| Houston to Cavdir | 6,605.12 mi (10,629.91 km) |
| Houston to Cay | 6,586.39 mi (10,599.77 km) |
| Houston to Caybasi | 6,678.93 mi (10,748.69 km) |
| Houston to Caycuma | 6,484.38 mi (10,435.60 km) |
| Houston to Cayeli | 6,794.22 mi (10,934.25 km) |
| Houston to Cayiralan | 6,719.33 mi (10,813.71 km) |
| Houston to Cayirhan | 6,536.28 mi (10,519.12 km) |
| Houston to Cayirli | 6,842.15 mi (11,011.38 km) |
| Houston to Cayirova | 6,415.17 mi (10,324.21 km) |
| Houston to Caykara | 6,797.50 mi (10,939.53 km) |
| Houston to Cekerek | 6,674.21 mi (10,741.11 km) |
| Houston to Cekme | 6,397.69 mi (10,296.09 km) |
| Houston to Celtik | 6,593.71 mi (10,611.55 km) |
| Houston to Cerkes | 6,544.29 mi (10,532.02 km) |
| Houston to Cerkezkoy | 6,341.72 mi (10,206.02 km) |
