| Obernburg am Main to Novi di Modena | 351.53 mi (565.73 km) |
| Obernburg am Main to Novi Ligure | 351.44 mi (565.59 km) |
| Obernburg am Main to Nuoro | 658.06 mi (1,059.05 km) |
| Obernburg am Main to Occhiobello | 358.43 mi (576.84 km) |
| Obernburg am Main to Oderzo | 320.61 mi (515.98 km) |
| Obernburg am Main to Oggiono | 280.46 mi (451.35 km) |
| Obernburg am Main to Olbia | 616.78 mi (992.62 km) |
| Obernburg am Main to Oleggio | 293.90 mi (472.99 km) |
| Obernburg am Main to Olgiate Comasco | 280.41 mi (451.27 km) |
| Obernburg am Main to Olgiate Olona | 290.90 mi (468.16 km) |
| Obernburg am Main to Omegna | 275.85 mi (443.93 km) |
| Obernburg am Main to Opera | 307.95 mi (495.59 km) |
| Obernburg am Main to Oppeano | 327.77 mi (527.50 km) |
| Obernburg am Main to Orbassano | 342.21 mi (550.73 km) |
| Obernburg am Main to Orbetello | 520.80 mi (838.15 km) |
