| Southlake to Bonham (Texas) | 70.66 mi (113.71 km) |
| Southlake to Bonita (California) | 1,152.87 mi (1,855.36 km) |
| Southlake to Bonita Springs (Florida) | 1,027.53 mi (1,653.65 km) |
| Southlake to Bonney Lake (Washington) | 1,635.96 mi (2,632.82 km) |
| Southlake to Boone (Iowa) | 653.61 mi (1,051.88 km) |
| Southlake to Boone (North Carolina) | 907.94 mi (1,461.19 km) |
| Southlake to Borger (Texas) | 306.21 mi (492.80 km) |
| Southlake to Bossier City (Louisiana) | 204.63 mi (329.32 km) |
| Southlake to Boston (Massachusetts) | 1,557.78 mi (2,507.00 km) |
| Southlake to Bostonia (California) | 1,147.02 mi (1,845.95 km) |
| Southlake to Bothell (Washington) | 1,656.95 mi (2,666.61 km) |
| Southlake to Bothell East (Washington) | 1,657.25 mi (2,667.08 km) |
| Southlake to Bothell West (Washington) | 1,659.48 mi (2,670.67 km) |
| Southlake to Boulder (Colorado) | 663.62 mi (1,068.00 km) |
| Southlake to Boulder City (Nevada) | 1,031.30 mi (1,659.72 km) |
