| San Sebastiano al Vesuvio to Noventa Vicentina | 339.05 mi (545.65 km) |
| San Sebastiano al Vesuvio to Novi di Modena | 330.83 mi (532.42 km) |
| San Sebastiano al Vesuvio to Novi Ligure | 391.79 mi (630.53 km) |
| San Sebastiano al Vesuvio to Nuoro | 266.52 mi (428.92 km) |
| San Sebastiano al Vesuvio to Occhiobello | 315.68 mi (508.03 km) |
| San Sebastiano al Vesuvio to Oderzo | 354.56 mi (570.60 km) |
| San Sebastiano al Vesuvio to Oggiono | 424.77 mi (683.59 km) |
| San Sebastiano al Vesuvio to Olbia | 254.29 mi (409.24 km) |
| San Sebastiano al Vesuvio to Oleggio | 437.73 mi (704.46 km) |
| San Sebastiano al Vesuvio to Olgiate Comasco | 436.45 mi (702.40 km) |
| San Sebastiano al Vesuvio to Olgiate Olona | 431.27 mi (694.06 km) |
| San Sebastiano al Vesuvio to Omegna | 459.23 mi (739.06 km) |
| San Sebastiano al Vesuvio to Opera | 407.64 mi (656.03 km) |
| San Sebastiano al Vesuvio to Oppeano | 347.87 mi (559.85 km) |
| San Sebastiano al Vesuvio to Orbassano | 449.82 mi (723.91 km) |
