| Campogalliano to Opwijk | 532.56 mi (857.07 km) |
| Campogalliano to Ostend | 581.56 mi (935.92 km) |
| Campogalliano to Oud-Heverlee | 512.48 mi (824.76 km) |
| Campogalliano to Oud-Turnhout | 532.17 mi (856.45 km) |
| Campogalliano to Oudenaarde | 542.51 mi (873.09 km) |
| Campogalliano to Oudenburg | 577.04 mi (928.65 km) |
| Campogalliano to Oupeye | 481.31 mi (774.59 km) |
| Campogalliano to Overijse | 513.20 mi (825.92 km) |
| Campogalliano to Overpelt | 516.38 mi (831.03 km) |
| Campogalliano to Paal | 511.62 mi (823.37 km) |
| Campogalliano to Peer | 510.59 mi (821.72 km) |
| Campogalliano to Pepinster | 468.98 mi (754.75 km) |
| Campogalliano to Peruwelz | 525.86 mi (846.29 km) |
| Campogalliano to Perwez | 497.00 mi (799.85 km) |
| Campogalliano to Philippeville | 481.26 mi (774.51 km) |
