| Caldas de Reyes to Opwijk | 835.60 mi (1,344.77 km) |
| Caldas de Reyes to Ostend | 805.91 mi (1,296.99 km) |
| Caldas de Reyes to Oud-Heverlee | 846.56 mi (1,362.41 km) |
| Caldas de Reyes to Oud-Turnhout | 877.80 mi (1,412.68 km) |
| Caldas de Reyes to Oudenaarde | 810.84 mi (1,304.91 km) |
| Caldas de Reyes to Oudenburg | 806.47 mi (1,297.88 km) |
| Caldas de Reyes to Oupeye | 876.22 mi (1,410.14 km) |
| Caldas de Reyes to Overijse | 839.83 mi (1,351.58 km) |
| Caldas de Reyes to Overpelt | 888.53 mi (1,429.95 km) |
| Caldas de Reyes to Paal | 872.73 mi (1,404.52 km) |
| Caldas de Reyes to Peer | 886.38 mi (1,426.48 km) |
| Caldas de Reyes to Pepinster | 877.11 mi (1,411.57 km) |
| Caldas de Reyes to Peruwelz | 795.68 mi (1,280.53 km) |
| Caldas de Reyes to Perwez | 843.18 mi (1,356.97 km) |
| Caldas de Reyes to Philippeville | 816.69 mi (1,314.34 km) |
