| Missouri City to Oerlinghausen | 5,188.96 mi (8,350.82 km) |
| Missouri City to Oestrich-Winkel | 5,230.01 mi (8,416.90 km) |
| Missouri City to Offenburg | 5,279.35 mi (8,496.29 km) |
| Missouri City to Oftersheim | 5,274.17 mi (8,487.96 km) |
| Missouri City to Ohrdruf | 5,305.46 mi (8,538.31 km) |
| Missouri City to Ohringen | 5,315.78 mi (8,554.92 km) |
| Missouri City to Olbernhau | 5,407.89 mi (8,703.16 km) |
| Missouri City to Olching | 5,422.41 mi (8,726.52 km) |
| Missouri City to Oldenburg | 5,132.95 mi (8,260.69 km) |
| Missouri City to Oldenburg in Holstein | 5,188.68 mi (8,350.37 km) |
| Missouri City to Olfen | 5,149.28 mi (8,286.97 km) |
| Missouri City to Olpe | 5,189.50 mi (8,351.69 km) |
| Missouri City to Olsberg | 5,202.92 mi (8,373.29 km) |
| Missouri City to Oranienburg | 5,326.76 mi (8,572.59 km) |
| Missouri City to Ortenberg | 5,258.51 mi (8,462.76 km) |
