| Castleford to Nowy Dwor Mazowiecki | 916.76 mi (1,475.39 km) |
| Castleford to Nowy Sacz | 981.82 mi (1,580.09 km) |
| Castleford to Nowy Targ | 958.98 mi (1,543.34 km) |
| Castleford to Nowy Tomysl | 731.45 mi (1,177.16 km) |
| Castleford to Nysa | 821.71 mi (1,322.42 km) |
| Castleford to Oborniki | 753.95 mi (1,213.36 km) |
| Castleford to Oborniki Slaskie | 783.43 mi (1,260.81 km) |
| Castleford to Olawa | 808.37 mi (1,300.94 km) |
| Castleford to Olecko | 967.40 mi (1,556.87 km) |
| Castleford to Olesnica | 805.34 mi (1,296.06 km) |
| Castleford to Olesno | 855.24 mi (1,376.38 km) |
| Castleford to Olkusz | 917.32 mi (1,476.29 km) |
| Castleford to Olsztyn | 888.64 mi (1,430.13 km) |
| Castleford to Opalenica | 743.07 mi (1,195.85 km) |
| Castleford to Opoczno | 919.86 mi (1,480.37 km) |
