| Fos-sur-Mer to Orangevale (California) | 5,839.57 mi (9,397.88 km) |
| Fos-sur-Mer to Orchards (Washington) | 5,487.32 mi (8,830.98 km) |
| Fos-sur-Mer to Orcutt (California) | 6,026.40 mi (9,698.55 km) |
| Fos-sur-Mer to Oregon (Ohio) | 4,270.29 mi (6,872.37 km) |
| Fos-sur-Mer to Oregon (Wisconsin) | 4,466.44 mi (7,188.04 km) |
| Fos-sur-Mer to Oregon City (Oregon) | 5,508.52 mi (8,865.10 km) |
| Fos-sur-Mer to Orem (Utah) | 5,435.18 mi (8,747.08 km) |
| Fos-sur-Mer to Orinda (California) | 5,915.20 mi (9,519.60 km) |
| Fos-sur-Mer to Orland Park (Illinois) | 4,458.17 mi (7,174.74 km) |
| Fos-sur-Mer to Orlando (Florida) | 4,720.84 mi (7,597.45 km) |
| Fos-sur-Mer to Ormond Beach (Florida) | 4,674.29 mi (7,522.54 km) |
| Fos-sur-Mer to Oro Valley (Arizona) | 5,818.34 mi (9,363.72 km) |
| Fos-sur-Mer to Oroville (California) | 5,804.99 mi (9,342.22 km) |
| Fos-sur-Mer to Oshkosh (Wisconsin) | 4,388.08 mi (7,061.93 km) |
| Fos-sur-Mer to Oskaloosa (Iowa) | 4,667.25 mi (7,511.21 km) |
