| Fos-sur-Mer to Oswego (Illinois) | 4,474.73 mi (7,201.38 km) |
| Fos-sur-Mer to Oswego (New York) | 3,906.25 mi (6,286.50 km) |
| Fos-sur-Mer to Otsego (Minnesota) | 4,535.13 mi (7,298.58 km) |
| Fos-sur-Mer to Ottawa (Illinois) | 4,508.56 mi (7,255.82 km) |
| Fos-sur-Mer to Ottawa (Kansas) | 4,893.13 mi (7,874.73 km) |
| Fos-sur-Mer to Ottumwa (Iowa) | 4,670.08 mi (7,515.77 km) |
| Fos-sur-Mer to Overland (Missouri) | 4,685.81 mi (7,541.09 km) |
| Fos-sur-Mer to Overland Park (Kansas) | 4,856.62 mi (7,815.97 km) |
| Fos-sur-Mer to Overlea (Maryland) | 4,055.62 mi (6,526.89 km) |
| Fos-sur-Mer to Oviedo (Florida) | 4,705.93 mi (7,573.47 km) |
| Fos-sur-Mer to Owasso (Oklahoma) | 5,021.88 mi (8,081.93 km) |
| Fos-sur-Mer to Owatonna (Minnesota) | 4,570.19 mi (7,355.01 km) |
| Fos-sur-Mer to Owensboro (Kentucky) | 4,587.13 mi (7,382.28 km) |
| Fos-sur-Mer to Owings Mills (Maryland) | 4,066.12 mi (6,543.79 km) |
| Fos-sur-Mer to Owosso (Michigan) | 4,249.14 mi (6,838.32 km) |
