| Truckee to Oerlinghausen | 5,419.34 mi (8,721.58 km) |
| Truckee to Oestrich-Winkel | 5,508.49 mi (8,865.06 km) |
| Truckee to Offenburg | 5,590.01 mi (8,996.25 km) |
| Truckee to Oftersheim | 5,558.86 mi (8,946.12 km) |
| Truckee to Ohrdruf | 5,535.83 mi (8,909.05 km) |
| Truckee to Ohringen | 5,593.27 mi (9,001.49 km) |
| Truckee to Olbernhau | 5,610.89 mi (9,029.85 km) |
| Truckee to Olching | 5,698.03 mi (9,170.10 km) |
| Truckee to Oldenburg | 5,343.64 mi (8,599.75 km) |
| Truckee to Oldenburg in Holstein | 5,346.82 mi (8,604.88 km) |
| Truckee to Olfen | 5,398.89 mi (8,688.67 km) |
| Truckee to Olpe | 5,448.80 mi (8,769.00 km) |
| Truckee to Olsberg | 5,448.10 mi (8,767.87 km) |
| Truckee to Oranienburg | 5,489.95 mi (8,835.23 km) |
| Truckee to Ortenberg | 5,517.70 mi (8,879.88 km) |
