| Caykara to Opwijk | 1,850.44 mi (2,978.00 km) |
| Caykara to Ostend | 1,907.23 mi (3,069.38 km) |
| Caykara to Oud-Heverlee | 1,828.26 mi (2,942.30 km) |
| Caykara to Oud-Turnhout | 1,819.97 mi (2,928.95 km) |
| Caykara to Oudenaarde | 1,874.51 mi (3,016.74 km) |
| Caykara to Oudenburg | 1,903.38 mi (3,063.19 km) |
| Caykara to Oupeye | 1,784.78 mi (2,872.32 km) |
| Caykara to Overijse | 1,833.52 mi (2,950.77 km) |
| Caykara to Overpelt | 1,800.32 mi (2,897.34 km) |
| Caykara to Paal | 1,808.69 mi (2,910.81 km) |
| Caykara to Peer | 1,797.75 mi (2,893.21 km) |
| Caykara to Pepinster | 1,775.72 mi (2,857.75 km) |
| Caykara to Peruwelz | 1,872.38 mi (3,013.30 km) |
| Caykara to Perwez | 1,819.75 mi (2,928.61 km) |
| Caykara to Philippeville | 1,827.43 mi (2,940.96 km) |
