| Isabela to Civril | 5,785.85 mi (9,311.43 km) |
| Isabela to Cizre | 6,438.93 mi (10,362.46 km) |
| Isabela to Cobanlar | 5,830.27 mi (9,382.91 km) |
| Isabela to Corlu | 5,627.29 mi (9,056.26 km) |
| Isabela to Corum | 5,993.87 mi (9,646.20 km) |
| Isabela to Cukurca | 6,511.60 mi (10,479.41 km) |
| Isabela to Cukurcayir | 6,212.11 mi (9,997.42 km) |
| Isabela to Cumayeri | 5,789.34 mi (9,317.04 km) |
| Isabela to Cumra | 5,958.53 mi (9,589.33 km) |
| Isabela to Cungus | 6,269.75 mi (10,090.18 km) |
| Isabela to Dargecit | 6,409.48 mi (10,315.06 km) |
| Isabela to Davutlar | 5,671.72 mi (9,127.75 km) |
| Isabela to Demirozu | 6,242.97 mi (10,047.09 km) |
| Isabela to Demre | 5,844.39 mi (9,405.64 km) |
| Isabela to Denizciler | 6,158.38 mi (9,910.96 km) |
