| Mission to Oerlinghausen | 5,476.75 mi (8,813.98 km) |
| Mission to Oestrich-Winkel | 5,517.43 mi (8,879.44 km) |
| Mission to Offenburg | 5,566.29 mi (8,958.08 km) |
| Mission to Oftersheim | 5,561.48 mi (8,950.33 km) |
| Mission to Ohrdruf | 5,593.21 mi (9,001.40 km) |
| Mission to Ohringen | 5,603.13 mi (9,017.36 km) |
| Mission to Olbernhau | 5,695.72 mi (9,166.38 km) |
| Mission to Olching | 5,709.68 mi (9,188.84 km) |
| Mission to Oldenburg | 5,420.81 mi (8,723.95 km) |
| Mission to Oldenburg in Holstein | 5,476.43 mi (8,813.47 km) |
| Mission to Olfen | 5,436.99 mi (8,750.00 km) |
| Mission to Olpe | 5,477.12 mi (8,814.57 km) |
| Mission to Olsberg | 5,490.63 mi (8,836.31 km) |
| Mission to Oranienburg | 5,614.58 mi (9,035.80 km) |
| Mission to Ortenberg | 5,546.09 mi (8,925.57 km) |
