| Clearfield to Mauldin (South Carolina) | 1,668.31 mi (2,684.89 km) |
| Clearfield to Maumee (Ohio) | 1,464.99 mi (2,357.67 km) |
| Clearfield to Maumelle (Arkansas) | 1,149.49 mi (1,849.93 km) |
| Clearfield to Mayagüez (Puerto Rico) | 3,078.73 mi (4,954.74 km) |
| Clearfield to Mayfield Heights (Ohio) | 1,578.51 mi (2,540.36 km) |
| Clearfield to Mays Chapel (Maryland) | 1,855.56 mi (2,986.24 km) |
| Clearfield to Maywood (California) | 595.99 mi (959.15 km) |
| Clearfield to Maywood (Illinois) | 1,248.42 mi (2,009.13 km) |
| Clearfield to McAlester (Oklahoma) | 980.07 mi (1,577.27 km) |
| Clearfield to McAllen (Texas) | 1,294.30 mi (2,082.97 km) |
| Clearfield to McCalla (Alabama) | 1,470.83 mi (2,367.08 km) |
| Clearfield to McComb (Mississippi) | 1,376.10 mi (2,214.62 km) |
| Clearfield to McDonough (Georgia) | 1,613.15 mi (2,596.12 km) |
| Clearfield to McFarland (California) | 541.17 mi (870.92 km) |
| Clearfield to McHenry (Illinois) | 1,222.81 mi (1,967.92 km) |
