| Calne to Mauldin (South Carolina) | 3,996.10 mi (6,431.11 km) |
| Calne to Maumee (Ohio) | 3,737.36 mi (6,014.70 km) |
| Calne to Maumelle (Arkansas) | 4,400.15 mi (7,081.36 km) |
| Calne to Mayagüez (Puerto Rico) | 4,176.47 mi (6,721.38 km) |
| Calne to Mayfield Heights (Ohio) | 3,652.23 mi (5,877.69 km) |
| Calne to Mays Chapel (Maryland) | 3,550.00 mi (5,713.18 km) |
| Calne to Maywood (California) | 5,384.60 mi (8,665.68 km) |
| Calne to Maywood (Illinois) | 3,886.02 mi (6,253.95 km) |
| Calne to McAlester (Oklahoma) | 4,528.29 mi (7,287.58 km) |
| Calne to McAllen (Texas) | 5,075.37 mi (8,168.01 km) |
| Calne to McCalla (Alabama) | 4,261.18 mi (6,857.71 km) |
| Calne to McComb (Mississippi) | 4,503.19 mi (7,247.18 km) |
| Calne to McDonough (Georgia) | 4,136.55 mi (6,657.14 km) |
| Calne to McFarland (California) | 5,322.80 mi (8,566.22 km) |
| Calne to McHenry (Illinois) | 3,882.21 mi (6,247.81 km) |
