| Trebbin to Oerlinghausen | 193.18 mi (310.90 km) |
| Trebbin to Oestrich-Winkel | 272.55 mi (438.63 km) |
| Trebbin to Offenburg | 347.77 mi (559.68 km) |
| Trebbin to Oftersheim | 281.50 mi (453.03 km) |
| Trebbin to Ohrdruf | 143.01 mi (230.15 km) |
| Trebbin to Ohringen | 263.85 mi (424.62 km) |
| Trebbin to Olbernhau | 107.25 mi (172.60 km) |
| Trebbin to Olching | 289.73 mi (466.27 km) |
| Trebbin to Oldenburg | 218.41 mi (351.50 km) |
| Trebbin to Oldenburg in Holstein | 172.86 mi (278.19 km) |
| Trebbin to Olfen | 249.94 mi (402.25 km) |
| Trebbin to Olpe | 244.64 mi (393.71 km) |
| Trebbin to Olsberg | 210.27 mi (338.40 km) |
| Trebbin to Oranienburg | 37.18 mi (59.84 km) |
| Trebbin to Ortenberg | 220.42 mi (354.73 km) |
