| Bettendorf to Cloverly (Maryland) | 729.01 mi (1,173.24 km) |
| Bettendorf to Clovis (California) | 1,589.76 mi (2,558.47 km) |
| Bettendorf to Clovis (New Mexico) | 848.15 mi (1,364.96 km) |
| Bettendorf to Clute (Texas) | 909.36 mi (1,463.47 km) |
| Bettendorf to Coachella (California) | 1,499.20 mi (2,412.74 km) |
| Bettendorf to Coalinga (California) | 1,640.34 mi (2,639.87 km) |
| Bettendorf to Coamo (Puerto Rico) | 2,157.94 mi (3,472.87 km) |
| Bettendorf to Coatesville (Pennsylvania) | 773.64 mi (1,245.06 km) |
| Bettendorf to Cockeysville (Maryland) | 740.54 mi (1,191.78 km) |
| Bettendorf to Cocoa (Florida) | 1,062.24 mi (1,709.52 km) |
| Bettendorf to Cocoa Beach (Florida) | 1,069.31 mi (1,720.88 km) |
| Bettendorf to Coconut Creek (Florida) | 1,207.65 mi (1,943.52 km) |
| Bettendorf to Coeur d'Alene (Idaho) | 1,353.96 mi (2,178.99 km) |
| Bettendorf to Cohoes (New York) | 861.33 mi (1,386.17 km) |
| Bettendorf to Cold Springs (Nevada) | 1,544.82 mi (2,486.15 km) |
