| Festus to Crawfordsville (Indiana) | 226.48 mi (364.48 km) |
| Festus to Crest Hill (Illinois) | 261.69 mi (421.16 km) |
| Festus to Crestview (Florida) | 560.31 mi (901.74 km) |
| Festus to Crestwood (Illinois) | 275.72 mi (443.74 km) |
| Festus to Crestwood (Missouri) | 23.38 mi (37.63 km) |
| Festus to Creve Coeur (Missouri) | 30.63 mi (49.30 km) |
| Festus to Crofton (Maryland) | 742.52 mi (1,194.98 km) |
| Festus to Crossville (Tennessee) | 335.28 mi (539.59 km) |
| Festus to Crowley (Louisiana) | 564.12 mi (907.87 km) |
| Festus to Crowley (Texas) | 552.01 mi (888.37 km) |
| Festus to Crown Point (Indiana) | 274.13 mi (441.17 km) |
| Festus to Crystal (Minnesota) | 495.03 mi (796.67 km) |
| Festus to Crystal Lake (Illinois) | 298.12 mi (479.78 km) |
| Festus to Cudahy (California) | 1,572.14 mi (2,530.11 km) |
| Festus to Cudahy (Wisconsin) | 352.84 mi (567.83 km) |
