| Bel Air to Octeville | 3,587.38 mi (5,773.34 km) |
| Bel Air to Oignies | 3,760.42 mi (6,051.80 km) |
| Bel Air to Oissel | 3,709.46 mi (5,969.79 km) |
| Bel Air to Olivet | 3,781.47 mi (6,085.69 km) |
| Bel Air to Ollioules | 4,091.90 mi (6,585.28 km) |
| Bel Air to Olonne-sur-Mer | 3,655.39 mi (5,882.79 km) |
| Bel Air to Oloron-Sainte-Marie | 3,797.10 mi (6,110.84 km) |
| Bel Air to Onet Village | 3,908.84 mi (6,290.67 km) |
| Bel Air to Onnaing | 3,787.23 mi (6,094.96 km) |
| Bel Air to Orange | 4,014.57 mi (6,460.82 km) |
| Bel Air to Orchies | 3,770.54 mi (6,068.10 km) |
| Bel Air to Orleans | 3,780.82 mi (6,084.64 km) |
| Bel Air to Orly | 3,779.43 mi (6,082.41 km) |
| Bel Air to Ormesson-sur-Marne | 3,784.48 mi (6,090.54 km) |
| Bel Air to Orsay | 3,771.94 mi (6,070.35 km) |
