| Castrop-Rauxel to Montana | 928.43 mi (1,494.16 km) |
| Castrop-Rauxel to Nova Zagora | 1,075.43 mi (1,730.73 km) |
| Castrop-Rauxel to Novi Iskar | 962.09 mi (1,548.33 km) |
| Castrop-Rauxel to Novi Pazar | 1,082.88 mi (1,742.72 km) |
| Castrop-Rauxel to Omurtag | 1,063.25 mi (1,711.13 km) |
| Castrop-Rauxel to Panagyurishte | 1,006.87 mi (1,620.40 km) |
| Castrop-Rauxel to Parvomay | 1,064.03 mi (1,712.39 km) |
| Castrop-Rauxel to Pavlikeni | 1,014.78 mi (1,633.12 km) |
| Castrop-Rauxel to Pazardzhik | 1,026.86 mi (1,652.57 km) |
| Castrop-Rauxel to Pernik | 960.48 mi (1,545.74 km) |
| Castrop-Rauxel to Peshtera | 1,033.80 mi (1,663.75 km) |
| Castrop-Rauxel to Petrich | 1,027.42 mi (1,653.47 km) |
| Castrop-Rauxel to Pleven | 980.66 mi (1,578.21 km) |
| Castrop-Rauxel to Plovdiv | 1,044.48 mi (1,680.92 km) |
| Castrop-Rauxel to Pomorie | 1,133.41 mi (1,824.05 km) |
