| Round Lake Beach to Baraboo (Wisconsin) | 112.69 mi (181.36 km) |
| Round Lake Beach to Barberton (Ohio) | 347.22 mi (558.80 km) |
| Round Lake Beach to Bardstown (Kentucky) | 344.34 mi (554.15 km) |
| Round Lake Beach to Barrington (Illinois) | 15.91 mi (25.60 km) |
| Round Lake Beach to Barstow (California) | 1,638.16 mi (2,636.36 km) |
| Round Lake Beach to Bartlesville (Oklahoma) | 571.81 mi (920.23 km) |
| Round Lake Beach to Bartlett (Illinois) | 28.29 mi (45.53 km) |
| Round Lake Beach to Bartlett (Tennessee) | 502.46 mi (808.63 km) |
| Round Lake Beach to Bartow (Florida) | 1,061.15 mi (1,707.76 km) |
| Round Lake Beach to Batavia (Illinois) | 38.55 mi (62.03 km) |
| Round Lake Beach to Batavia (New York) | 504.36 mi (811.69 km) |
| Round Lake Beach to Batesville (Arkansas) | 494.54 mi (795.89 km) |
| Round Lake Beach to Baton Rouge (Louisiana) | 841.87 mi (1,354.85 km) |
| Round Lake Beach to Battle Creek (Michigan) | 145.73 mi (234.53 km) |
| Round Lake Beach to Battle Ground (Washington) | 1,712.99 mi (2,756.80 km) |
