| Humble to Clemson (South Carolina) | 795.19 mi (1,279.74 km) |
| Humble to Clermont (Florida) | 822.14 mi (1,323.10 km) |
| Humble to Cleveland (Mississippi) | 371.50 mi (597.87 km) |
| Humble to Cleveland (Ohio) | 1,097.38 mi (1,766.06 km) |
| Humble to Cleveland (Tennessee) | 702.80 mi (1,131.04 km) |
| Humble to Cleveland Heights (Ohio) | 1,103.49 mi (1,775.90 km) |
| Humble to Cliffside Park (New Jersey) | 1,406.89 mi (2,264.18 km) |
| Humble to Clifton (Colorado) | 976.91 mi (1,572.18 km) |
| Humble to Clifton (New Jersey) | 1,400.12 mi (2,253.27 km) |
| Humble to Clinton (Iowa) | 865.34 mi (1,392.63 km) |
| Humble to Clinton (Maryland) | 1,205.92 mi (1,940.74 km) |
| Humble to Clinton (Mississippi) | 333.72 mi (537.07 km) |
| Humble to Clinton (Utah) | 1,214.69 mi (1,954.86 km) |
| Humble to Clive (Iowa) | 807.21 mi (1,299.07 km) |
| Humble to Cloquet (Minnesota) | 1,165.46 mi (1,875.62 km) |
