| Callaway to Mauldin (South Carolina) | 372.87 mi (600.08 km) |
| Callaway to Maumee (Ohio) | 797.08 mi (1,282.78 km) |
| Callaway to Maumelle (Arkansas) | 514.80 mi (828.49 km) |
| Callaway to Mayagüez (Puerto Rico) | 1,420.56 mi (2,286.18 km) |
| Callaway to Mayfield Heights (Ohio) | 819.08 mi (1,318.19 km) |
| Callaway to Mays Chapel (Maryland) | 816.50 mi (1,314.02 km) |
| Callaway to Maywood (California) | 1,921.01 mi (3,091.57 km) |
| Callaway to Maywood (Illinois) | 821.41 mi (1,321.94 km) |
| Callaway to McAlester (Oklahoma) | 680.47 mi (1,095.11 km) |
| Callaway to McAllen (Texas) | 818.11 mi (1,316.62 km) |
| Callaway to McCalla (Alabama) | 235.35 mi (378.76 km) |
| Callaway to McComb (Mississippi) | 301.88 mi (485.83 km) |
| Callaway to McDonough (Georgia) | 242.81 mi (390.76 km) |
| Callaway to McFarland (California) | 1,981.10 mi (3,188.28 km) |
| Callaway to McHenry (Illinois) | 856.74 mi (1,378.80 km) |
