| Humble to Camarillo (California) | 1,417.87 mi (2,281.85 km) |
| Humble to Camas (Washington) | 1,818.98 mi (2,927.36 km) |
| Humble to Cambridge (Maryland) | 1,241.35 mi (1,997.76 km) |
| Humble to Cambridge (Massachusetts) | 1,586.68 mi (2,553.51 km) |
| Humble to Camden (Arkansas) | 284.93 mi (458.55 km) |
| Humble to Camden (New Jersey) | 1,327.53 mi (2,136.46 km) |
| Humble to Cameron Park (California) | 1,578.61 mi (2,540.52 km) |
| Humble to Camp Pendleton South (California) | 1,318.53 mi (2,121.97 km) |
| Humble to Camp Springs (Maryland) | 1,206.85 mi (1,942.24 km) |
| Humble to Camp Verde (Arizona) | 1,017.95 mi (1,638.24 km) |
| Humble to Campbell (California) | 1,609.32 mi (2,589.95 km) |
| Humble to Campbellsville (Kentucky) | 762.76 mi (1,227.55 km) |
| Humble to Campton Hills (Illinois) | 909.86 mi (1,464.27 km) |
| Humble to Canby (Oregon) | 1,819.78 mi (2,928.66 km) |
| Humble to Candelaria (Puerto Rico) | 1,990.38 mi (3,203.21 km) |
