| Caister-on-Sea to Isny im Allgau | 501.93 mi (807.78 km) |
| Caister-on-Sea to Isselburg | 208.05 mi (334.82 km) |
| Caister-on-Sea to Issum | 213.37 mi (343.38 km) |
| Caister-on-Sea to Itzehoe | 333.12 mi (536.11 km) |
| Caister-on-Sea to Jena | 437.23 mi (703.65 km) |
| Caister-on-Sea to Jever | 263.54 mi (424.12 km) |
| Caister-on-Sea to Jork | 335.22 mi (539.49 km) |
| Caister-on-Sea to Juchen | 229.81 mi (369.85 km) |
| Caister-on-Sea to Julich | 230.91 mi (371.61 km) |
| Caister-on-Sea to Juterbog | 480.54 mi (773.36 km) |
| Caister-on-Sea to Kaarst | 230.38 mi (370.77 km) |
| Caister-on-Sea to Kaiserslautern | 343.04 mi (552.07 km) |
| Caister-on-Sea to Kalkar | 203.09 mi (326.84 km) |
| Caister-on-Sea to Kall | 252.52 mi (406.40 km) |
| Caister-on-Sea to Kaltenkirchen | 349.71 mi (562.80 km) |
