| Adjud to Octeville | 1,349.45 mi (2,171.73 km) |
| Adjud to Oignies | 1,146.54 mi (1,845.17 km) |
| Adjud to Oissel | 1,226.73 mi (1,974.23 km) |
| Adjud to Olivet | 1,192.42 mi (1,919.01 km) |
| Adjud to Ollioules | 1,065.49 mi (1,714.74 km) |
| Adjud to Olonne-sur-Mer | 1,374.15 mi (2,211.48 km) |
| Adjud to Oloron-Sainte-Marie | 1,373.38 mi (2,210.23 km) |
| Adjud to Onet Village | 1,197.46 mi (1,927.12 km) |
| Adjud to Onnaing | 1,119.48 mi (1,801.64 km) |
| Adjud to Orange | 1,095.34 mi (1,762.79 km) |
| Adjud to Orchies | 1,135.62 mi (1,827.60 km) |
| Adjud to Orleans | 1,191.87 mi (1,918.13 km) |
| Adjud to Orly | 1,167.71 mi (1,879.25 km) |
| Adjud to Ormesson-sur-Marne | 1,161.07 mi (1,868.57 km) |
| Adjud to Orsay | 1,177.10 mi (1,894.36 km) |
