| Caernarfon to Plombieres | 465.52 mi (749.18 km) |
| Caernarfon to Pont-a-Celles | 410.50 mi (660.63 km) |
| Caernarfon to Poperinge | 336.69 mi (541.85 km) |
| Caernarfon to Profondeville | 434.59 mi (699.41 km) |
| Caernarfon to Putte | 404.24 mi (650.56 km) |
| Caernarfon to Puurs | 389.55 mi (626.92 km) |
| Caernarfon to Quaregnon | 394.54 mi (634.95 km) |
| Caernarfon to Raeren | 473.59 mi (762.17 km) |
| Caernarfon to Ranst | 396.75 mi (638.51 km) |
| Caernarfon to Ravels | 410.44 mi (660.55 km) |
| Caernarfon to Retie | 415.65 mi (668.92 km) |
| Caernarfon to Riemst | 449.52 mi (723.44 km) |
| Caernarfon to Rijkevorsel | 401.48 mi (646.12 km) |
| Caernarfon to Rixensart | 410.39 mi (660.46 km) |
| Caernarfon to Rochefort | 455.12 mi (732.44 km) |
