| Marin to Octeville | 603.12 mi (970.63 km) |
| Marin to Oignies | 786.55 mi (1,265.83 km) |
| Marin to Oissel | 671.56 mi (1,080.77 km) |
| Marin to Olivet | 639.29 mi (1,028.84 km) |
| Marin to Ollioules | 738.73 mi (1,188.88 km) |
| Marin to Olonne-sur-Mer | 445.36 mi (716.74 km) |
| Marin to Oloron-Sainte-Marie | 413.88 mi (666.08 km) |
| Marin to Onet Village | 582.77 mi (937.87 km) |
| Marin to Onnaing | 803.43 mi (1,293.00 km) |
| Marin to Orange | 689.49 mi (1,109.63 km) |
| Marin to Orchies | 795.20 mi (1,279.74 km) |
| Marin to Orleans | 641.05 mi (1,031.67 km) |
| Marin to Orly | 691.91 mi (1,113.52 km) |
| Marin to Ormesson-sur-Marne | 699.00 mi (1,124.93 km) |
| Marin to Orsay | 682.45 mi (1,098.30 km) |
