| Horley to McKeesport (Pennsylvania) | 3,720.24 mi (5,987.14 km) |
| Horley to McKinleyville (California) | 5,232.92 mi (8,421.58 km) |
| Horley to McKinney (Texas) | 4,729.67 mi (7,611.67 km) |
| Horley to McLean (Virginia) | 3,674.97 mi (5,914.29 km) |
| Horley to McMinnville (Oregon) | 4,961.42 mi (7,984.64 km) |
| Horley to McMinnville (Tennessee) | 4,175.49 mi (6,719.81 km) |
| Horley to McNair (Virginia) | 3,683.52 mi (5,928.06 km) |
| Horley to McPherson (Kansas) | 4,504.49 mi (7,249.28 km) |
| Horley to Mead Valley (California) | 5,435.77 mi (8,748.02 km) |
| Horley to Meadow Woods (Florida) | 4,349.23 mi (6,999.40 km) |
| Horley to Meadowbrook (Virginia) | 3,754.70 mi (6,042.60 km) |
| Horley to Meadville (Pennsylvania) | 3,674.53 mi (5,913.58 km) |
| Horley to Mebane (North Carolina) | 3,890.89 mi (6,261.78 km) |
| Horley to Mechanicsville (Virginia) | 3,740.92 mi (6,020.42 km) |
| Horley to Medford (Massachusetts) | 3,275.91 mi (5,272.06 km) |
