| West Mifflin to Duluth (Minnesota) | 754.63 mi (1,214.47 km) |
| West Mifflin to Dumas (Texas) | 1,235.11 mi (1,987.72 km) |
| West Mifflin to Dumont (New Jersey) | 312.64 mi (503.15 km) |
| West Mifflin to Duncan (Oklahoma) | 1,064.25 mi (1,712.75 km) |
| West Mifflin to Duncanville (Texas) | 1,081.70 mi (1,740.83 km) |
| West Mifflin to Dundalk (Maryland) | 196.09 mi (315.58 km) |
| West Mifflin to Dunedin (Florida) | 867.19 mi (1,395.61 km) |
| West Mifflin to Dunkirk (New York) | 149.61 mi (240.77 km) |
| West Mifflin to Dunmore (Pennsylvania) | 236.16 mi (380.06 km) |
| West Mifflin to Dunwoody (Georgia) | 505.18 mi (813.00 km) |
| West Mifflin to Durango (Colorado) | 1,514.54 mi (2,437.42 km) |
| West Mifflin to Durant (Oklahoma) | 1,006.24 mi (1,619.39 km) |
| West Mifflin to Durham (North Carolina) | 307.43 mi (494.77 km) |
| West Mifflin to Dyer (Indiana) | 404.42 mi (650.85 km) |
| West Mifflin to Dyersburg (Tennessee) | 593.77 mi (955.58 km) |
