| San Mateo to Buena Park (California) | 351.46 mi (565.62 km) |
| San Mateo to Buenaventura Lakes (Florida) | 2,438.19 mi (3,923.88 km) |
| San Mateo to Buffalo (Minnesota) | 1,556.72 mi (2,505.30 km) |
| San Mateo to Buffalo (New York) | 2,296.44 mi (3,695.76 km) |
| San Mateo to Buffalo Grove (Illinois) | 1,836.78 mi (2,956.02 km) |
| San Mateo to Buford (Georgia) | 2,144.78 mi (3,451.69 km) |
| San Mateo to Bull Run (Virginia) | 2,410.06 mi (3,878.61 km) |
| San Mateo to Bullhead City (Arizona) | 463.56 mi (746.03 km) |
| San Mateo to Burbank (California) | 322.28 mi (518.65 km) |
| San Mateo to Burbank (Illinois) | 1,847.74 mi (2,973.65 km) |
| San Mateo to Burien (Washington) | 685.68 mi (1,103.50 km) |
| San Mateo to Burkburnett (Texas) | 1,348.18 mi (2,169.69 km) |
| San Mateo to Burke (Virginia) | 2,423.62 mi (3,900.45 km) |
| San Mateo to Burke Centre (Virginia) | 2,421.50 mi (3,897.04 km) |
| San Mateo to Burleson (Texas) | 1,450.56 mi (2,334.45 km) |
