| Crystal Lake to Cadillac (Michigan) | 202.42 mi (325.76 km) |
| Crystal Lake to Caguas (Puerto Rico) | 2,112.58 mi (3,399.87 km) |
| Crystal Lake to Cahokia (Illinois) | 271.38 mi (436.74 km) |
| Crystal Lake to Calabasas (California) | 1,728.95 mi (2,782.47 km) |
| Crystal Lake to Caldwell (Idaho) | 1,429.04 mi (2,299.82 km) |
| Crystal Lake to Caledonia (Wisconsin) | 45.52 mi (73.25 km) |
| Crystal Lake to Calera (Alabama) | 635.24 mi (1,022.32 km) |
| Crystal Lake to Calexico (California) | 1,619.96 mi (2,607.08 km) |
| Crystal Lake to Calhoun (Georgia) | 565.57 mi (910.20 km) |
| Crystal Lake to California (Maryland) | 680.14 mi (1,094.58 km) |
| Crystal Lake to California City (California) | 1,656.61 mi (2,666.05 km) |
| Crystal Lake to Callaway (Florida) | 850.02 mi (1,367.97 km) |
| Crystal Lake to Calumet City (Illinois) | 58.83 mi (94.68 km) |
| Crystal Lake to Calverton (Maryland) | 635.35 mi (1,022.49 km) |
| Crystal Lake to Camano (Washington) | 1,696.63 mi (2,730.46 km) |
