| Alton to Dallas (Texas) | 4,723.93 mi (7,602.43 km) |
| Alton to Dalton (Georgia) | 4,154.62 mi (6,686.21 km) |
| Alton to Daly City (California) | 5,353.32 mi (8,615.34 km) |
| Alton to Damascus (Maryland) | 3,628.01 mi (5,838.72 km) |
| Alton to Damascus (Oregon) | 4,908.35 mi (7,899.22 km) |
| Alton to Dana Point (California) | 5,444.39 mi (8,761.91 km) |
| Alton to Danbury (Connecticut) | 3,382.87 mi (5,444.21 km) |
| Alton to Dania Beach (Florida) | 4,380.15 mi (7,049.16 km) |
| Alton to Danville (California) | 5,331.08 mi (8,579.54 km) |
| Alton to Danville (Illinois) | 4,005.95 mi (6,446.96 km) |
| Alton to Danville (Indiana) | 3,980.36 mi (6,405.78 km) |
| Alton to Danville (Kentucky) | 4,010.48 mi (6,454.24 km) |
| Alton to Danville (Virginia) | 3,840.67 mi (6,180.96 km) |
| Alton to Daphne (Alabama) | 4,476.76 mi (7,204.65 km) |
| Alton to Darby (Pennsylvania) | 3,519.87 mi (5,664.69 km) |
