| West Columbia to Octeville | 4,033.73 mi (6,491.66 km) |
| West Columbia to Oignies | 4,211.19 mi (6,777.26 km) |
| West Columbia to Oissel | 4,156.61 mi (6,689.42 km) |
| West Columbia to Olivet | 4,225.40 mi (6,800.12 km) |
| West Columbia to Ollioules | 4,526.08 mi (7,284.02 km) |
| West Columbia to Olonne-sur-Mer | 4,092.90 mi (6,586.88 km) |
| West Columbia to Oloron-Sainte-Marie | 4,224.76 mi (6,799.09 km) |
| West Columbia to Onet Village | 4,343.45 mi (6,990.11 km) |
| West Columbia to Onnaing | 4,238.14 mi (6,820.63 km) |
| West Columbia to Orange | 4,450.61 mi (7,162.57 km) |
| West Columbia to Orchies | 4,221.46 mi (6,793.78 km) |
| West Columbia to Orleans | 4,224.85 mi (6,799.24 km) |
| West Columbia to Orly | 4,225.90 mi (6,800.93 km) |
| West Columbia to Ormesson-sur-Marne | 4,231.14 mi (6,809.37 km) |
| West Columbia to Orsay | 4,218.17 mi (6,788.49 km) |
