| Piedras Blancas to Mendota Heights (Minnesota) | 4,092.03 mi (6,585.48 km) |
| Piedras Blancas to Menifee (California) | 5,565.68 mi (8,957.09 km) |
| Piedras Blancas to Menlo Park (California) | 5,560.79 mi (8,949.22 km) |
| Piedras Blancas to Menomonee Falls (Wisconsin) | 3,943.60 mi (6,346.61 km) |
| Piedras Blancas to Menomonie (Wisconsin) | 4,040.78 mi (6,503.01 km) |
| Piedras Blancas to Mentor (Ohio) | 3,695.16 mi (5,946.79 km) |
| Piedras Blancas to Mequon (Wisconsin) | 3,934.52 mi (6,332.00 km) |
| Piedras Blancas to Merced (California) | 5,507.54 mi (8,863.52 km) |
| Piedras Blancas to Mercedes (Texas) | 5,087.67 mi (8,187.81 km) |
| Piedras Blancas to Mercer Island (Washington) | 5,044.10 mi (8,117.70 km) |
| Piedras Blancas to Mercerville (New Jersey) | 3,438.39 mi (5,533.56 km) |
| Piedras Blancas to Meriden (Connecticut) | 3,309.31 mi (5,325.83 km) |
| Piedras Blancas to Meridian (Idaho) | 5,044.29 mi (8,118.01 km) |
| Piedras Blancas to Meridian (Mississippi) | 4,385.19 mi (7,057.29 km) |
| Piedras Blancas to Merriam (Kansas) | 4,386.31 mi (7,059.08 km) |
