| San Marcos to Beverly Hills (California) | 96.14 mi (154.72 km) |
| San Marcos to Beverly Hills (Florida) | 2,066.80 mi (3,326.20 km) |
| San Marcos to Beverly Hills (Michigan) | 1,946.73 mi (3,132.97 km) |
| San Marcos to Bexley (Ohio) | 1,945.35 mi (3,130.73 km) |
| San Marcos to Biddeford (Maine) | 2,595.49 mi (4,177.04 km) |
| San Marcos to Big Bear City (California) | 80.38 mi (129.36 km) |
| San Marcos to Big Lake (Minnesota) | 1,502.27 mi (2,417.67 km) |
| San Marcos to Big Spring (Texas) | 913.89 mi (1,470.77 km) |
| San Marcos to Billings (Montana) | 986.49 mi (1,587.60 km) |
| San Marcos to Biloxi (Mississippi) | 1,662.88 mi (2,676.15 km) |
| San Marcos to Binghamton (New York) | 2,317.47 mi (3,729.60 km) |
| San Marcos to Birmingham (Alabama) | 1,747.50 mi (2,812.32 km) |
| San Marcos to Birmingham (Michigan) | 1,948.25 mi (3,135.41 km) |
| San Marcos to Bismarck (North Dakota) | 1,278.46 mi (2,057.49 km) |
| San Marcos to Bithlo (Florida) | 2,151.97 mi (3,463.26 km) |
