| Monchengladbach to Novi di Modena | 481.92 mi (775.57 km) |
| Monchengladbach to Novi Ligure | 458.06 mi (737.17 km) |
| Monchengladbach to Nuoro | 764.69 mi (1,230.64 km) |
| Monchengladbach to Occhiobello | 494.37 mi (795.61 km) |
| Monchengladbach to Oderzo | 465.69 mi (749.46 km) |
| Monchengladbach to Oggiono | 397.29 mi (639.38 km) |
| Monchengladbach to Olbia | 725.39 mi (1,167.40 km) |
| Monchengladbach to Oleggio | 399.82 mi (643.44 km) |
| Monchengladbach to Olgiate Comasco | 391.76 mi (630.48 km) |
| Monchengladbach to Olgiate Olona | 400.63 mi (644.76 km) |
| Monchengladbach to Omegna | 378.59 mi (609.28 km) |
| Monchengladbach to Opera | 421.69 mi (678.65 km) |
| Monchengladbach to Oppeano | 462.30 mi (744.00 km) |
| Monchengladbach to Orbassano | 430.88 mi (693.43 km) |
| Monchengladbach to Orbetello | 645.75 mi (1,039.23 km) |
