| Prospect Heights to Brown Deer (Wisconsin) | 74.00 mi (119.09 km) |
| Prospect Heights to Brownsburg (Indiana) | 176.31 mi (283.75 km) |
| Prospect Heights to Brownsville (Florida) | 1,206.81 mi (1,942.17 km) |
| Prospect Heights to Brownsville (Texas) | 1,237.44 mi (1,991.47 km) |
| Prospect Heights to Brownwood (Texas) | 940.73 mi (1,513.96 km) |
| Prospect Heights to Brunswick (Georgia) | 836.82 mi (1,346.73 km) |
| Prospect Heights to Brunswick (Ohio) | 320.61 mi (515.97 km) |
| Prospect Heights to Brushy Creek (Texas) | 967.94 mi (1,557.75 km) |
| Prospect Heights to Bryan (Texas) | 918.54 mi (1,478.24 km) |
| Prospect Heights to Bryant (Arkansas) | 573.25 mi (922.56 km) |
| Prospect Heights to Bryn Mawr-Skyway (Washington) | 1,708.28 mi (2,749.21 km) |
| Prospect Heights to Buckeye (Arizona) | 1,470.02 mi (2,365.78 km) |
| Prospect Heights to Buckhall (Virginia) | 598.16 mi (962.65 km) |
| Prospect Heights to Bucyrus (Ohio) | 271.76 mi (437.36 km) |
| Prospect Heights to Buda (Texas) | 997.18 mi (1,604.80 km) |
