| Valea lui Mihai to Olympia Heights (Florida) | 5,466.68 mi (8,797.77 km) |
| Valea lui Mihai to Omaha (Nebraska) | 5,231.81 mi (8,419.78 km) |
| Valea lui Mihai to On Top of the World Designated Place (Florida) | 5,373.38 mi (8,647.62 km) |
| Valea lui Mihai to Onalaska (Wisconsin) | 4,935.28 mi (7,942.56 km) |
| Valea lui Mihai to Oneida (New York) | 4,428.77 mi (7,127.42 km) |
| Valea lui Mihai to Oneonta (New York) | 4,435.00 mi (7,137.44 km) |
| Valea lui Mihai to Ontario (California) | 6,274.62 mi (10,098.02 km) |
| Valea lui Mihai to Ontario (Oregon) | 5,640.36 mi (9,077.28 km) |
| Valea lui Mihai to Opa-locka (Florida) | 5,454.19 mi (8,777.67 km) |
| Valea lui Mihai to Opelika (Alabama) | 5,311.93 mi (8,548.72 km) |
| Valea lui Mihai to Opelousas (Louisiana) | 5,678.25 mi (9,138.26 km) |
| Valea lui Mihai to Orange (California) | 6,294.64 mi (10,130.25 km) |
| Valea lui Mihai to Orange (Texas) | 5,761.90 mi (9,272.88 km) |
| Valea lui Mihai to Orange City (Florida) | 5,341.64 mi (8,596.54 km) |
| Valea lui Mihai to Orangeburg (South Carolina) | 5,093.61 mi (8,197.37 km) |
