| Tualatin to Octeville | 4,983.13 mi (8,019.58 km) |
| Tualatin to Oignies | 5,063.44 mi (8,148.82 km) |
| Tualatin to Oissel | 5,074.70 mi (8,166.94 km) |
| Tualatin to Olivet | 5,178.45 mi (8,333.90 km) |
| Tualatin to Ollioules | 5,555.19 mi (8,940.22 km) |
| Tualatin to Olonne-sur-Mer | 5,145.52 mi (8,280.91 km) |
| Tualatin to Oloron-Sainte-Marie | 5,362.49 mi (8,630.10 km) |
| Tualatin to Onet Village | 5,392.94 mi (8,679.09 km) |
| Tualatin to Onnaing | 5,083.74 mi (8,181.48 km) |
| Tualatin to Orange | 5,468.96 mi (8,801.44 km) |
| Tualatin to Orchies | 5,069.68 mi (8,158.87 km) |
| Tualatin to Orleans | 5,176.54 mi (8,330.84 km) |
| Tualatin to Orly | 5,143.18 mi (8,277.15 km) |
| Tualatin to Ormesson-sur-Marne | 5,144.80 mi (8,279.76 km) |
| Tualatin to Orsay | 5,140.14 mi (8,272.25 km) |
