| Comarnic to Opwijk | 1,060.77 mi (1,707.14 km) |
| Comarnic to Ostend | 1,118.24 mi (1,799.63 km) |
| Comarnic to Oud-Heverlee | 1,038.13 mi (1,670.71 km) |
| Comarnic to Oud-Turnhout | 1,033.33 mi (1,662.98 km) |
| Comarnic to Oudenaarde | 1,083.74 mi (1,744.11 km) |
| Comarnic to Oudenburg | 1,114.19 mi (1,793.12 km) |
| Comarnic to Oupeye | 994.64 mi (1,600.73 km) |
| Comarnic to Overijse | 1,042.99 mi (1,678.53 km) |
| Comarnic to Overpelt | 1,013.41 mi (1,630.93 km) |
| Comarnic to Paal | 1,020.31 mi (1,642.03 km) |
| Comarnic to Peer | 1,010.28 mi (1,625.90 km) |
| Comarnic to Pepinster | 984.85 mi (1,584.96 km) |
| Comarnic to Peruwelz | 1,079.77 mi (1,737.73 km) |
| Comarnic to Perwez | 1,028.48 mi (1,655.18 km) |
| Comarnic to Philippeville | 1,033.73 mi (1,663.63 km) |
