| Three Lakes to Octeville | 4,399.19 mi (7,079.81 km) |
| Three Lakes to Oignies | 4,590.25 mi (7,387.30 km) |
| Three Lakes to Oissel | 4,523.46 mi (7,279.80 km) |
| Three Lakes to Olivet | 4,580.96 mi (7,372.34 km) |
| Three Lakes to Ollioules | 4,849.43 mi (7,804.41 km) |
| Three Lakes to Olonne-sur-Mer | 4,430.76 mi (7,130.62 km) |
| Three Lakes to Oloron-Sainte-Marie | 4,534.45 mi (7,297.49 km) |
| Three Lakes to Onet Village | 4,670.15 mi (7,515.88 km) |
| Three Lakes to Onnaing | 4,617.45 mi (7,431.06 km) |
| Three Lakes to Orange | 4,780.08 mi (7,692.79 km) |
| Three Lakes to Orchies | 4,600.94 mi (7,404.49 km) |
| Three Lakes to Orleans | 4,580.76 mi (7,372.01 km) |
| Three Lakes to Orly | 4,589.72 mi (7,386.45 km) |
| Three Lakes to Ormesson-sur-Marne | 4,595.55 mi (7,395.83 km) |
| Three Lakes to Orsay | 4,581.28 mi (7,372.85 km) |
