| Madeley to Oberkirch | 541.28 mi (871.11 km) |
| Madeley to Obernburg am Main | 536.54 mi (863.48 km) |
| Madeley to Obernkirchen | 487.16 mi (784.00 km) |
| Madeley to Oberschleissheim | 685.58 mi (1,103.34 km) |
| Madeley to Oberstdorf | 669.10 mi (1,076.82 km) |
| Madeley to Obertraubling | 685.23 mi (1,102.78 km) |
| Madeley to Obertshausen | 517.51 mi (832.86 km) |
| Madeley to Oberursel | 503.30 mi (809.98 km) |
| Madeley to Ochsenfurt | 579.47 mi (932.57 km) |
| Madeley to Ochsenhausen | 629.73 mi (1,013.46 km) |
| Madeley to Ochtrup | 406.91 mi (654.86 km) |
| Madeley to Odenthal | 422.77 mi (680.38 km) |
| Madeley to Oelde | 451.45 mi (726.54 km) |
| Madeley to Oelsnitz | 645.45 mi (1,038.76 km) |
| Madeley to Oer-Erkenschwick | 416.65 mi (670.54 km) |
