| North Ridgeville to Octeville | 3,745.06 mi (6,027.10 km) |
| North Ridgeville to Oignies | 3,906.22 mi (6,286.45 km) |
| North Ridgeville to Oissel | 3,864.57 mi (6,219.43 km) |
| North Ridgeville to Olivet | 3,943.37 mi (6,346.25 km) |
| North Ridgeville to Ollioules | 4,270.47 mi (6,872.66 km) |
| North Ridgeville to Olonne-sur-Mer | 3,830.49 mi (6,164.58 km) |
| North Ridgeville to Oloron-Sainte-Marie | 3,987.44 mi (6,417.17 km) |
| North Ridgeville to Onet Village | 4,087.61 mi (6,578.37 km) |
| North Ridgeville to Onnaing | 3,932.53 mi (6,328.80 km) |
| North Ridgeville to Orange | 4,190.34 mi (6,743.70 km) |
| North Ridgeville to Orchies | 3,915.92 mi (6,302.06 km) |
| North Ridgeville to Orleans | 3,942.50 mi (6,344.84 km) |
| North Ridgeville to Orly | 3,935.75 mi (6,333.98 km) |
| North Ridgeville to Ormesson-sur-Marne | 3,940.34 mi (6,341.36 km) |
| North Ridgeville to Orsay | 3,928.85 mi (6,322.87 km) |
