| Diessen am Ammersee to Novi di Modena | 211.40 mi (340.22 km) |
| Diessen am Ammersee to Novi Ligure | 246.52 mi (396.73 km) |
| Diessen am Ammersee to Nuoro | 534.60 mi (860.35 km) |
| Diessen am Ammersee to Occhiobello | 210.49 mi (338.75 km) |
| Diessen am Ammersee to Oderzo | 163.68 mi (263.41 km) |
| Diessen am Ammersee to Oggiono | 171.00 mi (275.20 km) |
| Diessen am Ammersee to Olbia | 492.29 mi (792.27 km) |
| Diessen am Ammersee to Oleggio | 199.95 mi (321.78 km) |
| Diessen am Ammersee to Olgiate Comasco | 180.45 mi (290.40 km) |
| Diessen am Ammersee to Olgiate Olona | 191.34 mi (307.93 km) |
| Diessen am Ammersee to Omegna | 191.42 mi (308.05 km) |
| Diessen am Ammersee to Opera | 198.54 mi (319.52 km) |
| Diessen am Ammersee to Oppeano | 183.14 mi (294.74 km) |
| Diessen am Ammersee to Orbassano | 264.67 mi (425.94 km) |
| Diessen am Ammersee to Orbetello | 380.78 mi (612.81 km) |
