| Alton to Dumas (Texas) | 4,763.31 mi (7,665.80 km) |
| Alton to Dumont (New Jersey) | 3,423.61 mi (5,509.77 km) |
| Alton to Duncan (Oklahoma) | 4,679.17 mi (7,530.40 km) |
| Alton to Duncanville (Texas) | 4,737.18 mi (7,623.75 km) |
| Alton to Dundalk (Maryland) | 3,599.15 mi (5,792.27 km) |
| Alton to Dunedin (Florida) | 4,393.17 mi (7,070.13 km) |
| Alton to Dunkirk (New York) | 3,574.44 mi (5,752.51 km) |
| Alton to Dunmore (Pennsylvania) | 3,469.76 mi (5,584.04 km) |
| Alton to Dunwoody (Georgia) | 4,167.35 mi (6,706.70 km) |
| Alton to Durango (Colorado) | 4,901.99 mi (7,889.00 km) |
| Alton to Durant (Oklahoma) | 4,648.06 mi (7,480.33 km) |
| Alton to Durham (North Carolina) | 3,847.57 mi (6,192.07 km) |
| Alton to Dyer (Indiana) | 3,939.27 mi (6,339.65 km) |
| Alton to Dyersburg (Tennessee) | 4,270.53 mi (6,872.75 km) |
| Alton to Eagan (Minnesota) | 3,997.95 mi (6,434.07 km) |
