| Difficult Run to Camardi | 5,615.81 mi (9,037.77 km) |
| Difficult Run to Camas | 5,566.23 mi (8,957.98 km) |
| Difficult Run to Camliyayla | 5,632.08 mi (9,063.96 km) |
| Difficult Run to Camoluk | 5,649.54 mi (9,092.05 km) |
| Difficult Run to Can | 5,194.58 mi (8,359.87 km) |
| Difficult Run to Canakkale | 5,162.70 mi (8,308.56 km) |
| Difficult Run to Cankaya | 5,434.89 mi (8,746.62 km) |
| Difficult Run to Cankiri | 5,432.46 mi (8,742.69 km) |
| Difficult Run to Cardak | 5,400.46 mi (8,691.20 km) |
| Difficult Run to Carsamba | 5,522.93 mi (8,888.29 km) |
| Difficult Run to Carsibasi | 5,626.98 mi (9,055.75 km) |
| Difficult Run to Cat | 5,758.49 mi (9,267.40 km) |
| Difficult Run to Catalagzi | 5,322.83 mi (8,566.26 km) |
| Difficult Run to Catalca | 5,203.82 mi (8,374.74 km) |
| Difficult Run to Catalpinar | 5,565.49 mi (8,956.79 km) |
