| Asenovgrad to Cologno al Serio | 794.03 mi (1,277.87 km) |
| Asenovgrad to Cologno Monzese | 813.17 mi (1,308.67 km) |
| Asenovgrad to Colorno | 752.46 mi (1,210.98 km) |
| Asenovgrad to Comacchio | 662.79 mi (1,066.66 km) |
| Asenovgrad to Comiso | 649.14 mi (1,044.69 km) |
| Asenovgrad to Como | 826.39 mi (1,329.95 km) |
| Asenovgrad to Concordia Sagittaria | 651.17 mi (1,047.96 km) |
| Asenovgrad to Concorezzo | 811.32 mi (1,305.69 km) |
| Asenovgrad to Conegliano | 679.03 mi (1,092.80 km) |
| Asenovgrad to Conselice | 677.27 mi (1,089.97 km) |
| Asenovgrad to Conselve | 686.19 mi (1,104.32 km) |
| Asenovgrad to Conversano | 407.45 mi (655.73 km) |
| Asenovgrad to Copertino | 374.61 mi (602.87 km) |
| Asenovgrad to Copparo | 682.47 mi (1,098.32 km) |
| Asenovgrad to Corato | 441.46 mi (710.46 km) |
