| West Odessa to Oerlinghausen | 5,313.83 mi (8,551.79 km) |
| West Odessa to Oestrich-Winkel | 5,369.19 mi (8,640.87 km) |
| West Odessa to Offenburg | 5,428.38 mi (8,736.14 km) |
| West Odessa to Oftersheim | 5,415.80 mi (8,715.89 km) |
| West Odessa to Ohrdruf | 5,432.20 mi (8,742.28 km) |
| West Odessa to Ohringen | 5,456.02 mi (8,780.62 km) |
| West Odessa to Olbernhau | 5,528.49 mi (8,897.25 km) |
| West Odessa to Olching | 5,563.79 mi (8,954.05 km) |
| West Odessa to Oldenburg | 5,251.31 mi (8,451.16 km) |
| West Odessa to Oldenburg in Holstein | 5,292.95 mi (8,518.18 km) |
| West Odessa to Olfen | 5,278.98 mi (8,495.70 km) |
| West Odessa to Olpe | 5,322.60 mi (8,565.89 km) |
| West Odessa to Olsberg | 5,332.22 mi (8,581.38 km) |
| West Odessa to Oranienburg | 5,434.73 mi (8,746.35 km) |
| West Odessa to Ortenberg | 5,392.68 mi (8,678.68 km) |
