| South San Francisco to Masanasa | 5,966.96 mi (9,602.89 km) |
| South San Francisco to Masquefa | 5,936.07 mi (9,553.18 km) |
| South San Francisco to Matadepera | 5,937.99 mi (9,556.28 km) |
| South San Francisco to Mazarron | 6,025.73 mi (9,697.47 km) |
| South San Francisco to Meco | 5,803.21 mi (9,339.37 km) |
| South San Francisco to Medina del Campo | 5,708.21 mi (9,186.48 km) |
| South San Francisco to Medina Sidonia | 5,905.48 mi (9,503.95 km) |
| South San Francisco to Mejorada del Campo | 5,808.83 mi (9,348.41 km) |
| South San Francisco to Meliana | 5,962.66 mi (9,595.97 km) |
| South San Francisco to Mengibar | 5,913.45 mi (9,516.77 km) |
| South San Francisco to Merida | 5,771.37 mi (9,288.13 km) |
| South San Francisco to Miajadas | 5,769.52 mi (9,285.15 km) |
| South San Francisco to Mieres | 5,582.31 mi (8,983.86 km) |
| South San Francisco to Miguelturra | 5,858.72 mi (9,428.69 km) |
| South San Francisco to Mijas | 5,949.29 mi (9,574.46 km) |
