| Clay to Brezovica | 5,058.98 mi (8,141.63 km) |
| Clay to Cankova | 5,098.28 mi (8,204.88 km) |
| Clay to Celje | 5,085.79 mi (8,184.78 km) |
| Clay to Cerklje na Gorenjskem | 5,053.52 mi (8,132.85 km) |
| Clay to Cerknica | 5,064.62 mi (8,150.72 km) |
| Clay to Cerkno | 5,037.66 mi (8,107.32 km) |
| Clay to Cerkvenjak | 5,100.92 mi (8,209.14 km) |
| Clay to Cirkulane | 5,111.20 mi (8,225.68 km) |
| Clay to Crensovci | 5,114.68 mi (8,231.27 km) |
| Clay to Crna na Koroskem | 5,060.31 mi (8,143.78 km) |
| Clay to Crnomelj | 5,106.91 mi (8,218.78 km) |
| Clay to Destrnik | 5,101.12 mi (8,209.46 km) |
| Clay to Divaca | 5,052.77 mi (8,131.64 km) |
| Clay to Dobje | 5,094.56 mi (8,198.90 km) |
| Clay to Dobrna | 5,080.50 mi (8,176.28 km) |
