| Humble to Cloverleaf (Texas) | 15.15 mi (24.38 km) |
| Humble to Cloverly (Maryland) | 1,211.86 mi (1,950.29 km) |
| Humble to Clovis (California) | 1,480.45 mi (2,382.55 km) |
| Humble to Clovis (New Mexico) | 555.63 mi (894.20 km) |
| Humble to Clute (Texas) | 67.25 mi (108.23 km) |
| Humble to Coachella (California) | 1,249.46 mi (2,010.82 km) |
| Humble to Coalinga (California) | 1,507.03 mi (2,425.32 km) |
| Humble to Coamo (Puerto Rico) | 1,993.18 mi (3,207.72 km) |
| Humble to Coatesville (Pennsylvania) | 1,294.93 mi (2,083.99 km) |
| Humble to Cockeysville (Maryland) | 1,240.96 mi (1,997.13 km) |
| Humble to Cocoa (Florida) | 880.97 mi (1,417.78 km) |
| Humble to Cocoa Beach (Florida) | 889.98 mi (1,432.28 km) |
| Humble to Coconut Creek (Florida) | 953.14 mi (1,533.93 km) |
| Humble to Coeur d'Alene (Idaho) | 1,673.82 mi (2,693.75 km) |
| Humble to Cohoes (New York) | 1,481.91 mi (2,384.91 km) |
