| Altamont to Dover (New Jersey) | 2,409.29 mi (3,877.38 km) |
| Altamont to Dover (Ohio) | 2,070.66 mi (3,332.40 km) |
| Altamont to Downers Grove (Illinois) | 1,719.70 mi (2,767.59 km) |
| Altamont to Downey (California) | 603.11 mi (970.61 km) |
| Altamont to Dranesville (Virginia) | 2,311.27 mi (3,719.63 km) |
| Altamont to Draper (Utah) | 524.68 mi (844.38 km) |
| Altamont to Drexel Heights (Arizona) | 908.39 mi (1,461.92 km) |
| Altamont to Drexel Hill (Pennsylvania) | 2,392.93 mi (3,851.05 km) |
| Altamont to Duarte (California) | 591.76 mi (952.35 km) |
| Altamont to Dublin (California) | 309.80 mi (498.58 km) |
| Altamont to Dublin (Georgia) | 2,211.19 mi (3,558.57 km) |
| Altamont to Dublin (Ohio) | 1,995.05 mi (3,210.73 km) |
| Altamont to Dubuque (Iowa) | 1,575.11 mi (2,534.90 km) |
| Altamont to Duluth (Georgia) | 2,101.39 mi (3,381.86 km) |
| Altamont to Duluth (Minnesota) | 1,482.88 mi (2,386.47 km) |
