| Bettendorf to Dumas (Texas) | 733.13 mi (1,179.86 km) |
| Bettendorf to Dumont (New Jersey) | 856.01 mi (1,377.61 km) |
| Bettendorf to Duncan (Oklahoma) | 631.65 mi (1,016.55 km) |
| Bettendorf to Duncanville (Texas) | 710.53 mi (1,143.49 km) |
| Bettendorf to Dundalk (Maryland) | 751.51 mi (1,209.44 km) |
| Bettendorf to Dunedin (Florida) | 1,030.72 mi (1,658.78 km) |
| Bettendorf to Dunkirk (New York) | 575.06 mi (925.47 km) |
| Bettendorf to Dunmore (Pennsylvania) | 768.69 mi (1,237.08 km) |
| Bettendorf to Dunwoody (Georgia) | 624.79 mi (1,005.51 km) |
| Bettendorf to Durango (Colorado) | 973.22 mi (1,566.24 km) |
| Bettendorf to Durant (Oklahoma) | 614.43 mi (988.84 km) |
| Bettendorf to Durham (North Carolina) | 732.32 mi (1,178.56 km) |
| Bettendorf to Dyer (Indiana) | 153.55 mi (247.12 km) |
| Bettendorf to Dyersburg (Tennessee) | 385.89 mi (621.03 km) |
| Bettendorf to Eagan (Minnesota) | 262.24 mi (422.04 km) |
