| Zelzate to Novi di Modena | 544.39 mi (876.12 km) |
| Zelzate to Novi Ligure | 500.57 mi (805.60 km) |
| Zelzate to Nuoro | 797.03 mi (1,282.69 km) |
| Zelzate to Occhiobello | 562.16 mi (904.70 km) |
| Zelzate to Oderzo | 545.25 mi (877.50 km) |
| Zelzate to Oggiono | 451.67 mi (726.89 km) |
| Zelzate to Olbia | 760.39 mi (1,223.73 km) |
| Zelzate to Oleggio | 445.34 mi (716.70 km) |
| Zelzate to Olgiate Comasco | 442.11 mi (711.50 km) |
| Zelzate to Olgiate Olona | 449.10 mi (722.76 km) |
| Zelzate to Omegna | 423.25 mi (681.15 km) |
| Zelzate to Opera | 472.09 mi (759.75 km) |
| Zelzate to Oppeano | 529.60 mi (852.31 km) |
| Zelzate to Orbassano | 460.87 mi (741.69 km) |
| Zelzate to Orbetello | 698.23 mi (1,123.68 km) |
