| San Marcos to Brandermill (Virginia) | 2,232.40 mi (3,592.69 km) |
| San Marcos to Brandon (Florida) | 2,096.43 mi (3,373.88 km) |
| San Marcos to Brandon (Mississippi) | 1,577.16 mi (2,538.20 km) |
| San Marcos to Brandon (South Dakota) | 1,323.52 mi (2,130.01 km) |
| San Marcos to Branson (Missouri) | 1,372.95 mi (2,209.55 km) |
| San Marcos to Braselton (Georgia) | 1,912.08 mi (3,077.19 km) |
| San Marcos to Brawley (California) | 95.91 mi (154.35 km) |
| San Marcos to Brea (California) | 67.58 mi (108.76 km) |
| San Marcos to Brecksville (Ohio) | 2,020.41 mi (3,251.53 km) |
| San Marcos to Bremerton (Washington) | 1,036.68 mi (1,668.37 km) |
| San Marcos to Brenham (Texas) | 1,237.18 mi (1,991.06 km) |
| San Marcos to Brent (Florida) | 1,760.81 mi (2,833.74 km) |
| San Marcos to Brentwood (California) | 418.57 mi (673.63 km) |
| San Marcos to Brentwood (New York) | 2,455.32 mi (3,951.45 km) |
| San Marcos to Brentwood (Tennessee) | 1,733.81 mi (2,790.30 km) |
