| West Mifflin to Dixon (California) | 2,220.84 mi (3,574.09 km) |
| West Mifflin to Dixon (Illinois) | 508.55 mi (818.43 km) |
| West Mifflin to Dobbs Ferry (New York) | 319.48 mi (514.15 km) |
| West Mifflin to Doctor Phillips (Florida) | 827.85 mi (1,332.29 km) |
| West Mifflin to Dodge City (Kansas) | 1,091.32 mi (1,756.31 km) |
| West Mifflin to Dolton (Illinois) | 410.41 mi (660.49 km) |
| West Mifflin to Donna (Texas) | 1,431.09 mi (2,303.11 km) |
| West Mifflin to Dorado (Puerto Rico) | 1,715.97 mi (2,761.59 km) |
| West Mifflin to Doral (Florida) | 1,005.15 mi (1,617.63 km) |
| West Mifflin to Doraville (Georgia) | 506.22 mi (814.68 km) |
| West Mifflin to Dothan (Alabama) | 701.37 mi (1,128.74 km) |
| West Mifflin to Douglas (Arizona) | 1,761.79 mi (2,835.32 km) |
| West Mifflin to Douglas (Georgia) | 633.31 mi (1,019.21 km) |
| West Mifflin to Douglasville (Georgia) | 528.18 mi (850.03 km) |
| West Mifflin to Dover (Delaware) | 247.23 mi (397.88 km) |
