| Preakness to Camarillo (California) | 2,469.43 mi (3,974.16 km) |
| Preakness to Camas (Washington) | 2,409.64 mi (3,877.94 km) |
| Preakness to Cambridge (Maryland) | 192.08 mi (309.13 km) |
| Preakness to Cambridge (Massachusetts) | 188.58 mi (303.50 km) |
| Preakness to Camden (Arkansas) | 1,140.59 mi (1,835.59 km) |
| Preakness to Camden (New Jersey) | 83.37 mi (134.17 km) |
| Preakness to Cameron Park (California) | 2,457.32 mi (3,954.68 km) |
| Preakness to Camp Pendleton South (California) | 2,412.75 mi (3,882.95 km) |
| Preakness to Camp Springs (Maryland) | 205.29 mi (330.39 km) |
| Preakness to Camp Verde (Arizona) | 2,085.54 mi (3,356.35 km) |
| Preakness to Campbell (California) | 2,539.61 mi (4,087.10 km) |
| Preakness to Campbellsville (Kentucky) | 645.29 mi (1,038.49 km) |
| Preakness to Campton Hills (Illinois) | 737.52 mi (1,186.93 km) |
| Preakness to Canby (Oregon) | 2,425.99 mi (3,904.25 km) |
| Preakness to Candelaria (Puerto Rico) | 1,627.61 mi (2,619.39 km) |
