| Houston to Conyers (Georgia) | 720.60 mi (1,159.69 km) |
| Houston to Cookeville (Tennessee) | 721.17 mi (1,160.61 km) |
| Houston to Coolidge (Arizona) | 975.54 mi (1,569.99 km) |
| Houston to Coon Rapids (Minnesota) | 1,069.30 mi (1,720.88 km) |
| Houston to Cooper City (Florida) | 956.71 mi (1,539.67 km) |
| Houston to Coos Bay (Oregon) | 1,841.65 mi (2,963.85 km) |
| Houston to Copiague (New York) | 1,445.29 mi (2,325.97 km) |
| Houston to Coppell (Texas) | 239.03 mi (384.68 km) |
| Houston to Copperas Cove (Texas) | 176.38 mi (283.85 km) |
| Houston to Coral Gables (Florida) | 965.57 mi (1,553.94 km) |
| Houston to Coral Springs (Florida) | 953.34 mi (1,534.26 km) |
| Houston to Coral Terrace (Florida) | 962.60 mi (1,549.15 km) |
| Houston to Coralville (Iowa) | 849.88 mi (1,367.76 km) |
| Houston to Coram (New York) | 1,469.70 mi (2,365.26 km) |
| Houston to Corcoran (California) | 1,463.25 mi (2,354.87 km) |
