| Cwmbran to Isny im Allgau | 643.73 mi (1,035.98 km) |
| Cwmbran to Isselburg | 405.80 mi (653.08 km) |
| Cwmbran to Issum | 405.17 mi (652.05 km) |
| Cwmbran to Itzehoe | 546.04 mi (878.77 km) |
| Cwmbran to Jena | 632.09 mi (1,017.25 km) |
| Cwmbran to Jever | 476.49 mi (766.84 km) |
| Cwmbran to Jork | 547.96 mi (881.85 km) |
| Cwmbran to Juchen | 412.16 mi (663.31 km) |
| Cwmbran to Julich | 408.14 mi (656.84 km) |
| Cwmbran to Juterbog | 686.30 mi (1,104.49 km) |
| Cwmbran to Kaarst | 415.91 mi (669.35 km) |
| Cwmbran to Kaiserslautern | 497.13 mi (800.05 km) |
| Cwmbran to Kalkar | 398.64 mi (641.54 km) |
| Cwmbran to Kall | 421.86 mi (678.91 km) |
| Cwmbran to Kaltenkirchen | 562.67 mi (905.53 km) |
