| Trebnje to Orangevale (California) | 5,993.48 mi (9,645.58 km) |
| Trebnje to Orchards (Washington) | 5,600.78 mi (9,013.59 km) |
| Trebnje to Orcutt (California) | 6,202.79 mi (9,982.42 km) |
| Trebnje to Oregon (Ohio) | 4,584.78 mi (7,378.49 km) |
| Trebnje to Oregon (Wisconsin) | 4,750.00 mi (7,644.38 km) |
| Trebnje to Oregon City (Oregon) | 5,623.31 mi (9,049.85 km) |
| Trebnje to Orem (Utah) | 5,632.98 mi (9,065.40 km) |
| Trebnje to Orinda (California) | 6,067.30 mi (9,764.38 km) |
| Trebnje to Orland Park (Illinois) | 4,756.04 mi (7,654.11 km) |
| Trebnje to Orlando (Florida) | 5,116.05 mi (8,233.49 km) |
| Trebnje to Ormond Beach (Florida) | 5,066.44 mi (8,153.65 km) |
| Trebnje to Oro Valley (Arizona) | 6,060.10 mi (9,752.79 km) |
| Trebnje to Oroville (California) | 5,953.13 mi (9,580.63 km) |
| Trebnje to Oshkosh (Wisconsin) | 4,667.79 mi (7,512.09 km) |
| Trebnje to Oskaloosa (Iowa) | 4,947.80 mi (7,962.72 km) |
