| Kyustendil to Cologno al Serio | 684.12 mi (1,100.99 km) |
| Kyustendil to Cologno Monzese | 702.95 mi (1,131.30 km) |
| Kyustendil to Colorno | 641.28 mi (1,032.04 km) |
| Kyustendil to Comacchio | 551.70 mi (887.87 km) |
| Kyustendil to Comiso | 566.00 mi (910.88 km) |
| Kyustendil to Como | 716.79 mi (1,153.56 km) |
| Kyustendil to Concordia Sagittaria | 544.08 mi (875.61 km) |
| Kyustendil to Concorezzo | 701.28 mi (1,128.59 km) |
| Kyustendil to Conegliano | 571.84 mi (920.28 km) |
| Kyustendil to Conselice | 565.63 mi (910.29 km) |
| Kyustendil to Conselve | 576.42 mi (927.66 km) |
| Kyustendil to Conversano | 301.48 mi (485.19 km) |
| Kyustendil to Copertino | 277.97 mi (447.35 km) |
| Kyustendil to Copparo | 571.74 mi (920.12 km) |
| Kyustendil to Corato | 333.30 mi (536.39 km) |
