| Lemont to Crawfordsville (Indiana) | 125.91 mi (202.64 km) |
| Lemont to Crest Hill (Illinois) | 9.45 mi (15.20 km) |
| Lemont to Crestview (Florida) | 758.65 mi (1,220.92 km) |
| Lemont to Crestwood (Illinois) | 12.71 mi (20.46 km) |
| Lemont to Crestwood (Missouri) | 249.49 mi (401.52 km) |
| Lemont to Creve Coeur (Missouri) | 245.00 mi (394.29 km) |
| Lemont to Crofton (Maryland) | 622.36 mi (1,001.60 km) |
| Lemont to Crossville (Tennessee) | 425.75 mi (685.17 km) |
| Lemont to Crowley (Louisiana) | 828.19 mi (1,332.84 km) |
| Lemont to Crowley (Texas) | 812.14 mi (1,307.01 km) |
| Lemont to Crown Point (Indiana) | 37.41 mi (60.21 km) |
| Lemont to Crystal (Minnesota) | 356.38 mi (573.54 km) |
| Lemont to Crystal Lake (Illinois) | 42.93 mi (69.10 km) |
| Lemont to Cudahy (California) | 1,721.93 mi (2,771.18 km) |
| Lemont to Cudahy (Wisconsin) | 88.46 mi (142.36 km) |
