| Houston to Commerce (California) | 1,363.65 mi (2,194.58 km) |
| Houston to Commerce City (Colorado) | 877.72 mi (1,412.56 km) |
| Houston to Compton (California) | 1,367.22 mi (2,200.33 km) |
| Houston to Comstock Park (Michigan) | 1,061.58 mi (1,708.45 km) |
| Houston to Concord (California) | 1,621.06 mi (2,608.85 km) |
| Houston to Concord (Missouri) | 667.71 mi (1,074.57 km) |
| Houston to Concord (New Hampshire) | 1,607.42 mi (2,586.89 km) |
| Houston to Concord (North Carolina) | 940.78 mi (1,514.04 km) |
| Houston to Conneaut (Ohio) | 1,176.66 mi (1,893.65 km) |
| Houston to Connersville (Indiana) | 895.31 mi (1,440.87 km) |
| Houston to Conroe (Texas) | 37.58 mi (60.48 km) |
| Houston to Converse (Texas) | 176.37 mi (283.84 km) |
| Houston to Conway (Arkansas) | 403.11 mi (648.74 km) |
| Houston to Conway (Florida) | 852.42 mi (1,371.84 km) |
| Houston to Conway (South Carolina) | 998.45 mi (1,606.85 km) |
