| Calvizzano to Opwijk | 843.74 mi (1,357.86 km) |
| Calvizzano to Ostend | 892.63 mi (1,436.54 km) |
| Calvizzano to Oud-Heverlee | 823.55 mi (1,325.37 km) |
| Calvizzano to Oud-Turnhout | 842.45 mi (1,355.80 km) |
| Calvizzano to Oudenaarde | 853.64 mi (1,373.80 km) |
| Calvizzano to Oudenburg | 888.12 mi (1,429.29 km) |
| Calvizzano to Oupeye | 791.57 mi (1,273.90 km) |
| Calvizzano to Overijse | 824.35 mi (1,326.67 km) |
| Calvizzano to Overpelt | 826.18 mi (1,329.61 km) |
| Calvizzano to Paal | 822.04 mi (1,322.94 km) |
| Calvizzano to Peer | 820.47 mi (1,320.43 km) |
| Calvizzano to Pepinster | 779.20 mi (1,254.00 km) |
| Calvizzano to Peruwelz | 836.73 mi (1,346.59 km) |
| Calvizzano to Perwez | 808.12 mi (1,300.54 km) |
| Calvizzano to Philippeville | 792.42 mi (1,275.27 km) |
