| Park Forest to Cibolo (Texas) | 1,012.36 mi (1,629.23 km) |
| Park Forest to Cicero (Illinois) | 25.35 mi (40.79 km) |
| Park Forest to Cimarron Hills (Colorado) | 914.70 mi (1,472.07 km) |
| Park Forest to Cincinnati (Ohio) | 232.84 mi (374.73 km) |
| Park Forest to Cinco Ranch (Texas) | 928.42 mi (1,494.15 km) |
| Park Forest to Circleville (Ohio) | 281.14 mi (452.46 km) |
| Park Forest to Citrus (California) | 1,715.63 mi (2,761.04 km) |
| Park Forest to Citrus Heights (California) | 1,775.34 mi (2,857.13 km) |
| Park Forest to Citrus Park (Florida) | 970.52 mi (1,561.90 km) |
| Park Forest to Claiborne (Louisiana) | 665.94 mi (1,071.72 km) |
| Park Forest to Claremont (California) | 1,706.41 mi (2,746.20 km) |
| Park Forest to Claremont (New Hampshire) | 792.53 mi (1,275.45 km) |
| Park Forest to Claremore (Oklahoma) | 555.41 mi (893.85 km) |
| Park Forest to Clarksburg (Maryland) | 570.01 mi (917.35 km) |
| Park Forest to Clarksburg (West Virginia) | 416.00 mi (669.48 km) |
