| Midwest City to Oerlinghausen | 4,935.85 mi (7,943.48 km) |
| Midwest City to Oestrich-Winkel | 4,988.66 mi (8,028.47 km) |
| Midwest City to Offenburg | 5,046.35 mi (8,121.31 km) |
| Midwest City to Oftersheim | 5,034.90 mi (8,102.89 km) |
| Midwest City to Ohrdruf | 5,053.96 mi (8,133.57 km) |
| Midwest City to Ohringen | 5,075.38 mi (8,168.04 km) |
| Midwest City to Olbernhau | 5,151.58 mi (8,290.66 km) |
| Midwest City to Olching | 5,183.05 mi (8,341.31 km) |
| Midwest City to Oldenburg | 4,874.58 mi (7,844.88 km) |
| Midwest City to Oldenburg in Holstein | 4,919.40 mi (7,917.01 km) |
| Midwest City to Olfen | 4,900.04 mi (7,885.86 km) |
| Midwest City to Olpe | 4,943.08 mi (7,955.12 km) |
| Midwest City to Olsberg | 4,953.41 mi (7,971.74 km) |
| Midwest City to Oranienburg | 5,060.48 mi (8,144.05 km) |
| Midwest City to Ortenberg | 5,013.03 mi (8,067.69 km) |
