| Festus to Cloverleaf (Texas) | 642.99 mi (1,034.80 km) |
| Festus to Cloverly (Maryland) | 725.41 mi (1,167.44 km) |
| Festus to Clovis (California) | 1,600.33 mi (2,575.48 km) |
| Festus to Clovis (New Mexico) | 757.18 mi (1,218.57 km) |
| Festus to Clute (Texas) | 696.74 mi (1,121.29 km) |
| Festus to Coachella (California) | 1,467.80 mi (2,362.20 km) |
| Festus to Coalinga (California) | 1,645.84 mi (2,648.73 km) |
| Festus to Coamo (Puerto Rico) | 2,008.57 mi (3,232.49 km) |
| Festus to Coatesville (Pennsylvania) | 790.80 mi (1,272.67 km) |
| Festus to Cockeysville (Maryland) | 745.86 mi (1,200.35 km) |
| Festus to Cocoa (Florida) | 877.53 mi (1,412.25 km) |
| Festus to Cocoa Beach (Florida) | 885.37 mi (1,424.87 km) |
| Festus to Coconut Creek (Florida) | 1,017.05 mi (1,636.79 km) |
| Festus to Coeur d'Alene (Idaho) | 1,476.40 mi (2,376.04 km) |
| Festus to Cohoes (New York) | 930.32 mi (1,497.21 km) |
