| Pierrelatte to Olympia Heights (Florida) | 4,763.54 mi (7,666.17 km) |
| Pierrelatte to Omaha (Nebraska) | 4,756.07 mi (7,654.16 km) |
| Pierrelatte to On Top of the World Designated Place (Florida) | 4,704.91 mi (7,571.82 km) |
| Pierrelatte to Onalaska (Wisconsin) | 4,450.56 mi (7,162.49 km) |
| Pierrelatte to Oneida (New York) | 3,840.93 mi (6,181.37 km) |
| Pierrelatte to Oneonta (New York) | 3,837.52 mi (6,175.89 km) |
| Pierrelatte to Ontario (California) | 5,921.29 mi (9,529.39 km) |
| Pierrelatte to Ontario (Oregon) | 5,355.62 mi (8,619.03 km) |
| Pierrelatte to Opa-locka (Florida) | 4,751.72 mi (7,647.16 km) |
| Pierrelatte to Opelika (Alabama) | 4,689.53 mi (7,547.07 km) |
| Pierrelatte to Opelousas (Louisiana) | 5,084.34 mi (8,182.45 km) |
| Pierrelatte to Orange (California) | 5,941.72 mi (9,562.27 km) |
| Pierrelatte to Orange (Texas) | 5,176.88 mi (8,331.38 km) |
| Pierrelatte to Orange City (Florida) | 4,665.96 mi (7,509.14 km) |
| Pierrelatte to Orangeburg (South Carolina) | 4,449.75 mi (7,161.18 km) |
