| Roy to Octeville | 4,880.66 mi (7,854.66 km) |
| Roy to Oignies | 4,991.66 mi (8,033.30 km) |
| Roy to Oissel | 4,984.48 mi (8,021.75 km) |
| Roy to Olivet | 5,081.81 mi (8,178.39 km) |
| Roy to Ollioules | 5,448.90 mi (8,769.15 km) |
| Roy to Olonne-sur-Mer | 5,018.96 mi (8,077.24 km) |
| Roy to Oloron-Sainte-Marie | 5,218.14 mi (8,397.79 km) |
| Roy to Onet Village | 5,275.47 mi (8,490.05 km) |
| Roy to Onnaing | 5,014.59 mi (8,070.20 km) |
| Roy to Orange | 5,363.06 mi (8,631.01 km) |
| Roy to Orchies | 4,999.28 mi (8,045.56 km) |
| Roy to Orleans | 5,080.23 mi (8,175.85 km) |
| Roy to Orly | 5,055.62 mi (8,136.23 km) |
| Roy to Ormesson-sur-Marne | 5,058.34 mi (8,140.61 km) |
| Roy to Orsay | 5,051.12 mi (8,128.99 km) |
