| Kastamonu to Brzesko | 867.13 mi (1,395.51 km) |
| Kastamonu to Brzeszcze | 920.92 mi (1,482.08 km) |
| Kastamonu to Brzeziny | 977.64 mi (1,573.35 km) |
| Kastamonu to Brzozow | 807.29 mi (1,299.20 km) |
| Kastamonu to Bukowno | 920.41 mi (1,481.26 km) |
| Kastamonu to Busko-Zdroj | 885.52 mi (1,425.10 km) |
| Kastamonu to Bydgoszcz | 1,093.41 mi (1,759.67 km) |
| Kastamonu to Bystrzyca Klodzka | 1,025.39 mi (1,650.21 km) |
| Kastamonu to Bytom | 943.23 mi (1,517.99 km) |
| Kastamonu to Bytow | 1,155.61 mi (1,859.78 km) |
| Kastamonu to Chelm | 832.82 mi (1,340.30 km) |
| Kastamonu to Chelmek | 921.92 mi (1,483.69 km) |
| Kastamonu to Chelmno | 1,091.06 mi (1,755.89 km) |
| Kastamonu to Chelmza | 1,077.83 mi (1,734.60 km) |
| Kastamonu to Chodziez | 1,122.13 mi (1,805.89 km) |
