| Saint-Louis to Brownsburg (Indiana) | 4,426.92 mi (7,124.44 km) |
| Saint-Louis to Brownsville (Florida) | 4,824.90 mi (7,764.93 km) |
| Saint-Louis to Brownsville (Texas) | 5,556.35 mi (8,942.08 km) |
| Saint-Louis to Brownwood (Texas) | 5,321.14 mi (8,563.54 km) |
| Saint-Louis to Brunswick (Georgia) | 4,625.96 mi (7,444.77 km) |
| Saint-Louis to Brunswick (Ohio) | 4,181.22 mi (6,729.03 km) |
| Saint-Louis to Brushy Creek (Texas) | 5,334.31 mi (8,584.74 km) |
| Saint-Louis to Bryan (Texas) | 5,272.36 mi (8,485.04 km) |
| Saint-Louis to Bryant (Arkansas) | 4,918.66 mi (7,915.82 km) |
| Saint-Louis to Bryn Mawr-Skyway (Washington) | 5,207.63 mi (8,380.86 km) |
| Saint-Louis to Buckeye (Arizona) | 5,728.05 mi (9,218.41 km) |
| Saint-Louis to Buckhall (Virginia) | 4,110.87 mi (6,615.80 km) |
| Saint-Louis to Bucyrus (Ohio) | 4,246.94 mi (6,834.78 km) |
| Saint-Louis to Buda (Texas) | 5,361.20 mi (8,628.01 km) |
| Saint-Louis to Buena Park (California) | 5,879.43 mi (9,462.03 km) |
