| Poplar Bluff to Brown Deer (Wisconsin) | 461.34 mi (742.46 km) |
| Poplar Bluff to Brownsburg (Indiana) | 304.52 mi (490.08 km) |
| Poplar Bluff to Brownsville (Florida) | 964.17 mi (1,551.69 km) |
| Poplar Bluff to Brownsville (Texas) | 851.37 mi (1,370.14 km) |
| Poplar Bluff to Brownwood (Texas) | 600.42 mi (966.29 km) |
| Poplar Bluff to Brunswick (Georgia) | 642.25 mi (1,033.60 km) |
| Poplar Bluff to Brunswick (Ohio) | 555.32 mi (893.69 km) |
| Poplar Bluff to Brushy Creek (Texas) | 602.97 mi (970.38 km) |
| Poplar Bluff to Bryan (Texas) | 543.01 mi (873.88 km) |
| Poplar Bluff to Bryant (Arkansas) | 188.73 mi (303.73 km) |
| Poplar Bluff to Bryn Mawr-Skyway (Washington) | 1,775.28 mi (2,857.03 km) |
| Poplar Bluff to Buckeye (Arizona) | 1,274.53 mi (2,051.16 km) |
| Poplar Bluff to Buckhall (Virginia) | 720.59 mi (1,159.68 km) |
| Poplar Bluff to Bucyrus (Ohio) | 488.22 mi (785.71 km) |
| Poplar Bluff to Buda (Texas) | 629.91 mi (1,013.75 km) |
