| Ascoli Piceno to Orthez | 723.78 mi (1,164.81 km) |
| Ascoli Piceno to Orvault | 800.84 mi (1,288.83 km) |
| Ascoli Piceno to Osny | 698.94 mi (1,124.84 km) |
| Ascoli Piceno to Ostwald | 484.85 mi (780.29 km) |
| Ascoli Piceno to Ouistreham | 796.61 mi (1,282.01 km) |
| Ascoli Piceno to Oullins | 476.71 mi (767.19 km) |
| Ascoli Piceno to Outreau | 783.25 mi (1,260.51 km) |
| Ascoli Piceno to Oyonnax | 455.46 mi (732.99 km) |
| Ascoli Piceno to Ozoir-la-Ferriere | 664.84 mi (1,069.95 km) |
| Ascoli Piceno to Pace | 826.94 mi (1,330.82 km) |
| Ascoli Piceno to Palaiseau | 679.00 mi (1,092.75 km) |
| Ascoli Piceno to Pamiers | 604.92 mi (973.53 km) |
| Ascoli Piceno to Panazol | 639.86 mi (1,029.75 km) |
| Ascoli Piceno to Pantin | 679.91 mi (1,094.21 km) |
| Ascoli Piceno to Paray-le-Monial | 527.05 mi (848.20 km) |
