| Kastamonu to Dabrowa Gornicza | 932.42 mi (1,500.58 km) |
| Kastamonu to Dabrowa Tarnowska | 863.19 mi (1,389.16 km) |
| Kastamonu to Darlowo | 1,201.53 mi (1,933.67 km) |
| Kastamonu to Debica | 843.31 mi (1,357.18 km) |
| Kastamonu to Deblin | 901.62 mi (1,451.02 km) |
| Kastamonu to Debno | 1,185.88 mi (1,908.49 km) |
| Kastamonu to Dobre Miasto | 1,066.98 mi (1,717.13 km) |
| Kastamonu to Drawsko Pomorskie | 1,181.36 mi (1,901.22 km) |
| Kastamonu to Drezdenko | 1,151.06 mi (1,852.45 km) |
| Kastamonu to Dzialdowo | 1,033.99 mi (1,664.05 km) |
| Kastamonu to Dzierzoniow | 1,040.61 mi (1,674.71 km) |
| Kastamonu to Elblag | 1,103.07 mi (1,775.21 km) |
| Kastamonu to Elk | 1,008.24 mi (1,622.60 km) |
| Kastamonu to Garwolin | 925.10 mi (1,488.80 km) |
| Kastamonu to Gdansk | 1,133.04 mi (1,823.46 km) |
