| Vicenza to Olympia Heights (Florida) | 5,057.56 mi (8,139.36 km) |
| Vicenza to Omaha (Nebraska) | 4,963.93 mi (7,988.67 km) |
| Vicenza to On Top of the World Designated Place (Florida) | 4,986.02 mi (8,024.23 km) |
| Vicenza to Onalaska (Wisconsin) | 4,660.56 mi (7,500.44 km) |
| Vicenza to Oneida (New York) | 4,088.53 mi (6,579.86 km) |
| Vicenza to Oneonta (New York) | 4,088.87 mi (6,580.40 km) |
| Vicenza to Ontario (California) | 6,087.06 mi (9,796.17 km) |
| Vicenza to Ontario (Oregon) | 5,491.88 mi (8,838.33 km) |
| Vicenza to Opa-locka (Florida) | 5,045.48 mi (8,119.91 km) |
| Vicenza to Opelika (Alabama) | 4,953.34 mi (7,971.63 km) |
| Vicenza to Opelousas (Louisiana) | 5,338.61 mi (8,591.66 km) |
| Vicenza to Orange (California) | 6,107.43 mi (9,828.95 km) |
| Vicenza to Orange (Texas) | 5,428.09 mi (8,735.67 km) |
| Vicenza to Orange City (Florida) | 4,949.66 mi (7,965.71 km) |
| Vicenza to Orangeburg (South Carolina) | 4,720.97 mi (7,597.66 km) |
