| Humble to Clarksdale (Mississippi) | 399.67 mi (643.21 km) |
| Humble to Clarkston (Georgia) | 697.98 mi (1,123.29 km) |
| Humble to Clarksville (Indiana) | 790.38 mi (1,272.00 km) |
| Humble to Clarksville (Tennessee) | 644.50 mi (1,037.23 km) |
| Humble to Clawson (Michigan) | 1,096.09 mi (1,763.99 km) |
| Humble to Clay (Alabama) | 568.58 mi (915.04 km) |
| Humble to Clayton (California) | 1,616.82 mi (2,602.03 km) |
| Humble to Clayton (Missouri) | 660.55 mi (1,063.05 km) |
| Humble to Clayton (North Carolina) | 1,050.13 mi (1,690.01 km) |
| Humble to Clayton (Ohio) | 920.19 mi (1,480.90 km) |
| Humble to Clearfield (Utah) | 1,211.48 mi (1,949.68 km) |
| Humble to Clearlake (California) | 1,669.34 mi (2,686.54 km) |
| Humble to Clearwater (Florida) | 767.95 mi (1,235.90 km) |
| Humble to Cleburne (Texas) | 206.97 mi (333.09 km) |
| Humble to Clemmons (North Carolina) | 956.32 mi (1,539.04 km) |
