| West Mifflin to Dallas (Oregon) | 2,201.89 mi (3,543.59 km) |
| West Mifflin to Dallas (Texas) | 1,068.95 mi (1,720.31 km) |
| West Mifflin to Dalton (Georgia) | 475.27 mi (764.87 km) |
| West Mifflin to Daly City (California) | 2,270.06 mi (3,653.30 km) |
| West Mifflin to Damascus (Maryland) | 162.35 mi (261.28 km) |
| West Mifflin to Damascus (Oregon) | 2,155.79 mi (3,469.40 km) |
| West Mifflin to Dana Point (California) | 2,124.06 mi (3,418.35 km) |
| West Mifflin to Danbury (Connecticut) | 343.79 mi (553.28 km) |
| West Mifflin to Dania Beach (Florida) | 988.06 mi (1,590.13 km) |
| West Mifflin to Danville (California) | 2,241.46 mi (3,607.28 km) |
| West Mifflin to Danville (Illinois) | 406.40 mi (654.03 km) |
| West Mifflin to Danville (Indiana) | 351.11 mi (565.06 km) |
| West Mifflin to Danville (Kentucky) | 321.81 mi (517.90 km) |
| West Mifflin to Danville (Virginia) | 262.22 mi (422.00 km) |
| West Mifflin to Daphne (Alabama) | 807.48 mi (1,299.52 km) |
