| Niska Banja to Opwijk | 987.54 mi (1,589.29 km) |
| Niska Banja to Ostend | 1,044.83 mi (1,681.49 km) |
| Niska Banja to Oud-Heverlee | 964.56 mi (1,552.32 km) |
| Niska Banja to Oud-Turnhout | 967.56 mi (1,557.13 km) |
| Niska Banja to Oudenaarde | 1,007.23 mi (1,620.98 km) |
| Niska Banja to Oudenburg | 1,040.44 mi (1,674.43 km) |
| Niska Banja to Oupeye | 922.56 mi (1,484.72 km) |
| Niska Banja to Overijse | 968.31 mi (1,558.34 km) |
| Niska Banja to Overpelt | 947.80 mi (1,525.33 km) |
| Niska Banja to Paal | 951.31 mi (1,530.99 km) |
| Niska Banja to Peer | 943.61 mi (1,518.60 km) |
| Niska Banja to Pepinster | 911.31 mi (1,466.62 km) |
| Niska Banja to Peruwelz | 998.73 mi (1,607.30 km) |
| Niska Banja to Perwez | 952.45 mi (1,532.82 km) |
| Niska Banja to Philippeville | 950.95 mi (1,530.41 km) |
