| San Marino to Madison (Mississippi) | 1,615.00 mi (2,599.10 km) |
| San Marino to Madison (New Jersey) | 2,415.10 mi (3,886.72 km) |
| San Marino to Madison (Wisconsin) | 1,659.52 mi (2,670.74 km) |
| San Marino to Madison Heights (Michigan) | 1,968.61 mi (3,168.17 km) |
| San Marino to Madison Heights (Virginia) | 2,182.82 mi (3,512.91 km) |
| San Marino to Madisonville (Kentucky) | 1,723.56 mi (2,773.80 km) |
| San Marino to Magalia (California) | 438.46 mi (705.64 km) |
| San Marino to Magna (Utah) | 562.88 mi (905.87 km) |
| San Marino to Magnolia (Arkansas) | 1,428.23 mi (2,298.51 km) |
| San Marino to Maili (Hawaii) | 2,582.24 mi (4,155.71 km) |
| San Marino to Maitland (Florida) | 2,188.39 mi (3,521.87 km) |
| San Marino to Makakilo (Hawaii) | 2,579.02 mi (4,150.54 km) |
| San Marino to Malden (Massachusetts) | 2,581.81 mi (4,155.02 km) |
| San Marino to Malibu (California) | 38.83 mi (62.50 km) |
| San Marino to Maltby (Washington) | 967.53 mi (1,557.09 km) |
