| Royston to Mauldin (South Carolina) | 4,064.46 mi (6,541.12 km) |
| Royston to Maumee (Ohio) | 3,797.37 mi (6,111.28 km) |
| Royston to Maumelle (Arkansas) | 4,460.29 mi (7,178.15 km) |
| Royston to Mayagüez (Puerto Rico) | 4,265.95 mi (6,865.38 km) |
| Royston to Mayfield Heights (Ohio) | 3,714.00 mi (5,977.10 km) |
| Royston to Mays Chapel (Maryland) | 3,617.77 mi (5,822.24 km) |
| Royston to Maywood (California) | 5,420.92 mi (8,724.13 km) |
| Royston to Maywood (Illinois) | 3,942.39 mi (6,344.66 km) |
| Royston to McAlester (Oklahoma) | 4,585.46 mi (7,379.59 km) |
| Royston to McAllen (Texas) | 5,138.14 mi (8,269.04 km) |
| Royston to McCalla (Alabama) | 4,327.24 mi (6,964.01 km) |
| Royston to McComb (Mississippi) | 4,568.33 mi (7,352.01 km) |
| Royston to McDonough (Georgia) | 4,204.76 mi (6,766.90 km) |
| Royston to McFarland (California) | 5,356.51 mi (8,620.46 km) |
| Royston to McHenry (Illinois) | 3,937.67 mi (6,337.07 km) |
