| Castelfranco Emilia to Opwijk | 543.02 mi (873.91 km) |
| Castelfranco Emilia to Ostend | 592.28 mi (953.19 km) |
| Castelfranco Emilia to Oud-Heverlee | 522.84 mi (841.43 km) |
| Castelfranco Emilia to Oud-Turnhout | 542.21 mi (872.60 km) |
| Castelfranco Emilia to Oudenaarde | 553.20 mi (890.29 km) |
| Castelfranco Emilia to Oudenburg | 587.76 mi (945.91 km) |
| Castelfranco Emilia to Oupeye | 491.33 mi (790.72 km) |
| Castelfranco Emilia to Overijse | 523.63 mi (842.70 km) |
| Castelfranco Emilia to Overpelt | 526.28 mi (846.97 km) |
| Castelfranco Emilia to Paal | 521.69 mi (839.59 km) |
| Castelfranco Emilia to Peer | 520.51 mi (837.69 km) |
| Castelfranco Emilia to Pepinster | 478.99 mi (770.85 km) |
| Castelfranco Emilia to Peruwelz | 536.68 mi (863.70 km) |
| Castelfranco Emilia to Perwez | 507.40 mi (816.58 km) |
| Castelfranco Emilia to Philippeville | 491.93 mi (791.68 km) |
