| Cardak to Opwijk | 1,539.03 mi (2,476.82 km) |
| Cardak to Ostend | 1,596.22 mi (2,568.86 km) |
| Cardak to Oud-Heverlee | 1,516.06 mi (2,439.87 km) |
| Cardak to Oud-Turnhout | 1,519.25 mi (2,445.00 km) |
| Cardak to Oudenaarde | 1,558.43 mi (2,508.05 km) |
| Cardak to Oudenburg | 1,591.81 mi (2,561.78 km) |
| Cardak to Oupeye | 1,474.18 mi (2,372.46 km) |
| Cardak to Overijse | 1,519.73 mi (2,445.77 km) |
| Cardak to Overpelt | 1,499.48 mi (2,413.18 km) |
| Cardak to Paal | 1,502.99 mi (2,418.83 km) |
| Cardak to Peer | 1,495.31 mi (2,406.46 km) |
| Cardak to Pepinster | 1,462.88 mi (2,354.28 km) |
| Cardak to Peruwelz | 1,549.44 mi (2,493.59 km) |
| Cardak to Perwez | 1,503.80 mi (2,420.13 km) |
| Cardak to Philippeville | 1,501.58 mi (2,416.57 km) |
