| Maumee to Oerlinghausen | 4,127.80 mi (6,643.05 km) |
| Maumee to Oestrich-Winkel | 4,171.46 mi (6,713.32 km) |
| Maumee to Offenburg | 4,223.45 mi (6,796.98 km) |
| Maumee to Oftersheim | 4,216.25 mi (6,785.40 km) |
| Maumee to Ohrdruf | 4,244.64 mi (6,831.09 km) |
| Maumee to Ohringen | 4,257.56 mi (6,851.88 km) |
| Maumee to Olbernhau | 4,346.36 mi (6,994.79 km) |
| Maumee to Olching | 4,364.58 mi (7,024.12 km) |
| Maumee to Oldenburg | 4,071.06 mi (6,551.73 km) |
| Maumee to Oldenburg in Holstein | 4,126.23 mi (6,640.52 km) |
| Maumee to Olfen | 4,088.80 mi (6,580.29 km) |
| Maumee to Olpe | 4,129.64 mi (6,646.02 km) |
| Maumee to Olsberg | 4,142.42 mi (6,666.58 km) |
| Maumee to Oranienburg | 4,264.36 mi (6,862.82 km) |
| Maumee to Ortenberg | 4,198.93 mi (6,757.52 km) |
