| Cay to Butzbach | 1,363.59 mi (2,194.48 km) |
| Cay to Buxtehude | 1,439.72 mi (2,317.01 km) |
| Cay to Cadolzburg | 1,244.84 mi (2,003.38 km) |
| Cay to Calbe | 1,304.84 mi (2,099.94 km) |
| Cay to Calw | 1,308.36 mi (2,105.60 km) |
| Cay to Castrop-Rauxel | 1,451.73 mi (2,336.34 km) |
| Cay to Celle | 1,392.08 mi (2,240.34 km) |
| Cay to Cham | 1,167.58 mi (1,879.04 km) |
| Cay to Chemnitz | 1,221.02 mi (1,965.05 km) |
| Cay to Clausthal-Zellerfeld | 1,350.72 mi (2,173.78 km) |
| Cay to Cloppenburg | 1,471.06 mi (2,367.44 km) |
| Cay to Coburg | 1,269.72 mi (2,043.42 km) |
| Cay to Coesfeld | 1,470.78 mi (2,366.99 km) |
| Cay to Cologne | 1,445.90 mi (2,326.95 km) |
| Cay to Coswig | 1,210.86 mi (1,948.69 km) |
