| Holt to Conyers (Georgia) | 620.93 mi (999.28 km) |
| Holt to Cookeville (Tennessee) | 451.68 mi (726.91 km) |
| Holt to Coolidge (Arizona) | 1,610.09 mi (2,591.20 km) |
| Holt to Coon Rapids (Minnesota) | 470.43 mi (757.09 km) |
| Holt to Cooper City (Florida) | 1,171.49 mi (1,885.33 km) |
| Holt to Coos Bay (Oregon) | 1,987.38 mi (3,198.38 km) |
| Holt to Copiague (New York) | 590.43 mi (950.20 km) |
| Holt to Coppell (Texas) | 951.84 mi (1,531.84 km) |
| Holt to Copperas Cove (Texas) | 1,083.98 mi (1,744.50 km) |
| Holt to Coral Gables (Florida) | 1,194.92 mi (1,923.04 km) |
| Holt to Coral Springs (Florida) | 1,156.61 mi (1,861.39 km) |
| Holt to Coral Terrace (Florida) | 1,191.64 mi (1,917.76 km) |
| Holt to Coralville (Iowa) | 367.53 mi (591.49 km) |
| Holt to Coram (New York) | 605.79 mi (974.92 km) |
| Holt to Corcoran (California) | 1,910.72 mi (3,075.00 km) |
