| Liberal to Oerlinghausen | 4,972.27 mi (8,002.10 km) |
| Liberal to Oestrich-Winkel | 5,032.58 mi (8,099.16 km) |
| Liberal to Offenburg | 5,095.38 mi (8,200.22 km) |
| Liberal to Oftersheim | 5,079.97 mi (8,175.43 km) |
| Liberal to Ohrdruf | 5,090.95 mi (8,193.09 km) |
| Liberal to Ohringen | 5,119.56 mi (8,239.13 km) |
| Liberal to Olbernhau | 5,184.91 mi (8,344.31 km) |
| Liberal to Olching | 5,227.43 mi (8,412.73 km) |
| Liberal to Oldenburg | 4,907.73 mi (7,898.23 km) |
| Liberal to Oldenburg in Holstein | 4,944.82 mi (7,957.93 km) |
| Liberal to Olfen | 4,939.20 mi (7,948.88 km) |
| Liberal to Olpe | 4,983.90 mi (8,020.82 km) |
| Liberal to Olsberg | 4,992.15 mi (8,034.09 km) |
| Liberal to Oranienburg | 5,087.38 mi (8,187.34 km) |
| Liberal to Ortenberg | 5,054.16 mi (8,133.89 km) |
