| Castrop-Rauxel to Konigs Wusterhausen | 273.56 mi (440.26 km) |
| Castrop-Rauxel to Konigsbach-Stein | 187.41 mi (301.60 km) |
| Castrop-Rauxel to Konigsbrunn | 276.85 mi (445.54 km) |
| Castrop-Rauxel to Konigslutter am Elm | 156.84 mi (252.41 km) |
| Castrop-Rauxel to Konigstein im Taunus | 106.92 mi (172.06 km) |
| Castrop-Rauxel to Konigswinter | 60.78 mi (97.82 km) |
| Castrop-Rauxel to Konstanz | 281.00 mi (452.22 km) |
| Castrop-Rauxel to Konz | 131.80 mi (212.11 km) |
| Castrop-Rauxel to Korb | 207.81 mi (334.43 km) |
| Castrop-Rauxel to Korbach | 69.28 mi (111.50 km) |
| Castrop-Rauxel to Korntal-Munchingen | 204.13 mi (328.52 km) |
| Castrop-Rauxel to Kornwestheim | 203.40 mi (327.34 km) |
| Castrop-Rauxel to Korschenbroich | 42.81 mi (68.90 km) |
| Castrop-Rauxel to Kosching | 264.34 mi (425.42 km) |
| Castrop-Rauxel to Kothen | 197.65 mi (318.09 km) |
