| Monteprandone to Oberkirch | 476.69 mi (767.15 km) |
| Monteprandone to Obernburg am Main | 527.79 mi (849.40 km) |
| Monteprandone to Obernkirchen | 681.98 mi (1,097.53 km) |
| Monteprandone to Oberschleissheim | 384.40 mi (618.64 km) |
| Monteprandone to Oberstdorf | 355.36 mi (571.90 km) |
| Monteprandone to Obertraubling | 425.52 mi (684.81 km) |
| Monteprandone to Obertshausen | 547.98 mi (881.89 km) |
| Monteprandone to Oberursel | 561.64 mi (903.87 km) |
| Monteprandone to Ochsenfurt | 498.62 mi (802.44 km) |
| Monteprandone to Ochsenhausen | 402.73 mi (648.13 km) |
| Monteprandone to Ochtrup | 711.91 mi (1,145.71 km) |
| Monteprandone to Odenthal | 643.39 mi (1,035.44 km) |
| Monteprandone to Oelde | 670.51 mi (1,079.08 km) |
| Monteprandone to Oelsnitz | 524.15 mi (843.54 km) |
| Monteprandone to Oer-Erkenschwick | 676.59 mi (1,088.86 km) |
