| Mount Pleasant to Octeville | 4,031.33 mi (6,487.79 km) |
| Mount Pleasant to Oignies | 4,212.46 mi (6,779.29 km) |
| Mount Pleasant to Oissel | 4,154.74 mi (6,686.41 km) |
| Mount Pleasant to Olivet | 4,220.87 mi (6,792.84 km) |
| Mount Pleasant to Ollioules | 4,514.45 mi (7,265.31 km) |
| Mount Pleasant to Olonne-sur-Mer | 4,083.95 mi (6,572.48 km) |
| Mount Pleasant to Oloron-Sainte-Marie | 4,209.57 mi (6,774.65 km) |
| Mount Pleasant to Onet Village | 4,332.31 mi (6,972.18 km) |
| Mount Pleasant to Onnaing | 4,239.51 mi (6,822.83 km) |
| Mount Pleasant to Orange | 4,440.27 mi (7,145.93 km) |
| Mount Pleasant to Orchies | 4,222.84 mi (6,796.01 km) |
| Mount Pleasant to Orleans | 4,220.41 mi (6,792.09 km) |
| Mount Pleasant to Orly | 4,223.39 mi (6,796.89 km) |
| Mount Pleasant to Ormesson-sur-Marne | 4,228.78 mi (6,805.57 km) |
| Mount Pleasant to Orsay | 4,215.47 mi (6,784.15 km) |
