| Southborough to Brzesko | 894.13 mi (1,438.97 km) |
| Southborough to Brzeszcze | 830.11 mi (1,335.94 km) |
| Southborough to Brzeziny | 837.10 mi (1,347.19 km) |
| Southborough to Brzozow | 959.12 mi (1,543.55 km) |
| Southborough to Bukowno | 839.75 mi (1,351.45 km) |
| Southborough to Busko-Zdroj | 891.24 mi (1,434.31 km) |
| Southborough to Bydgoszcz | 762.10 mi (1,226.48 km) |
| Southborough to Bystrzyca Klodzka | 717.54 mi (1,154.77 km) |
| Southborough to Bytom | 814.97 mi (1,311.57 km) |
| Southborough to Bytow | 749.00 mi (1,205.40 km) |
| Southborough to Chelm | 1,001.95 mi (1,612.49 km) |
| Southborough to Chelmek | 832.69 mi (1,340.09 km) |
| Southborough to Chelmno | 780.51 mi (1,256.10 km) |
| Southborough to Chelmza | 787.31 mi (1,267.06 km) |
| Southborough to Chodziez | 715.93 mi (1,152.18 km) |
