| Pontypridd to Isny im Allgau | 655.52 mi (1,054.96 km) |
| Pontypridd to Isselburg | 419.86 mi (675.69 km) |
| Pontypridd to Issum | 419.10 mi (674.47 km) |
| Pontypridd to Itzehoe | 560.14 mi (901.46 km) |
| Pontypridd to Jena | 645.94 mi (1,039.54 km) |
| Pontypridd to Jever | 490.62 mi (789.58 km) |
| Pontypridd to Jork | 562.13 mi (904.66 km) |
| Pontypridd to Juchen | 425.85 mi (685.34 km) |
| Pontypridd to Julich | 421.70 mi (678.67 km) |
| Pontypridd to Juterbog | 700.44 mi (1,127.24 km) |
| Pontypridd to Kaarst | 429.68 mi (691.51 km) |
| Pontypridd to Kaiserslautern | 509.74 mi (820.34 km) |
| Pontypridd to Kalkar | 412.65 mi (664.10 km) |
| Pontypridd to Kall | 435.17 mi (700.33 km) |
| Pontypridd to Kaltenkirchen | 576.79 mi (928.26 km) |
