| Houston to Civril | 6,551.32 mi (10,543.33 km) |
| Houston to Cizre | 7,048.47 mi (11,343.41 km) |
| Houston to Cobanlar | 6,571.77 mi (10,576.24 km) |
| Houston to Corlu | 6,340.51 mi (10,204.07 km) |
| Houston to Corum | 6,630.99 mi (10,671.55 km) |
| Houston to Cukurca | 7,099.55 mi (11,425.62 km) |
| Houston to Cukurcayir | 6,769.20 mi (10,893.98 km) |
| Houston to Cumayeri | 6,471.13 mi (10,414.28 km) |
| Houston to Cumra | 6,702.97 mi (10,787.38 km) |
| Houston to Cungus | 6,903.34 mi (11,109.86 km) |
| Houston to Dargecit | 7,021.37 mi (11,299.80 km) |
| Houston to Davutlar | 6,482.58 mi (10,432.71 km) |
| Houston to Demirozu | 6,817.97 mi (10,972.47 km) |
| Houston to Demre | 6,660.51 mi (10,719.06 km) |
| Houston to Denizciler | 6,877.85 mi (11,068.83 km) |
