| Kalundborg to Opwijk | 432.30 mi (695.72 km) |
| Kalundborg to Ostend | 455.14 mi (732.47 km) |
| Kalundborg to Oud-Heverlee | 426.93 mi (687.08 km) |
| Kalundborg to Oud-Turnhout | 391.92 mi (630.73 km) |
| Kalundborg to Oudenaarde | 454.60 mi (731.61 km) |
| Kalundborg to Oudenburg | 454.83 mi (731.97 km) |
| Kalundborg to Oupeye | 410.59 mi (660.77 km) |
| Kalundborg to Overijse | 433.15 mi (697.08 km) |
| Kalundborg to Overpelt | 386.46 mi (621.95 km) |
| Kalundborg to Paal | 402.57 mi (647.88 km) |
| Kalundborg to Peer | 390.33 mi (628.18 km) |
| Kalundborg to Pepinster | 415.18 mi (668.17 km) |
| Kalundborg to Peruwelz | 472.96 mi (761.16 km) |
| Kalundborg to Perwez | 435.05 mi (700.15 km) |
| Kalundborg to Philippeville | 465.91 mi (749.81 km) |
