| Alcantarilla to Octeville | 805.55 mi (1,296.40 km) |
| Alcantarilla to Oignies | 887.81 mi (1,428.79 km) |
| Alcantarilla to Oissel | 793.84 mi (1,277.57 km) |
| Alcantarilla to Olivet | 701.17 mi (1,128.43 km) |
| Alcantarilla to Ollioules | 514.11 mi (827.37 km) |
| Alcantarilla to Olonne-sur-Mer | 592.40 mi (953.38 km) |
| Alcantarilla to Oloron-Sainte-Marie | 362.19 mi (582.88 km) |
| Alcantarilla to Onet Village | 483.86 mi (778.70 km) |
| Alcantarilla to Onnaing | 889.81 mi (1,432.01 km) |
| Alcantarilla to Orange | 528.68 mi (850.83 km) |
| Alcantarilla to Orchies | 891.12 mi (1,434.11 km) |
| Alcantarilla to Orleans | 703.85 mi (1,132.74 km) |
| Alcantarilla to Orly | 765.70 mi (1,232.28 km) |
| Alcantarilla to Ormesson-sur-Marne | 770.23 mi (1,239.57 km) |
| Alcantarilla to Orsay | 760.29 mi (1,223.56 km) |
