| Postojna to Orangevale (California) | 5,980.43 mi (9,624.57 km) |
| Postojna to Orchards (Washington) | 5,590.52 mi (8,997.08 km) |
| Postojna to Orcutt (California) | 6,188.17 mi (9,958.90 km) |
| Postojna to Oregon (Ohio) | 4,559.30 mi (7,337.49 km) |
| Postojna to Oregon (Wisconsin) | 4,726.80 mi (7,607.05 km) |
| Postojna to Oregon City (Oregon) | 5,612.97 mi (9,033.20 km) |
| Postojna to Orem (Utah) | 5,616.48 mi (9,038.84 km) |
| Postojna to Orinda (California) | 6,054.43 mi (9,743.66 km) |
| Postojna to Orland Park (Illinois) | 4,731.83 mi (7,615.14 km) |
| Postojna to Orlando (Florida) | 5,085.07 mi (8,183.63 km) |
| Postojna to Ormond Beach (Florida) | 5,035.66 mi (8,104.11 km) |
| Postojna to Oro Valley (Arizona) | 6,040.57 mi (9,721.35 km) |
| Postojna to Oroville (California) | 5,940.48 mi (9,560.29 km) |
| Postojna to Oshkosh (Wisconsin) | 4,644.83 mi (7,475.14 km) |
| Postojna to Oskaloosa (Iowa) | 4,924.92 mi (7,925.89 km) |
