| Karlovo to Chitila | 141.62 mi (227.91 km) |
| Karlovo to Cisnadie | 214.54 mi (345.27 km) |
| Karlovo to Cluj-Napoca | 291.14 mi (468.54 km) |
| Karlovo to Codlea | 213.31 mi (343.28 km) |
| Karlovo to Comanesti | 273.80 mi (440.64 km) |
| Karlovo to Comarnic | 184.81 mi (297.42 km) |
| Karlovo to Constanta | 218.97 mi (352.39 km) |
| Karlovo to Corabia | 79.56 mi (128.04 km) |
| Karlovo to Costesti | 140.04 mi (225.37 km) |
| Karlovo to Covasna | 231.74 mi (372.95 km) |
| Karlovo to Craiova | 126.86 mi (204.17 km) |
| Karlovo to Cristuru Secuiesc | 252.31 mi (406.05 km) |
| Karlovo to Cugir | 232.35 mi (373.93 km) |
| Karlovo to Cumpana | 213.85 mi (344.15 km) |
| Karlovo to Curtea de Arges | 172.55 mi (277.69 km) |
