| Altenholz to Cosenza | 1,081.60 mi (1,740.66 km) |
| Altenholz to Cossato | 616.48 mi (992.13 km) |
| Altenholz to Costa Volpino | 592.09 mi (952.88 km) |
| Altenholz to Creazzo | 615.53 mi (990.60 km) |
| Altenholz to Crema | 624.46 mi (1,004.97 km) |
| Altenholz to Cremona | 640.28 mi (1,030.43 km) |
| Altenholz to Crevalcore | 670.58 mi (1,079.20 km) |
| Altenholz to Crispiano | 1,008.20 mi (1,622.54 km) |
| Altenholz to Crosia | 1,070.35 mi (1,722.56 km) |
| Altenholz to Crotone | 1,107.41 mi (1,782.20 km) |
| Altenholz to Cuneo | 701.64 mi (1,129.19 km) |
| Altenholz to Cuorgne | 632.18 mi (1,017.40 km) |
| Altenholz to Cusano Milanino | 612.92 mi (986.39 km) |
| Altenholz to Cutro | 1,108.96 mi (1,784.69 km) |
| Altenholz to Cutrofiano | 1,055.24 mi (1,698.25 km) |
