| Southborough to Atca | 1,638.81 mi (2,637.42 km) |
| Southborough to Avanos | 1,873.87 mi (3,015.71 km) |
| Southborough to Avcilar | 1,521.44 mi (2,448.53 km) |
| Southborough to Avsallar | 1,847.54 mi (2,973.33 km) |
| Southborough to Ayas | 1,713.33 mi (2,757.34 km) |
| Southborough to Aybasti | 1,900.94 mi (3,059.26 km) |
| Southborough to Aydin | 1,625.71 mi (2,616.32 km) |
| Southborough to Aydincik | 1,926.71 mi (3,100.74 km) |
| Southborough to Aydincik | 1,832.69 mi (2,949.43 km) |
| Southborough to Ayvacik | 1,486.80 mi (2,392.77 km) |
| Southborough to Ayvacik | 1,855.51 mi (2,986.15 km) |
| Southborough to Ayvalik | 1,511.37 mi (2,432.32 km) |
| Southborough to Babaeski | 1,435.04 mi (2,309.47 km) |
| Southborough to Bafra | 1,802.63 mi (2,901.05 km) |
| Southborough to Bagcilar | 1,524.76 mi (2,453.87 km) |
