| Martigues to Olympia Heights (Florida) | 4,799.07 mi (7,723.35 km) |
| Martigues to Omaha (Nebraska) | 4,811.12 mi (7,742.75 km) |
| Martigues to On Top of the World Designated Place (Florida) | 4,744.49 mi (7,635.52 km) |
| Martigues to Onalaska (Wisconsin) | 4,505.43 mi (7,250.79 km) |
| Martigues to Oneida (New York) | 3,889.30 mi (6,259.22 km) |
| Martigues to Oneonta (New York) | 3,885.09 mi (6,252.45 km) |
| Martigues to Ontario (California) | 5,981.48 mi (9,626.26 km) |
| Martigues to Ontario (Oregon) | 5,419.01 mi (8,721.05 km) |
| Martigues to Opa-locka (Florida) | 4,787.35 mi (7,704.49 km) |
| Martigues to Opelika (Alabama) | 4,733.72 mi (7,618.19 km) |
| Martigues to Opelousas (Louisiana) | 5,130.55 mi (8,256.82 km) |
| Martigues to Orange (California) | 6,001.90 mi (9,659.13 km) |
| Martigues to Orange (Texas) | 5,223.72 mi (8,406.76 km) |
| Martigues to Orange City (Florida) | 4,704.81 mi (7,571.66 km) |
| Martigues to Orangeburg (South Carolina) | 4,492.20 mi (7,229.49 km) |
