| Karlovo to Ciampino | 626.77 mi (1,008.68 km) |
| Karlovo to Cicciano | 541.30 mi (871.15 km) |
| Karlovo to Cingoli | 587.29 mi (945.15 km) |
| Karlovo to Cinisello Balsamo | 797.82 mi (1,283.96 km) |
| Karlovo to Cinisi | 688.41 mi (1,107.89 km) |
| Karlovo to Cirie | 872.82 mi (1,404.66 km) |
| Karlovo to Ciro Marina | 459.63 mi (739.70 km) |
| Karlovo to Cislago | 810.84 mi (1,304.93 km) |
| Karlovo to Cisterna di Latina | 617.70 mi (994.10 km) |
| Karlovo to Cisternino | 402.55 mi (647.84 km) |
| Karlovo to Citta di Castello | 636.20 mi (1,023.87 km) |
| Karlovo to Citta Sant'Angelo | 546.98 mi (880.28 km) |
| Karlovo to Cittadella | 677.38 mi (1,090.14 km) |
| Karlovo to Cittanova | 545.55 mi (877.97 km) |
| Karlovo to Cividale del Friuli | 609.68 mi (981.19 km) |
