| Sigmaringen to Cosenza | 700.76 mi (1,127.76 km) |
| Sigmaringen to Cossato | 181.04 mi (291.36 km) |
| Sigmaringen to Costa Volpino | 161.34 mi (259.65 km) |
| Sigmaringen to Creazzo | 206.42 mi (332.19 km) |
| Sigmaringen to Crema | 189.23 mi (304.54 km) |
| Sigmaringen to Cremona | 207.71 mi (334.27 km) |
| Sigmaringen to Crevalcore | 250.39 mi (402.96 km) |
| Sigmaringen to Crispiano | 650.78 mi (1,047.33 km) |
| Sigmaringen to Crosia | 697.93 mi (1,123.20 km) |
| Sigmaringen to Crotone | 736.20 mi (1,184.81 km) |
| Sigmaringen to Cuneo | 267.97 mi (431.26 km) |
| Sigmaringen to Cuorgne | 200.56 mi (322.76 km) |
| Sigmaringen to Cusano Milanino | 175.28 mi (282.08 km) |
| Sigmaringen to Cutro | 735.69 mi (1,183.99 km) |
| Sigmaringen to Cutrofiano | 707.46 mi (1,138.54 km) |
