| Nerviano to Olympia Heights (Florida) | 4,940.16 mi (7,950.43 km) |
| Nerviano to Omaha (Nebraska) | 4,869.27 mi (7,836.34 km) |
| Nerviano to On Top of the World Designated Place (Florida) | 4,871.61 mi (7,840.10 km) |
| Nerviano to Onalaska (Wisconsin) | 4,565.11 mi (7,346.83 km) |
| Nerviano to Oneida (New York) | 3,982.31 mi (6,408.90 km) |
| Nerviano to Oneonta (New York) | 3,981.66 mi (6,407.86 km) |
| Nerviano to Ontario (California) | 6,005.75 mi (9,665.32 km) |
| Nerviano to Ontario (Oregon) | 5,419.46 mi (8,721.78 km) |
| Nerviano to Opa-locka (Florida) | 4,928.14 mi (7,931.07 km) |
| Nerviano to Opelika (Alabama) | 4,843.24 mi (7,794.43 km) |
| Nerviano to Opelousas (Louisiana) | 5,231.13 mi (8,418.70 km) |
| Nerviano to Orange (California) | 6,026.15 mi (9,698.15 km) |
| Nerviano to Orange (Texas) | 5,321.47 mi (8,564.08 km) |
| Nerviano to Orange City (Florida) | 4,834.62 mi (7,780.57 km) |
| Nerviano to Orangeburg (South Carolina) | 4,608.91 mi (7,417.32 km) |
