1A) was an alternate route in Stamford, Connecticut. Prior to the redevelopment of Downtown Stamford in the 1960s, US 1 originally followed West Main Street across the Mill River bridge onto Main Street and along East Main Street. After the redevelopment, the Main Street portion of US 1 was routed onto the newly created Tresser Boulevard and its accompanying bridge crossing the river. As of 1938, US 1A in Stamford was signed from West Main Street (US 1) along Richmond Hill Avenue across the river, South Street, State Street north along the railroad tracks, Elm Street under