| Calenzano to Opwijk | 588.69 mi (947.41 km) |
| Calenzano to Ostend | 636.72 mi (1,024.70 km) |
| Calenzano to Oud-Heverlee | 568.95 mi (915.64 km) |
| Calenzano to Oud-Turnhout | 589.41 mi (948.56 km) |
| Calenzano to Oudenaarde | 597.85 mi (962.15 km) |
| Calenzano to Oudenburg | 632.22 mi (1,017.46 km) |
| Calenzano to Oupeye | 538.59 mi (866.78 km) |
| Calenzano to Overijse | 569.48 mi (916.49 km) |
| Calenzano to Overpelt | 573.88 mi (923.57 km) |
| Calenzano to Paal | 568.78 mi (915.36 km) |
| Calenzano to Peer | 568.06 mi (914.21 km) |
| Calenzano to Pepinster | 526.30 mi (847.00 km) |
| Calenzano to Peruwelz | 580.65 mi (934.46 km) |
| Calenzano to Perwez | 553.38 mi (890.58 km) |
| Calenzano to Philippeville | 536.73 mi (863.78 km) |
