| Urbino to Olympia Heights (Florida) | 5,151.69 mi (8,290.85 km) |
| Urbino to Omaha (Nebraska) | 5,087.58 mi (8,187.67 km) |
| Urbino to On Top of the World Designated Place (Florida) | 5,086.58 mi (8,186.07 km) |
| Urbino to Onalaska (Wisconsin) | 4,783.61 mi (7,698.48 km) |
| Urbino to Oneida (New York) | 4,201.41 mi (6,761.52 km) |
| Urbino to Oneonta (New York) | 4,200.55 mi (6,760.13 km) |
| Urbino to Ontario (California) | 6,218.26 mi (10,007.32 km) |
| Urbino to Ontario (Oregon) | 5,626.07 mi (9,054.29 km) |
| Urbino to Opa-locka (Florida) | 5,139.75 mi (8,271.63 km) |
| Urbino to Opelika (Alabama) | 5,061.07 mi (8,145.00 km) |
| Urbino to Opelousas (Louisiana) | 5,449.90 mi (8,770.77 km) |
| Urbino to Orange (California) | 6,238.64 mi (10,040.12 km) |
| Urbino to Orange (Texas) | 5,540.44 mi (8,916.48 km) |
| Urbino to Orange City (Florida) | 5,049.00 mi (8,125.59 km) |
| Urbino to Orangeburg (South Carolina) | 4,825.70 mi (7,766.22 km) |
