| West Chicago to Castle Pines (Colorado) | 886.75 mi (1,427.09 km) |
| West Chicago to Castle Rock (Colorado) | 887.57 mi (1,428.40 km) |
| West Chicago to Castro Valley (California) | 1,807.30 mi (2,908.56 km) |
| West Chicago to Catalina Foothills (Arizona) | 1,407.46 mi (2,265.09 km) |
| West Chicago to Cataño (Puerto Rico) | 2,076.53 mi (3,341.86 km) |
| West Chicago to Cathedral City (California) | 1,628.90 mi (2,621.46 km) |
| West Chicago to Catonsville (Maryland) | 628.84 mi (1,012.01 km) |
| West Chicago to Cave Spring (Virginia) | 543.43 mi (874.56 km) |
| West Chicago to Cayce (South Carolina) | 673.95 mi (1,084.62 km) |
| West Chicago to Cayey (Puerto Rico) | 2,094.35 mi (3,370.54 km) |
| West Chicago to Cedar City (Utah) | 1,347.01 mi (2,167.80 km) |
| West Chicago to Cedar Falls (Iowa) | 220.62 mi (355.05 km) |
| West Chicago to Cedar Hill (Texas) | 802.17 mi (1,290.96 km) |
| West Chicago to Cedar Lake (Indiana) | 54.52 mi (87.74 km) |
| West Chicago to Cedar Mill (Oregon) | 1,731.20 mi (2,786.10 km) |
