| Mondolfo to Oberkirch | 408.34 mi (657.16 km) |
| Mondolfo to Obernburg am Main | 460.40 mi (740.93 km) |
| Mondolfo to Obernkirchen | 616.30 mi (991.84 km) |
| Mondolfo to Oberschleissheim | 319.49 mi (514.17 km) |
| Mondolfo to Oberstdorf | 287.26 mi (462.30 km) |
| Mondolfo to Obertraubling | 363.11 mi (584.36 km) |
| Mondolfo to Obertshausen | 480.47 mi (773.24 km) |
| Mondolfo to Oberursel | 494.01 mi (795.04 km) |
| Mondolfo to Ochsenfurt | 432.15 mi (695.48 km) |
| Mondolfo to Ochsenhausen | 334.80 mi (538.81 km) |
| Mondolfo to Ochtrup | 644.48 mi (1,037.20 km) |
| Mondolfo to Odenthal | 575.37 mi (925.96 km) |
| Mondolfo to Oelde | 603.57 mi (971.35 km) |
| Mondolfo to Oelsnitz | 462.70 mi (744.65 km) |
| Mondolfo to Oer-Erkenschwick | 608.90 mi (979.94 km) |
