| Kostinbrod to Cologno al Serio | 695.32 mi (1,119.01 km) |
| Kostinbrod to Cologno Monzese | 714.67 mi (1,150.14 km) |
| Kostinbrod to Colorno | 654.94 mi (1,054.02 km) |
| Kostinbrod to Comacchio | 565.29 mi (909.74 km) |
| Kostinbrod to Comiso | 610.16 mi (981.95 km) |
| Kostinbrod to Como | 727.44 mi (1,170.71 km) |
| Kostinbrod to Concordia Sagittaria | 551.21 mi (887.09 km) |
| Kostinbrod to Concorezzo | 712.69 mi (1,146.96 km) |
| Kostinbrod to Conegliano | 579.08 mi (931.94 km) |
| Kostinbrod to Conselice | 580.43 mi (934.10 km) |
| Kostinbrod to Conselve | 587.50 mi (945.48 km) |
| Kostinbrod to Conversano | 338.68 mi (545.05 km) |
| Kostinbrod to Copertino | 319.96 mi (514.92 km) |
| Kostinbrod to Copparo | 584.55 mi (940.75 km) |
| Kostinbrod to Corato | 368.43 mi (592.93 km) |
