| Gateway to Darby (Pennsylvania) | 994.29 mi (1,600.15 km) |
| Gateway to Dardenne Prairie (Missouri) | 989.28 mi (1,592.09 km) |
| Gateway to Darien (Illinois) | 1,106.04 mi (1,779.99 km) |
| Gateway to Davenport (Iowa) | 1,150.83 mi (1,852.08 km) |
| Gateway to Davidson (North Carolina) | 617.65 mi (994.01 km) |
| Gateway to Davie (Florida) | 96.66 mi (155.55 km) |
| Gateway to Davis (California) | 2,449.00 mi (3,941.28 km) |
| Gateway to Dayton (Nevada) | 2,341.29 mi (3,767.95 km) |
| Gateway to Dayton (Ohio) | 922.99 mi (1,485.41 km) |
| Gateway to Daytona Beach (Florida) | 185.29 mi (298.20 km) |
| Gateway to De Pere (Wisconsin) | 1,282.81 mi (2,064.48 km) |
| Gateway to De Witt (New York) | 1,180.41 mi (1,899.69 km) |
| Gateway to Dearborn (Michigan) | 1,090.24 mi (1,754.57 km) |
| Gateway to Dearborn Heights (Michigan) | 1,090.77 mi (1,755.43 km) |
| Gateway to DeBary (Florida) | 161.13 mi (259.32 km) |
