| Caernarfon to Prelouc | 874.67 mi (1,407.64 km) |
| Caernarfon to Prerov | 968.11 mi (1,558.02 km) |
| Caernarfon to Pribram | 820.40 mi (1,320.30 km) |
| Caernarfon to Prostejov | 953.63 mi (1,534.73 km) |
| Caernarfon to Rakovnik | 797.88 mi (1,284.06 km) |
| Caernarfon to Ricany | 838.63 mi (1,349.64 km) |
| Caernarfon to Rokycany | 801.94 mi (1,290.59 km) |
| Caernarfon to Roudnice nad Labem | 811.53 mi (1,306.03 km) |
| Caernarfon to Roznov pod Radhostem | 996.55 mi (1,603.78 km) |
| Caernarfon to Roztoky | 823.76 mi (1,325.72 km) |
| Caernarfon to Rumburk | 811.72 mi (1,306.34 km) |
| Caernarfon to Rychnov nad Kneznou | 901.04 mi (1,450.08 km) |
| Caernarfon to Slany | 809.15 mi (1,302.20 km) |
| Caernarfon to Sokolov | 751.03 mi (1,208.67 km) |
| Caernarfon to Sternberk | 954.41 mi (1,535.97 km) |
