| Marsciano to Opwijk | 675.24 mi (1,086.70 km) |
| Marsciano to Ostend | 723.93 mi (1,165.05 km) |
| Marsciano to Oud-Heverlee | 655.20 mi (1,054.44 km) |
| Marsciano to Oud-Turnhout | 674.71 mi (1,085.83 km) |
| Marsciano to Oudenaarde | 684.96 mi (1,102.34 km) |
| Marsciano to Oudenburg | 719.42 mi (1,157.80 km) |
| Marsciano to Oupeye | 623.83 mi (1,003.95 km) |
| Marsciano to Overijse | 655.91 mi (1,055.59 km) |
| Marsciano to Overpelt | 658.74 mi (1,060.13 km) |
| Marsciano to Paal | 654.19 mi (1,052.82 km) |
| Marsciano to Peer | 652.98 mi (1,050.87 km) |
| Marsciano to Pepinster | 611.48 mi (984.08 km) |
| Marsciano to Peruwelz | 668.03 mi (1,075.09 km) |
| Marsciano to Perwez | 639.72 mi (1,029.53 km) |
| Marsciano to Philippeville | 623.75 mi (1,003.83 km) |
