| Kastamonu to Butzbach | 1,350.89 mi (2,174.04 km) |
| Kastamonu to Buxtehude | 1,390.63 mi (2,238.01 km) |
| Kastamonu to Cadolzburg | 1,236.60 mi (1,990.11 km) |
| Kastamonu to Calbe | 1,264.03 mi (2,034.27 km) |
| Kastamonu to Calw | 1,315.90 mi (2,117.73 km) |
| Kastamonu to Castrop-Rauxel | 1,430.74 mi (2,302.55 km) |
| Kastamonu to Celle | 1,350.28 mi (2,173.06 km) |
| Kastamonu to Cham | 1,155.44 mi (1,859.49 km) |
| Kastamonu to Chemnitz | 1,187.50 mi (1,911.09 km) |
| Kastamonu to Clausthal-Zellerfeld | 1,316.78 mi (2,119.15 km) |
| Kastamonu to Cloppenburg | 1,434.10 mi (2,307.96 km) |
| Kastamonu to Coburg | 1,251.10 mi (2,013.45 km) |
| Kastamonu to Coesfeld | 1,445.97 mi (2,327.06 km) |
| Kastamonu to Cologne | 1,432.62 mi (2,305.58 km) |
| Kastamonu to Coswig | 1,170.67 mi (1,884.02 km) |
