| Frontignan to Olympia Heights (Florida) | 4,735.98 mi (7,621.82 km) |
| Frontignan to Omaha (Nebraska) | 4,758.08 mi (7,657.39 km) |
| Frontignan to On Top of the World Designated Place (Florida) | 4,682.61 mi (7,535.93 km) |
| Frontignan to Onalaska (Wisconsin) | 4,452.26 mi (7,165.23 km) |
| Frontignan to Oneida (New York) | 3,831.51 mi (6,166.21 km) |
| Frontignan to Oneonta (New York) | 3,826.83 mi (6,158.70 km) |
| Frontignan to Ontario (California) | 5,933.73 mi (9,549.42 km) |
| Frontignan to Ontario (Oregon) | 5,376.04 mi (8,651.91 km) |
| Frontignan to Opa-locka (Florida) | 4,724.28 mi (7,603.00 km) |
| Frontignan to Opelika (Alabama) | 4,673.67 mi (7,521.54 km) |
| Frontignan to Opelousas (Louisiana) | 5,071.45 mi (8,161.72 km) |
| Frontignan to Orange (California) | 5,954.16 mi (9,582.29 km) |
| Frontignan to Orange (Texas) | 5,164.95 mi (8,312.18 km) |
| Frontignan to Orange City (Florida) | 4,642.68 mi (7,471.67 km) |
| Frontignan to Orangeburg (South Carolina) | 4,431.40 mi (7,131.65 km) |
