| Horndean to Butzbach | 423.87 mi (682.15 km) |
| Horndean to Buxtehude | 485.84 mi (781.89 km) |
| Horndean to Cadolzburg | 533.89 mi (859.22 km) |
| Horndean to Calbe | 553.94 mi (891.49 km) |
| Horndean to Calw | 459.14 mi (738.91 km) |
| Horndean to Castrop-Rauxel | 362.12 mi (582.78 km) |
| Horndean to Celle | 487.69 mi (784.86 km) |
| Horndean to Cham | 615.54 mi (990.62 km) |
| Horndean to Chemnitz | 605.73 mi (974.83 km) |
| Horndean to Clausthal-Zellerfeld | 492.25 mi (792.20 km) |
| Horndean to Cloppenburg | 408.02 mi (656.65 km) |
| Horndean to Coburg | 526.06 mi (846.62 km) |
| Horndean to Coesfeld | 358.63 mi (577.16 km) |
| Horndean to Cologne | 346.03 mi (556.88 km) |
| Horndean to Coswig | 632.76 mi (1,018.33 km) |
