| San Marino to Altus (Oklahoma) | 1,071.40 mi (1,724.26 km) |
| San Marino to Alum Rock (California) | 305.93 mi (492.35 km) |
| San Marino to Alvin (Texas) | 1,376.79 mi (2,215.72 km) |
| San Marino to Amarillo (Texas) | 927.25 mi (1,492.27 km) |
| San Marino to Amelia (Ohio) | 1,899.54 mi (3,057.02 km) |
| San Marino to American Canyon (California) | 363.31 mi (584.69 km) |
| San Marino to American Fork (Utah) | 554.25 mi (891.98 km) |
| San Marino to Americus (Georgia) | 1,957.69 mi (3,150.59 km) |
| San Marino to Ames (Iowa) | 1,433.30 mi (2,306.68 km) |
| San Marino to Amherst (Ohio) | 2,008.00 mi (3,231.57 km) |
| San Marino to Ammon (Idaho) | 725.72 mi (1,167.94 km) |
| San Marino to Amsterdam (New York) | 2,421.66 mi (3,897.29 km) |
| San Marino to Anacortes (Washington) | 1,019.38 mi (1,640.53 km) |
| San Marino to Anaheim (California) | 24.46 mi (39.36 km) |
| San Marino to Anchorage (Alaska) | 2,315.65 mi (3,726.68 km) |
