| Festus to Candler-McAfee (Georgia) | 462.53 mi (744.38 km) |
| Festus to Caño Martin Peña (Puerto Rico) | 2,003.89 mi (3,224.95 km) |
| Festus to Cañon City (Colorado) | 802.01 mi (1,290.71 km) |
| Festus to Canóvanas (Puerto Rico) | 2,013.62 mi (3,240.61 km) |
| Festus to Canton (Georgia) | 429.01 mi (690.43 km) |
| Festus to Canton (Illinois) | 163.13 mi (262.54 km) |
| Festus to Canton (Mississippi) | 389.02 mi (626.06 km) |
| Festus to Canton (Ohio) | 513.78 mi (826.85 km) |
| Festus to Canyon (Texas) | 675.64 mi (1,087.34 km) |
| Festus to Canyon Lake (California) | 1,528.45 mi (2,459.80 km) |
| Festus to Canyon Lake (Texas) | 730.34 mi (1,175.37 km) |
| Festus to Cape Coral (Florida) | 937.25 mi (1,508.36 km) |
| Festus to Cape Girardeau (Missouri) | 78.07 mi (125.65 km) |
| Festus to Carbondale (Illinois) | 73.17 mi (117.75 km) |
| Festus to Carlisle (Pennsylvania) | 719.42 mi (1,157.79 km) |
