| Rock Island to Murphy (Texas) | 671.05 mi (1,079.95 km) |
| Rock Island to Murray (Kentucky) | 356.72 mi (574.08 km) |
| Rock Island to Murray (Utah) | 1,108.57 mi (1,784.07 km) |
| Rock Island to Murraysville (North Carolina) | 852.13 mi (1,371.37 km) |
| Rock Island to Murrieta (California) | 1,549.28 mi (2,493.32 km) |
| Rock Island to Murrysville (Pennsylvania) | 574.16 mi (924.01 km) |
| Rock Island to Muscatine (Iowa) | 25.37 mi (40.84 km) |
| Rock Island to Muscle Shoals (Alabama) | 491.55 mi (791.07 km) |
| Rock Island to Muscoy (California) | 1,538.49 mi (2,475.97 km) |
| Rock Island to Muskego (Wisconsin) | 159.22 mi (256.25 km) |
| Rock Island to Muskegon (Michigan) | 252.08 mi (405.68 km) |
| Rock Island to Muskogee (Oklahoma) | 472.04 mi (759.68 km) |
| Rock Island to Mustang (Oklahoma) | 570.36 mi (917.91 km) |
| Rock Island to Myers Corner (New York) | 862.68 mi (1,388.34 km) |
| Rock Island to Myrtle Beach (South Carolina) | 833.93 mi (1,342.08 km) |
