| Domodossola to Opwijk | 384.09 mi (618.13 km) |
| Domodossola to Ostend | 429.53 mi (691.26 km) |
| Domodossola to Oud-Heverlee | 365.66 mi (588.48 km) |
| Domodossola to Oud-Turnhout | 389.58 mi (626.97 km) |
| Domodossola to Oudenaarde | 391.15 mi (629.49 km) |
| Domodossola to Oudenburg | 425.09 mi (684.12 km) |
| Domodossola to Oupeye | 339.68 mi (546.66 km) |
| Domodossola to Overijse | 365.46 mi (588.15 km) |
| Domodossola to Overpelt | 375.96 mi (605.05 km) |
| Domodossola to Paal | 368.73 mi (593.41 km) |
| Domodossola to Peer | 369.98 mi (595.42 km) |
| Domodossola to Pepinster | 327.78 mi (527.52 km) |
| Domodossola to Peruwelz | 372.98 mi (600.26 km) |
| Domodossola to Perwez | 349.86 mi (563.05 km) |
| Domodossola to Philippeville | 330.58 mi (532.03 km) |
