| Sliven to Corbetta | 883.77 mi (1,422.30 km) |
| Sliven to Corciano | 710.87 mi (1,144.04 km) |
| Sliven to Cordenons | 710.23 mi (1,143.01 km) |
| Sliven to Cori | 690.32 mi (1,110.96 km) |
| Sliven to Coriano | 695.13 mi (1,118.70 km) |
| Sliven to Corigliano Calabro | 553.00 mi (889.96 km) |
| Sliven to Corleone | 764.00 mi (1,229.54 km) |
| Sliven to Cormano | 872.42 mi (1,404.02 km) |
| Sliven to Cornaredo | 878.42 mi (1,413.68 km) |
| Sliven to Cornate d'Adda | 858.93 mi (1,382.31 km) |
| Sliven to Cornedo Vicentino | 768.67 mi (1,237.05 km) |
| Sliven to Correggio | 788.46 mi (1,268.90 km) |
| Sliven to Corridonia | 648.54 mi (1,043.72 km) |
| Sliven to Corsico | 873.88 mi (1,406.38 km) |
| Sliven to Cortona | 725.39 mi (1,167.40 km) |
