| Hall in Tirol to Olympia Heights (Florida) | 5,015.17 mi (8,071.13 km) |
| Hall in Tirol to Omaha (Nebraska) | 4,883.84 mi (7,859.77 km) |
| Hall in Tirol to On Top of the World Designated Place (Florida) | 4,936.26 mi (7,944.15 km) |
| Hall in Tirol to Onalaska (Wisconsin) | 4,581.52 mi (7,373.25 km) |
| Hall in Tirol to Oneida (New York) | 4,024.15 mi (6,476.25 km) |
| Hall in Tirol to Oneonta (New York) | 4,026.06 mi (6,479.33 km) |
| Hall in Tirol to Ontario (California) | 5,993.85 mi (9,646.17 km) |
| Hall in Tirol to Ontario (Oregon) | 5,392.43 mi (8,678.27 km) |
| Hall in Tirol to Opa-locka (Florida) | 5,002.93 mi (8,051.43 km) |
| Hall in Tirol to Opelika (Alabama) | 4,894.92 mi (7,877.62 km) |
| Hall in Tirol to Opelousas (Louisiana) | 5,275.43 mi (8,489.99 km) |
| Hall in Tirol to Orange (California) | 6,014.19 mi (9,678.90 km) |
| Hall in Tirol to Orange (Texas) | 5,363.50 mi (8,631.72 km) |
| Hall in Tirol to Orange City (Florida) | 4,901.35 mi (7,887.97 km) |
| Hall in Tirol to Orangeburg (South Carolina) | 4,666.41 mi (7,509.86 km) |
