| Fos-sur-Mer to Odessa (Texas) | 5,501.69 mi (8,854.12 km) |
| Fos-sur-Mer to Ogden (Utah) | 5,396.32 mi (8,684.54 km) |
| Fos-sur-Mer to Oildale (California) | 5,948.36 mi (9,572.97 km) |
| Fos-sur-Mer to Ojus (Florida) | 4,774.37 mi (7,683.60 km) |
| Fos-sur-Mer to Okemos (Michigan) | 4,270.38 mi (6,872.51 km) |
| Fos-sur-Mer to Oklahoma City (Oklahoma) | 5,129.75 mi (8,255.53 km) |
| Fos-sur-Mer to Okmulgee (Oklahoma) | 5,060.25 mi (8,143.69 km) |
| Fos-sur-Mer to Olathe (Kansas) | 4,862.22 mi (7,824.99 km) |
| Fos-sur-Mer to Old Jamestown (Missouri) | 4,676.11 mi (7,525.47 km) |
| Fos-sur-Mer to Oldsmar (Florida) | 4,802.41 mi (7,728.74 km) |
| Fos-sur-Mer to Olean (New York) | 4,039.19 mi (6,500.45 km) |
| Fos-sur-Mer to Olive Branch (Mississippi) | 4,826.39 mi (7,767.33 km) |
| Fos-sur-Mer to Olivehurst (California) | 5,828.30 mi (9,379.74 km) |
| Fos-sur-Mer to Olney (Maryland) | 4,088.67 mi (6,580.08 km) |
| Fos-sur-Mer to Olympia (Washington) | 5,421.75 mi (8,725.47 km) |
