| Bettendorf to Castle Rock (Colorado) | 769.71 mi (1,238.72 km) |
| Bettendorf to Castro Valley (California) | 1,691.99 mi (2,722.99 km) |
| Bettendorf to Catalina Foothills (Arizona) | 1,291.25 mi (2,078.06 km) |
| Bettendorf to Cataño (Puerto Rico) | 2,146.42 mi (3,454.33 km) |
| Bettendorf to Cathedral City (California) | 1,510.60 mi (2,431.08 km) |
| Bettendorf to Catonsville (Maryland) | 738.91 mi (1,189.16 km) |
| Bettendorf to Cave Spring (Virginia) | 633.73 mi (1,019.88 km) |
| Bettendorf to Cayce (South Carolina) | 735.81 mi (1,184.18 km) |
| Bettendorf to Cayey (Puerto Rico) | 2,163.59 mi (3,481.96 km) |
| Bettendorf to Cedar City (Utah) | 1,229.46 mi (1,978.62 km) |
| Bettendorf to Cedar Falls (Iowa) | 120.97 mi (194.68 km) |
| Bettendorf to Cedar Hill (Texas) | 715.77 mi (1,151.91 km) |
| Bettendorf to Cedar Lake (Indiana) | 157.84 mi (254.02 km) |
| Bettendorf to Cedar Mill (Oregon) | 1,630.37 mi (2,623.82 km) |
| Bettendorf to Cedar Park (Texas) | 866.22 mi (1,394.05 km) |
