| Besozzo to Olympia Heights (Florida) | 4,919.21 mi (7,916.71 km) |
| Besozzo to Omaha (Nebraska) | 4,844.30 mi (7,796.15 km) |
| Besozzo to On Top of the World Designated Place (Florida) | 4,849.70 mi (7,804.83 km) |
| Besozzo to Onalaska (Wisconsin) | 4,540.19 mi (7,306.73 km) |
| Besozzo to Oneida (New York) | 3,958.64 mi (6,370.81 km) |
| Besozzo to Oneonta (New York) | 3,958.15 mi (6,370.03 km) |
| Besozzo to Ontario (California) | 5,980.12 mi (9,624.07 km) |
| Besozzo to Ontario (Oregon) | 5,393.71 mi (8,680.34 km) |
| Besozzo to Opa-locka (Florida) | 4,907.16 mi (7,897.32 km) |
| Besozzo to Opelika (Alabama) | 4,820.29 mi (7,757.50 km) |
| Besozzo to Opelousas (Louisiana) | 5,207.70 mi (8,380.98 km) |
| Besozzo to Orange (California) | 6,000.52 mi (9,656.90 km) |
| Besozzo to Orange (Texas) | 5,297.89 mi (8,526.13 km) |
| Besozzo to Orange City (Florida) | 4,812.89 mi (7,745.59 km) |
| Besozzo to Orangeburg (South Carolina) | 4,586.38 mi (7,381.07 km) |
