| West Mifflin to Brown Deer (Wisconsin) | 458.78 mi (738.33 km) |
| West Mifflin to Brownsburg (Indiana) | 344.10 mi (553.78 km) |
| West Mifflin to Brownsville (Florida) | 1,004.56 mi (1,616.68 km) |
| West Mifflin to Brownsville (Texas) | 1,414.15 mi (2,275.86 km) |
| West Mifflin to Brownwood (Texas) | 1,217.69 mi (1,959.69 km) |
| West Mifflin to Brunswick (Georgia) | 642.58 mi (1,034.12 km) |
| West Mifflin to Brunswick (Ohio) | 117.35 mi (188.86 km) |
| West Mifflin to Brushy Creek (Texas) | 1,208.87 mi (1,945.49 km) |
| West Mifflin to Bryan (Texas) | 1,140.06 mi (1,834.75 km) |
| West Mifflin to Bryant (Arkansas) | 794.75 mi (1,279.03 km) |
| West Mifflin to Bryn Mawr-Skyway (Washington) | 2,135.52 mi (3,436.78 km) |
| West Mifflin to Buckeye (Arizona) | 1,859.47 mi (2,992.53 km) |
| West Mifflin to Buckhall (Virginia) | 172.98 mi (278.38 km) |
| West Mifflin to Bucyrus (Ohio) | 163.75 mi (263.53 km) |
| West Mifflin to Buda (Texas) | 1,233.16 mi (1,984.58 km) |
