| Sinop to Brezovica | 1,062.99 mi (1,710.71 km) |
| Sinop to Cankova | 996.02 mi (1,602.94 km) |
| Sinop to Celje | 1,024.92 mi (1,649.45 km) |
| Sinop to Cerklje na Gorenjskem | 1,061.98 mi (1,709.09 km) |
| Sinop to Cerknica | 1,063.90 mi (1,712.19 km) |
| Sinop to Cerkno | 1,084.22 mi (1,744.88 km) |
| Sinop to Cerkvenjak | 997.35 mi (1,605.08 km) |
| Sinop to Cirkulane | 992.04 mi (1,596.53 km) |
| Sinop to Crensovci | 981.15 mi (1,579.01 km) |
| Sinop to Crna na Koroskem | 1,047.27 mi (1,685.42 km) |
| Sinop to Crnomelj | 1,022.25 mi (1,645.16 km) |
| Sinop to Destrnik | 999.29 mi (1,608.21 km) |
| Sinop to Divaca | 1,081.62 mi (1,740.71 km) |
| Sinop to Dobje | 1,017.83 mi (1,638.04 km) |
| Sinop to Dobrna | 1,027.88 mi (1,654.22 km) |
