| Southborough to Aldine (Texas) | 4,866.24 mi (7,831.46 km) |
| Southborough to Alexander City (Alabama) | 4,334.07 mi (6,975.01 km) |
| Southborough to Alexandria (Louisiana) | 4,679.62 mi (7,531.13 km) |
| Southborough to Alexandria (Minnesota) | 4,071.09 mi (6,551.78 km) |
| Southborough to Alexandria (Virginia) | 3,694.37 mi (5,945.51 km) |
| Southborough to Algonquin (Illinois) | 3,986.75 mi (6,416.05 km) |
| Southborough to Alhambra (California) | 5,463.86 mi (8,793.23 km) |
| Southborough to Alice (Texas) | 5,085.34 mi (8,184.06 km) |
| Southborough to Aliso Viejo (California) | 5,479.56 mi (8,818.50 km) |
| Southborough to Allen (Texas) | 4,752.05 mi (7,647.68 km) |
| Southborough to Allen Park (Michigan) | 3,785.80 mi (6,092.65 km) |
| Southborough to Allendale (Michigan) | 3,858.97 mi (6,210.42 km) |
| Southborough to Allentown (Pennsylvania) | 3,550.08 mi (5,713.30 km) |
| Southborough to Alliance (Ohio) | 3,763.70 mi (6,057.10 km) |
| Southborough to Allison Park (Pennsylvania) | 3,732.52 mi (6,006.92 km) |
