| Pontypridd to Juprelle | 389.17 mi (626.31 km) |
| Pontypridd to Jurbise | 324.25 mi (521.83 km) |
| Pontypridd to Kalmthout | 336.10 mi (540.90 km) |
| Pontypridd to Kampenhout | 344.00 mi (553.61 km) |
| Pontypridd to Kapelle-op-den-Bos | 335.24 mi (539.51 km) |
| Pontypridd to Kapellen | 335.15 mi (539.37 km) |
| Pontypridd to Kasterlee | 357.86 mi (575.93 km) |
| Pontypridd to Keerbergen | 346.72 mi (557.99 km) |
| Pontypridd to Kinrooi | 392.74 mi (632.06 km) |
| Pontypridd to Knokke-Heist | 285.77 mi (459.90 km) |
| Pontypridd to Koekelare | 275.04 mi (442.63 km) |
| Pontypridd to Koekelberg | 335.75 mi (540.34 km) |
| Pontypridd to Koksijde | 260.81 mi (419.73 km) |
| Pontypridd to Kontich | 337.51 mi (543.17 km) |
| Pontypridd to Kortemark | 278.54 mi (448.27 km) |
