| Moorhead to Octeville | 4,069.38 mi (6,549.03 km) |
| Moorhead to Oignies | 4,194.60 mi (6,750.55 km) |
| Moorhead to Oissel | 4,178.12 mi (6,724.03 km) |
| Moorhead to Olivet | 4,271.52 mi (6,874.34 km) |
| Moorhead to Ollioules | 4,631.40 mi (7,453.51 km) |
| Moorhead to Olonne-sur-Mer | 4,196.14 mi (6,753.04 km) |
| Moorhead to Oloron-Sainte-Marie | 4,387.40 mi (7,060.84 km) |
| Moorhead to Onet Village | 4,454.54 mi (7,168.90 km) |
| Moorhead to Onnaing | 4,218.69 mi (6,789.32 km) |
| Moorhead to Orange | 4,546.36 mi (7,316.66 km) |
| Moorhead to Orchies | 4,202.86 mi (6,763.85 km) |
| Moorhead to Orleans | 4,270.10 mi (6,872.06 km) |
| Moorhead to Orly | 4,249.89 mi (6,839.54 km) |
| Moorhead to Ormesson-sur-Marne | 4,253.12 mi (6,844.74 km) |
| Moorhead to Orsay | 4,244.72 mi (6,831.22 km) |
