| Caerfyrddin to Plombieres | 449.88 mi (724.01 km) |
| Caerfyrddin to Pont-a-Celles | 386.62 mi (622.21 km) |
| Caerfyrddin to Poperinge | 311.47 mi (501.27 km) |
| Caerfyrddin to Profondeville | 411.01 mi (661.45 km) |
| Caerfyrddin to Putte | 389.07 mi (626.15 km) |
| Caerfyrddin to Puurs | 373.69 mi (601.40 km) |
| Caerfyrddin to Quaregnon | 367.83 mi (591.97 km) |
| Caerfyrddin to Raeren | 457.79 mi (736.75 km) |
| Caerfyrddin to Ranst | 383.55 mi (617.26 km) |
| Caerfyrddin to Ravels | 400.87 mi (645.13 km) |
| Caerfyrddin to Retie | 404.79 mi (651.44 km) |
| Caerfyrddin to Riemst | 433.87 mi (698.24 km) |
| Caerfyrddin to Rijkevorsel | 391.09 mi (629.39 km) |
| Caerfyrddin to Rixensart | 390.16 mi (627.90 km) |
| Caerfyrddin to Rochefort | 430.16 mi (692.28 km) |
