| Chaudfontaine to Olivenza | 1,030.24 mi (1,658.02 km) |
| Chaudfontaine to Olot | 599.35 mi (964.56 km) |
| Chaudfontaine to Onate | 644.98 mi (1,037.99 km) |
| Chaudfontaine to Onda | 787.23 mi (1,266.92 km) |
| Chaudfontaine to Onteniente | 867.71 mi (1,396.44 km) |
| Chaudfontaine to Orihuela | 921.80 mi (1,483.49 km) |
| Chaudfontaine to Osuna | 1,063.47 mi (1,711.49 km) |
| Chaudfontaine to Ourense | 856.30 mi (1,378.08 km) |
| Chaudfontaine to Oviedo | 734.64 mi (1,182.28 km) |
| Chaudfontaine to Paiporta | 824.82 mi (1,327.43 km) |
| Chaudfontaine to Pajara | 1,849.51 mi (2,976.50 km) |
| Chaudfontaine to Palafolls | 631.05 mi (1,015.58 km) |
| Chaudfontaine to Palafrugell | 610.18 mi (981.99 km) |
| Chaudfontaine to Palamos | 615.36 mi (990.33 km) |
| Chaudfontaine to Palencia | 763.97 mi (1,229.50 km) |
