| San Marino to Brandermill (Virginia) | 2,262.19 mi (3,640.64 km) |
| San Marino to Brandon (Florida) | 2,151.63 mi (3,462.72 km) |
| San Marino to Brandon (Mississippi) | 1,625.83 mi (2,616.52 km) |
| San Marino to Brandon (South Dakota) | 1,324.82 mi (2,132.09 km) |
| San Marino to Branson (Missouri) | 1,406.64 mi (2,263.77 km) |
| San Marino to Braselton (Georgia) | 1,952.65 mi (3,142.49 km) |
| San Marino to Brawley (California) | 168.50 mi (271.18 km) |
| San Marino to Brea (California) | 19.66 mi (31.64 km) |
| San Marino to Brecksville (Ohio) | 2,039.40 mi (3,282.09 km) |
| San Marino to Bremerton (Washington) | 957.52 mi (1,540.98 km) |
| San Marino to Brenham (Texas) | 1,297.04 mi (2,087.38 km) |
| San Marino to Brent (Florida) | 1,813.15 mi (2,917.98 km) |
| San Marino to Brentwood (California) | 331.61 mi (533.68 km) |
| San Marino to Brentwood (New York) | 2,475.80 mi (3,984.41 km) |
| San Marino to Brentwood (Tennessee) | 1,769.49 mi (2,847.72 km) |
