| Holyhead to Murray (Kentucky) | 4,002.42 mi (6,441.27 km) |
| Holyhead to Murray (Utah) | 4,641.41 mi (7,469.63 km) |
| Holyhead to Murraysville (North Carolina) | 3,698.69 mi (5,952.46 km) |
| Holyhead to Murrieta (California) | 5,208.10 mi (8,381.63 km) |
| Holyhead to Murrysville (Pennsylvania) | 3,480.84 mi (5,601.86 km) |
| Holyhead to Muscatine (Iowa) | 3,873.24 mi (6,233.38 km) |
| Holyhead to Muscle Shoals (Alabama) | 4,068.32 mi (6,547.33 km) |
| Holyhead to Muscoy (California) | 5,180.14 mi (8,336.62 km) |
| Holyhead to Muskego (Wisconsin) | 3,694.17 mi (5,945.19 km) |
| Holyhead to Muskegon (Michigan) | 3,608.07 mi (5,806.62 km) |
| Holyhead to Muskogee (Oklahoma) | 4,315.92 mi (6,945.80 km) |
| Holyhead to Mustang (Oklahoma) | 4,422.97 mi (7,118.09 km) |
| Holyhead to Myers Corner (New York) | 3,200.56 mi (5,150.81 km) |
| Holyhead to Myrtle Beach (South Carolina) | 3,769.36 mi (6,066.20 km) |
| Holyhead to Myrtle Grove (Florida) | 4,273.76 mi (6,877.95 km) |
