| Sliven to Campos del Puerto | 1,231.17 mi (1,981.37 km) |
| Sliven to Canals | 1,424.45 mi (2,292.44 km) |
| Sliven to Candelaria | 2,564.76 mi (4,127.58 km) |
| Sliven to Canet de Mar | 1,215.19 mi (1,955.67 km) |
| Sliven to Cangas | 1,776.77 mi (2,859.43 km) |
| Sliven to Cangas de Narcea | 1,652.63 mi (2,659.65 km) |
| Sliven to Canovellas | 1,230.09 mi (1,979.63 km) |
| Sliven to Canteras | 1,480.67 mi (2,382.90 km) |
| Sliven to Cantillana | 1,723.12 mi (2,773.09 km) |
| Sliven to Capdepera | 1,204.51 mi (1,938.47 km) |
| Sliven to Carballo | 1,758.22 mi (2,829.59 km) |
| Sliven to Carcagente | 1,413.94 mi (2,275.52 km) |
| Sliven to Cardedeu | 1,225.82 mi (1,972.77 km) |
| Sliven to Carlet | 1,415.32 mi (2,277.74 km) |
| Sliven to Carmona | 1,717.26 mi (2,763.67 km) |
