| Houston to Cordele (Georgia) | 704.80 mi (1,134.27 km) |
| Houston to Corinth (Mississippi) | 536.49 mi (863.39 km) |
| Houston to Corinth (Texas) | 252.20 mi (405.88 km) |
| Houston to Cornelius (North Carolina) | 929.81 mi (1,496.39 km) |
| Houston to Cornelius (Oregon) | 1,847.81 mi (2,973.76 km) |
| Houston to Corning (New York) | 1,329.19 mi (2,139.12 km) |
| Houston to Corona (California) | 1,329.20 mi (2,139.14 km) |
| Houston to Coronado (California) | 1,299.30 mi (2,091.02 km) |
| Houston to Corpus Christi (Texas) | 186.47 mi (300.09 km) |
| Houston to Corsicana (Texas) | 171.04 mi (275.27 km) |
| Houston to Cortland (New York) | 1,383.84 mi (2,227.08 km) |
| Houston to Corvallis (Oregon) | 1,829.65 mi (2,944.53 km) |
| Houston to Coshocton (Ohio) | 1,051.62 mi (1,692.42 km) |
| Houston to Costa Mesa (California) | 1,347.78 mi (2,169.04 km) |
| Houston to Coto de Caza (California) | 1,328.56 mi (2,138.11 km) |
