| Saint-Sebastien-sur-Loire to Oswego (Illinois) | 4,072.02 mi (6,553.28 km) |
| Saint-Sebastien-sur-Loire to Oswego (New York) | 3,508.40 mi (5,646.22 km) |
| Saint-Sebastien-sur-Loire to Otsego (Minnesota) | 4,129.03 mi (6,645.03 km) |
| Saint-Sebastien-sur-Loire to Ottawa (Illinois) | 4,105.89 mi (6,607.79 km) |
| Saint-Sebastien-sur-Loire to Ottawa (Kansas) | 4,489.49 mi (7,225.14 km) |
| Saint-Sebastien-sur-Loire to Ottumwa (Iowa) | 4,266.07 mi (6,865.58 km) |
| Saint-Sebastien-sur-Loire to Overland (Missouri) | 4,284.71 mi (6,895.58 km) |
| Saint-Sebastien-sur-Loire to Overland Park (Kansas) | 4,453.05 mi (7,166.50 km) |
| Saint-Sebastien-sur-Loire to Overlea (Maryland) | 3,664.89 mi (5,898.07 km) |
| Saint-Sebastien-sur-Loire to Oviedo (Florida) | 4,332.10 mi (6,971.84 km) |
| Saint-Sebastien-sur-Loire to Owasso (Oklahoma) | 4,619.62 mi (7,434.57 km) |
| Saint-Sebastien-sur-Loire to Owatonna (Minnesota) | 4,164.45 mi (6,702.04 km) |
| Saint-Sebastien-sur-Loire to Owensboro (Kentucky) | 4,189.37 mi (6,742.14 km) |
| Saint-Sebastien-sur-Loire to Owings Mills (Maryland) | 3,675.03 mi (5,914.39 km) |
| Saint-Sebastien-sur-Loire to Owosso (Michigan) | 3,847.28 mi (6,191.60 km) |
