| Cities | Distance |
|---|---|
| Tortona to Opwijk | 472.02 mi (759.65 km) |
| Tortona to Ostend | 516.12 mi (830.61 km) |
| Tortona to Oud-Heverlee | 453.99 mi (730.62 km) |
| Tortona to Oud-Turnhout | 478.37 mi (769.86 km) |
| Tortona to Oudenaarde | 478.14 mi (769.50 km) |
| Tortona to Oudenburg | 511.73 mi (823.55 km) |
| Tortona to Oupeye | 428.54 mi (689.68 km) |
| Tortona to Overijse | 453.60 mi (730.01 km) |
| Tortona to Overpelt | 464.84 mi (748.09 km) |
| Tortona to Paal | 457.51 mi (736.29 km) |
| Tortona to Peer | 458.86 mi (738.46 km) |
| Tortona to Pepinster | 416.66 mi (670.56 km) |
| Tortona to Peruwelz | 459.34 mi (739.23 km) |
| Tortona to Perwez | 438.16 mi (705.16 km) |
| Tortona to Philippeville | 418.04 mi (672.77 km) |