| Amares to Olympia Heights (Florida) | 4,162.36 mi (6,698.67 km) |
| Amares to Omaha (Nebraska) | 4,324.47 mi (6,959.57 km) |
| Amares to On Top of the World Designated Place (Florida) | 4,129.06 mi (6,645.08 km) |
| Amares to Onalaska (Wisconsin) | 4,019.83 mi (6,469.28 km) |
| Amares to Oneida (New York) | 3,343.31 mi (5,380.54 km) |
| Amares to Oneonta (New York) | 3,332.12 mi (5,362.53 km) |
| Amares to Ontario (California) | 5,553.04 mi (8,936.76 km) |
| Amares to Ontario (Oregon) | 5,054.73 mi (8,134.80 km) |
| Amares to Opa-locka (Florida) | 4,151.14 mi (6,680.61 km) |
| Amares to Opelika (Alabama) | 4,147.73 mi (6,675.12 km) |
| Amares to Opelousas (Louisiana) | 4,557.03 mi (7,333.83 km) |
| Amares to Orange (California) | 5,573.25 mi (8,969.28 km) |
| Amares to Orange (Texas) | 4,654.49 mi (7,490.68 km) |
| Amares to Orange City (Florida) | 4,085.41 mi (6,574.83 km) |
| Amares to Orangeburg (South Carolina) | 3,895.75 mi (6,269.60 km) |
