| San Lorenzo de El Escorial to Bonita (California) | 5,811.57 mi (9,352.82 km) |
| San Lorenzo de El Escorial to Bonita Springs (Florida) | 4,439.10 mi (7,144.04 km) |
| San Lorenzo de El Escorial to Bonney Lake (Washington) | 5,280.35 mi (8,497.91 km) |
| San Lorenzo de El Escorial to Boone (Iowa) | 4,421.58 mi (7,115.85 km) |
| San Lorenzo de El Escorial to Boone (North Carolina) | 4,068.56 mi (6,547.71 km) |
| San Lorenzo de El Escorial to Borger (Texas) | 5,006.45 mi (8,057.10 km) |
| San Lorenzo de El Escorial to Bossier City (Louisiana) | 4,781.08 mi (7,694.40 km) |
| San Lorenzo de El Escorial to Boston (Massachusetts) | 3,375.47 mi (5,432.30 km) |
| San Lorenzo de El Escorial to Bostonia (California) | 5,800.69 mi (9,335.30 km) |
| San Lorenzo de El Escorial to Bothell (Washington) | 5,251.74 mi (8,451.86 km) |
| San Lorenzo de El Escorial to Bothell East (Washington) | 5,249.45 mi (8,448.18 km) |
| San Lorenzo de El Escorial to Bothell West (Washington) | 5,251.28 mi (8,451.12 km) |
| San Lorenzo de El Escorial to Boulder (Colorado) | 4,985.49 mi (8,023.37 km) |
| San Lorenzo de El Escorial to Boulder City (Nevada) | 5,571.90 mi (8,967.11 km) |
| San Lorenzo de El Escorial to Bound Brook (New Jersey) | 3,587.57 mi (5,773.63 km) |
