| Kajaani to Opwijk | 1,250.22 mi (2,012.03 km) |
| Kajaani to Ostend | 1,266.73 mi (2,038.61 km) |
| Kajaani to Oud-Heverlee | 1,246.21 mi (2,005.58 km) |
| Kajaani to Oud-Turnhout | 1,210.79 mi (1,948.58 km) |
| Kajaani to Oudenaarde | 1,271.15 mi (2,045.72 km) |
| Kajaani to Oudenburg | 1,267.11 mi (2,039.21 km) |
| Kajaani to Oupeye | 1,230.34 mi (1,980.04 km) |
| Kajaani to Overijse | 1,252.30 mi (2,015.38 km) |
| Kajaani to Overpelt | 1,206.16 mi (1,941.13 km) |
| Kajaani to Paal | 1,222.22 mi (1,966.97 km) |
| Kajaani to Peer | 1,210.13 mi (1,947.52 km) |
| Kajaani to Pepinster | 1,234.58 mi (1,986.87 km) |
| Kajaani to Peruwelz | 1,290.65 mi (2,077.11 km) |
| Kajaani to Perwez | 1,254.77 mi (2,019.36 km) |
| Kajaani to Philippeville | 1,285.74 mi (2,069.20 km) |
