| Caernarfon to Havirov | 999.44 mi (1,608.44 km) |
| Caernarfon to Havlickuv Brod | 887.01 mi (1,427.51 km) |
| Caernarfon to Hlinsko | 896.24 mi (1,442.36 km) |
| Caernarfon to Hlucin | 987.01 mi (1,588.44 km) |
| Caernarfon to Hodonin | 972.53 mi (1,565.14 km) |
| Caernarfon to Holesov | 976.75 mi (1,571.92 km) |
| Caernarfon to Hostivice | 819.77 mi (1,319.30 km) |
| Caernarfon to Hradec Kralove | 881.61 mi (1,418.81 km) |
| Caernarfon to Hranice | 978.53 mi (1,574.80 km) |
| Caernarfon to Humpolec | 879.68 mi (1,415.71 km) |
| Caernarfon to Ivancice | 934.11 mi (1,503.31 km) |
| Caernarfon to Jablonec nad Nisou | 841.99 mi (1,355.05 km) |
| Caernarfon to Jaromer | 881.72 mi (1,418.98 km) |
| Caernarfon to Jesenice | 833.46 mi (1,341.32 km) |
| Caernarfon to Jesenik | 937.82 mi (1,509.27 km) |
