| Tomball to Camarillo (California) | 1,395.54 mi (2,245.91 km) |
| Tomball to Camas (Washington) | 1,798.80 mi (2,894.89 km) |
| Tomball to Cambridge (Maryland) | 1,255.15 mi (2,019.97 km) |
| Tomball to Cambridge (Massachusetts) | 1,598.65 mi (2,572.78 km) |
| Tomball to Camden (Arkansas) | 289.87 mi (466.50 km) |
| Tomball to Camden (New Jersey) | 1,340.38 mi (2,157.13 km) |
| Tomball to Cameron Park (California) | 1,556.66 mi (2,505.20 km) |
| Tomball to Camp Pendleton South (California) | 1,296.24 mi (2,086.09 km) |
| Tomball to Camp Springs (Maryland) | 1,220.15 mi (1,963.64 km) |
| Tomball to Camp Verde (Arizona) | 995.67 mi (1,602.37 km) |
| Tomball to Campbell (California) | 1,587.14 mi (2,554.26 km) |
| Tomball to Campbellsville (Kentucky) | 773.14 mi (1,244.25 km) |
| Tomball to Campton Hills (Illinois) | 911.77 mi (1,467.36 km) |
| Tomball to Canby (Oregon) | 1,799.47 mi (2,895.96 km) |
| Tomball to Candelaria (Puerto Rico) | 2,012.70 mi (3,239.13 km) |
