| Alvin to Octeville | 4,853.85 mi (7,811.52 km) |
| Alvin to Oignies | 5,018.26 mi (8,076.11 km) |
| Alvin to Oissel | 4,974.28 mi (8,005.33 km) |
| Alvin to Olivet | 5,050.82 mi (8,128.51 km) |
| Alvin to Ollioules | 5,369.94 mi (8,642.09 km) |
| Alvin to Olonne-sur-Mer | 4,931.63 mi (7,936.69 km) |
| Alvin to Oloron-Sainte-Marie | 5,078.54 mi (8,173.13 km) |
| Alvin to Onet Village | 5,186.82 mi (8,347.38 km) |
| Alvin to Onnaing | 5,044.69 mi (8,118.64 km) |
| Alvin to Orange | 5,291.40 mi (8,515.69 km) |
| Alvin to Orchies | 5,028.05 mi (8,091.86 km) |
| Alvin to Orleans | 5,050.03 mi (8,127.24 km) |
| Alvin to Orly | 5,045.15 mi (8,119.38 km) |
| Alvin to Ormesson-sur-Marne | 5,049.88 mi (8,127.00 km) |
| Alvin to Orsay | 5,038.05 mi (8,107.96 km) |
