| Frederick to Dover (New Hampshire) | 426.57 mi (686.49 km) |
| Frederick to Dover (New Jersey) | 181.05 mi (291.38 km) |
| Frederick to Dover (Ohio) | 228.21 mi (367.27 km) |
| Frederick to Downers Grove (Illinois) | 579.12 mi (932.00 km) |
| Frederick to Downey (California) | 2,268.24 mi (3,650.38 km) |
| Frederick to Dranesville (Virginia) | 30.37 mi (48.88 km) |
| Frederick to Draper (Utah) | 1,813.99 mi (2,919.33 km) |
| Frederick to Drexel Heights (Arizona) | 1,938.86 mi (3,120.29 km) |
| Frederick to Drexel Hill (Pennsylvania) | 117.72 mi (189.45 km) |
| Frederick to Duarte (California) | 2,252.97 mi (3,625.80 km) |
| Frederick to Dublin (California) | 2,381.20 mi (3,832.17 km) |
| Frederick to Dublin (Georgia) | 567.31 mi (913.00 km) |
| Frederick to Dublin (Ohio) | 307.88 mi (495.48 km) |
| Frederick to Dubuque (Iowa) | 724.25 mi (1,165.57 km) |
| Frederick to Duluth (Georgia) | 528.66 mi (850.79 km) |
