| Cristuru Secuiesc to Opwijk | 1,001.48 mi (1,611.73 km) |
| Cristuru Secuiesc to Ostend | 1,058.65 mi (1,703.74 km) |
| Cristuru Secuiesc to Oud-Heverlee | 979.07 mi (1,575.66 km) |
| Cristuru Secuiesc to Oud-Turnhout | 972.51 mi (1,565.10 km) |
| Cristuru Secuiesc to Oudenaarde | 1,025.09 mi (1,649.72 km) |
| Cristuru Secuiesc to Oudenburg | 1,054.70 mi (1,697.38 km) |
| Cristuru Secuiesc to Oupeye | 935.54 mi (1,505.61 km) |
| Cristuru Secuiesc to Overijse | 984.16 mi (1,583.86 km) |
| Cristuru Secuiesc to Overpelt | 952.69 mi (1,533.21 km) |
| Cristuru Secuiesc to Paal | 960.31 mi (1,545.47 km) |
| Cristuru Secuiesc to Peer | 949.82 mi (1,528.59 km) |
| Cristuru Secuiesc to Pepinster | 926.16 mi (1,490.51 km) |
| Cristuru Secuiesc to Peruwelz | 1,022.25 mi (1,645.15 km) |
| Cristuru Secuiesc to Perwez | 970.07 mi (1,561.18 km) |
| Cristuru Secuiesc to Philippeville | 976.95 mi (1,572.24 km) |
