| Comiso to Opwijk | 1,095.85 mi (1,763.60 km) |
| Comiso to Ostend | 1,140.93 mi (1,836.15 km) |
| Comiso to Oud-Heverlee | 1,077.01 mi (1,733.28 km) |
| Comiso to Oud-Turnhout | 1,099.06 mi (1,768.76 km) |
| Comiso to Oudenaarde | 1,102.84 mi (1,774.84 km) |
| Comiso to Oudenburg | 1,136.53 mi (1,829.07 km) |
| Comiso to Oupeye | 1,048.41 mi (1,687.25 km) |
| Comiso to Overijse | 1,077.06 mi (1,733.36 km) |
| Comiso to Overpelt | 1,084.01 mi (1,744.55 km) |
| Comiso to Paal | 1,078.31 mi (1,735.38 km) |
| Comiso to Peer | 1,078.15 mi (1,735.11 km) |
| Comiso to Pepinster | 1,036.19 mi (1,667.58 km) |
| Comiso to Peruwelz | 1,084.16 mi (1,744.79 km) |
| Comiso to Perwez | 1,061.27 mi (1,707.95 km) |
| Comiso to Philippeville | 1,042.44 mi (1,677.64 km) |
