| Marchtrenk to Novi di Modena | 274.17 mi (441.23 km) |
| Marchtrenk to Novi Ligure | 346.90 mi (558.28 km) |
| Marchtrenk to Nuoro | 592.95 mi (954.27 km) |
| Marchtrenk to Occhiobello | 255.88 mi (411.80 km) |
| Marchtrenk to Oderzo | 183.19 mi (294.81 km) |
| Marchtrenk to Oggiono | 279.26 mi (449.43 km) |
| Marchtrenk to Olbia | 551.28 mi (887.19 km) |
| Marchtrenk to Oleggio | 314.42 mi (506.02 km) |
| Marchtrenk to Olgiate Comasco | 293.96 mi (473.08 km) |
| Marchtrenk to Olgiate Olona | 303.40 mi (488.27 km) |
| Marchtrenk to Omegna | 312.44 mi (502.82 km) |
| Marchtrenk to Opera | 301.98 mi (485.99 km) |
| Marchtrenk to Oppeano | 243.12 mi (391.26 km) |
| Marchtrenk to Orbassano | 381.62 mi (614.16 km) |
| Marchtrenk to Orbetello | 421.57 mi (678.45 km) |
