| Dokkum to Imielin | 606.07 mi (975.38 km) |
| Dokkum to Inowroclaw | 509.91 mi (820.61 km) |
| Dokkum to Janow Lubelski | 719.21 mi (1,157.46 km) |
| Dokkum to Jarocin | 490.67 mi (789.66 km) |
| Dokkum to Jaroslaw | 748.41 mi (1,204.44 km) |
| Dokkum to Jasien | 516.26 mi (830.83 km) |
| Dokkum to Jaslo | 707.73 mi (1,138.98 km) |
| Dokkum to Jastrzebie-Zdroj | 586.91 mi (944.55 km) |
| Dokkum to Jawor | 459.39 mi (739.32 km) |
| Dokkum to Jaworzno | 606.02 mi (975.30 km) |
| Dokkum to Jedrzejow | 635.21 mi (1,022.27 km) |
| Dokkum to Jelcz-Laskowice | 505.06 mi (812.82 km) |
| Dokkum to Jelenia Gora | 445.29 mi (716.63 km) |
| Dokkum to Jozefoslaw | 634.33 mi (1,020.85 km) |
| Dokkum to Jozefow | 641.51 mi (1,032.42 km) |
