| Tall Abyad to Octeville | 2,199.22 mi (3,539.31 km) |
| Tall Abyad to Oignies | 2,008.93 mi (3,233.07 km) |
| Tall Abyad to Oissel | 2,074.92 mi (3,339.26 km) |
| Tall Abyad to Olivet | 2,021.49 mi (3,253.27 km) |
| Tall Abyad to Ollioules | 1,797.40 mi (2,892.64 km) |
| Tall Abyad to Olonne-sur-Mer | 2,183.51 mi (3,514.03 km) |
| Tall Abyad to Oloron-Sainte-Marie | 2,122.57 mi (3,415.94 km) |
| Tall Abyad to Onet Village | 1,963.97 mi (3,160.71 km) |
| Tall Abyad to Onnaing | 1,981.77 mi (3,189.35 km) |
| Tall Abyad to Orange | 1,853.54 mi (2,982.98 km) |
| Tall Abyad to Orchies | 1,998.36 mi (3,216.05 km) |
| Tall Abyad to Orleans | 2,021.51 mi (3,253.30 km) |
| Tall Abyad to Orly | 2,009.40 mi (3,233.82 km) |
| Tall Abyad to Ormesson-sur-Marne | 2,003.43 mi (3,224.21 km) |
| Tall Abyad to Orsay | 2,018.02 mi (3,247.69 km) |
