| Southborough to Beausoleil | 611.35 mi (983.88 km) |
| Southborough to Beauvais | 144.23 mi (232.11 km) |
| Southborough to Begles | 440.43 mi (708.80 km) |
| Southborough to Belfort | 382.90 mi (616.22 km) |
| Southborough to Bellegarde-sur-Valserine | 431.39 mi (694.25 km) |
| Southborough to Bellerive-sur-Allier | 376.70 mi (606.24 km) |
| Southborough to Bellevue | 184.01 mi (296.13 km) |
| Southborough to Belley | 448.03 mi (721.03 km) |
| Southborough to Berck-sur-Mer | 77.84 mi (125.27 km) |
| Southborough to Bergerac | 436.08 mi (701.80 km) |
| Southborough to Bernay | 143.86 mi (231.53 km) |
| Southborough to Berre-l'Etang | 578.14 mi (930.43 km) |
| Southborough to Besancon | 375.08 mi (603.64 km) |
| Southborough to Bethune | 112.39 mi (180.87 km) |
| Southborough to Betton | 222.70 mi (358.40 km) |
