| San Mateo to Madison (Mississippi) | 1,845.29 mi (2,969.71 km) |
| San Mateo to Madison (New Jersey) | 2,543.79 mi (4,093.83 km) |
| San Mateo to Madison (Wisconsin) | 1,763.82 mi (2,838.59 km) |
| San Mateo to Madison Heights (Michigan) | 2,083.47 mi (3,353.02 km) |
| San Mateo to Madison Heights (Virginia) | 2,346.87 mi (3,776.92 km) |
| San Mateo to Madisonville (Kentucky) | 1,898.38 mi (3,055.14 km) |
| San Mateo to Magalia (California) | 161.41 mi (259.77 km) |
| San Mateo to Magna (Utah) | 586.96 mi (944.63 km) |
| San Mateo to Magnolia (Arkansas) | 1,657.38 mi (2,667.30 km) |
| San Mateo to Maili (Hawaii) | 2,407.53 mi (3,874.54 km) |
| San Mateo to Maitland (Florida) | 2,428.38 mi (3,908.10 km) |
| San Mateo to Makakilo (Hawaii) | 2,405.07 mi (3,870.59 km) |
| San Mateo to Malden (Massachusetts) | 2,692.75 mi (4,333.56 km) |
| San Mateo to Malibu (California) | 313.13 mi (503.94 km) |
| San Mateo to Maltby (Washington) | 708.32 mi (1,139.93 km) |
