| Caister-on-Sea to Ilawa | 740.30 mi (1,191.39 km) |
| Caister-on-Sea to Imielin | 771.51 mi (1,241.63 km) |
| Caister-on-Sea to Inowroclaw | 690.22 mi (1,110.81 km) |
| Caister-on-Sea to Janow Lubelski | 892.89 mi (1,436.96 km) |
| Caister-on-Sea to Jarocin | 666.40 mi (1,072.46 km) |
| Caister-on-Sea to Jaroslaw | 918.86 mi (1,478.76 km) |
| Caister-on-Sea to Jasien | 699.66 mi (1,126.00 km) |
| Caister-on-Sea to Jaslo | 874.78 mi (1,407.83 km) |
| Caister-on-Sea to Jastrzebie-Zdroj | 749.55 mi (1,206.28 km) |
| Caister-on-Sea to Jawor | 626.17 mi (1,007.72 km) |
| Caister-on-Sea to Jaworzno | 772.09 mi (1,242.55 km) |
| Caister-on-Sea to Jedrzejow | 805.87 mi (1,296.92 km) |
| Caister-on-Sea to Jelcz-Laskowice | 673.87 mi (1,084.50 km) |
| Caister-on-Sea to Jelenia Gora | 609.58 mi (981.02 km) |
| Caister-on-Sea to Jozefoslaw | 813.08 mi (1,308.53 km) |
