| Frodsham to Oberkirch | 573.43 mi (922.85 km) |
| Frodsham to Obernburg am Main | 561.86 mi (904.23 km) |
| Frodsham to Obernkirchen | 499.42 mi (803.74 km) |
| Frodsham to Oberschleissheim | 713.35 mi (1,148.03 km) |
| Frodsham to Oberstdorf | 701.17 mi (1,128.42 km) |
| Frodsham to Obertraubling | 709.84 mi (1,142.37 km) |
| Frodsham to Obertshausen | 542.27 mi (872.69 km) |
| Frodsham to Oberursel | 527.79 mi (849.39 km) |
| Frodsham to Ochsenfurt | 604.27 mi (972.48 km) |
| Frodsham to Ochsenhausen | 660.38 mi (1,062.78 km) |
| Frodsham to Ochtrup | 421.09 mi (677.68 km) |
| Frodsham to Odenthal | 444.97 mi (716.11 km) |
| Frodsham to Oelde | 467.29 mi (752.02 km) |
| Frodsham to Oelsnitz | 664.46 mi (1,069.35 km) |
| Frodsham to Oer-Erkenschwick | 434.74 mi (699.65 km) |
