| San Marino to Bay City (Michigan) | 1,937.94 mi (3,118.82 km) |
| San Marino to Bay City (Texas) | 1,348.72 mi (2,170.56 km) |
| San Marino to Bay Point (California) | 345.15 mi (555.47 km) |
| San Marino to Bay Shore (New York) | 2,476.21 mi (3,985.07 km) |
| San Marino to Bay Village (Ohio) | 2,023.72 mi (3,256.86 km) |
| San Marino to Bayamón (Puerto Rico) | 3,359.10 mi (5,405.95 km) |
| San Marino to Bayonet Point (Florida) | 2,120.44 mi (3,412.51 km) |
| San Marino to Bayonne (New Jersey) | 2,431.23 mi (3,912.69 km) |
| San Marino to Bayou Blue (Louisiana) | 1,634.39 mi (2,630.30 km) |
| San Marino to Bayou Cane (Louisiana) | 1,630.17 mi (2,623.50 km) |
| San Marino to Bayshore Gardens (Florida) | 2,148.04 mi (3,456.94 km) |
| San Marino to Baytown (Texas) | 1,386.95 mi (2,232.09 km) |
| San Marino to Beach Park (Illinois) | 1,727.55 mi (2,780.23 km) |
| San Marino to Beachwood (New Jersey) | 2,430.44 mi (3,911.42 km) |
| San Marino to Beachwood (Ohio) | 2,045.86 mi (3,292.50 km) |
