| Mercer Island to Brandermill (Virginia) | 2,340.60 mi (3,766.83 km) |
| Mercer Island to Brandon (Florida) | 2,528.42 mi (4,069.10 km) |
| Mercer Island to Brandon (Mississippi) | 1,987.11 mi (3,197.95 km) |
| Mercer Island to Brandon (South Dakota) | 1,264.33 mi (2,034.75 km) |
| Mercer Island to Branson (Missouri) | 1,652.05 mi (2,658.71 km) |
| Mercer Island to Braselton (Georgia) | 2,184.44 mi (3,515.51 km) |
| Mercer Island to Brawley (California) | 1,067.04 mi (1,717.24 km) |
| Mercer Island to Brea (California) | 969.38 mi (1,560.07 km) |
| Mercer Island to Brecksville (Ohio) | 2,025.36 mi (3,259.50 km) |
| Mercer Island to Bremerton (Washington) | 22.44 mi (36.12 km) |
| Mercer Island to Brenham (Texas) | 1,822.49 mi (2,933.01 km) |
| Mercer Island to Brent (Florida) | 2,190.65 mi (3,525.51 km) |
| Mercer Island to Brentwood (California) | 665.91 mi (1,071.67 km) |
| Mercer Island to Brentwood (New York) | 2,430.20 mi (3,911.03 km) |
| Mercer Island to Brentwood (Tennessee) | 1,972.39 mi (3,174.26 km) |
