| Ascoli Piceno to Novi di Modena | 194.36 mi (312.79 km) |
| Ascoli Piceno to Novi Ligure | 273.13 mi (439.56 km) |
| Ascoli Piceno to Nuoro | 280.79 mi (451.89 km) |
| Ascoli Piceno to Occhiobello | 174.42 mi (280.70 km) |
| Ascoli Piceno to Oderzo | 209.55 mi (337.23 km) |
| Ascoli Piceno to Oggiono | 291.25 mi (468.72 km) |
| Ascoli Piceno to Olbia | 248.88 mi (400.53 km) |
| Ascoli Piceno to Oleggio | 310.01 mi (498.92 km) |
| Ascoli Piceno to Olgiate Comasco | 305.13 mi (491.06 km) |
| Ascoli Piceno to Olgiate Olona | 301.74 mi (485.61 km) |
| Ascoli Piceno to Omegna | 330.26 mi (531.50 km) |
| Ascoli Piceno to Opera | 278.41 mi (448.06 km) |
| Ascoli Piceno to Oppeano | 206.97 mi (333.09 km) |
| Ascoli Piceno to Orbassano | 335.65 mi (540.18 km) |
| Ascoli Piceno to Orbetello | 123.78 mi (199.21 km) |
