| Southborough to Artesia (California) | 5,474.46 mi (8,810.29 km) |
| Southborough to Artesia (New Mexico) | 5,058.27 mi (8,140.49 km) |
| Southborough to Artondale (Washington) | 4,839.15 mi (7,787.85 km) |
| Southborough to Arvada (Colorado) | 4,714.20 mi (7,586.77 km) |
| Southborough to Arvin (California) | 5,422.48 mi (8,726.63 km) |
| Southborough to Asbury Lake (Florida) | 4,303.43 mi (6,925.71 km) |
| Southborough to Asbury Park (New Jersey) | 3,506.29 mi (5,642.83 km) |
| Southborough to Ashburn (Virginia) | 3,700.78 mi (5,955.82 km) |
| Southborough to Asheboro (North Carolina) | 3,948.72 mi (6,354.86 km) |
| Southborough to Asheville (North Carolina) | 4,068.09 mi (6,546.96 km) |
| Southborough to Ashland (California) | 5,378.85 mi (8,656.43 km) |
| Southborough to Ashland (Kentucky) | 3,936.35 mi (6,334.94 km) |
| Southborough to Ashland (Ohio) | 3,813.16 mi (6,136.69 km) |
| Southborough to Ashland (Oregon) | 5,134.98 mi (8,263.95 km) |
| Southborough to Ashtabula (Ohio) | 3,707.87 mi (5,967.24 km) |
