| Heves to Olympia Heights (Florida) | 5,386.73 mi (8,669.11 km) |
| Heves to Omaha (Nebraska) | 5,168.32 mi (8,317.61 km) |
| Heves to On Top of the World Designated Place (Florida) | 5,295.65 mi (8,522.53 km) |
| Heves to Onalaska (Wisconsin) | 4,870.67 mi (7,838.59 km) |
| Heves to Oneida (New York) | 4,355.80 mi (7,009.99 km) |
| Heves to Oneonta (New York) | 4,361.36 mi (7,018.93 km) |
| Heves to Ontario (California) | 6,223.00 mi (10,014.95 km) |
| Heves to Ontario (Oregon) | 5,593.76 mi (9,002.29 km) |
| Heves to Opa-locka (Florida) | 5,374.28 mi (8,649.07 km) |
| Heves to Opelika (Alabama) | 5,237.35 mi (8,428.70 km) |
| Heves to Opelousas (Louisiana) | 5,606.08 mi (9,022.11 km) |
| Heves to Orange (California) | 6,243.09 mi (10,047.29 km) |
| Heves to Orange (Texas) | 5,690.47 mi (9,157.93 km) |
| Heves to Orange City (Florida) | 5,263.41 mi (8,470.64 km) |
| Heves to Orangeburg (South Carolina) | 5,017.36 mi (8,074.66 km) |
