| Grenada to Marysville (California) | 1,794.25 mi (2,887.57 km) |
| Grenada to Marysville (Ohio) | 569.88 mi (917.13 km) |
| Grenada to Marysville (Washington) | 1,935.25 mi (3,114.49 km) |
| Grenada to Maryville (Missouri) | 531.99 mi (856.15 km) |
| Grenada to Maryville (Tennessee) | 357.82 mi (575.86 km) |
| Grenada to Mason (Ohio) | 491.62 mi (791.19 km) |
| Grenada to Mason City (Iowa) | 672.47 mi (1,082.24 km) |
| Grenada to Massapequa (New York) | 1,014.93 mi (1,633.37 km) |
| Grenada to Massapequa Park (New York) | 1,016.32 mi (1,635.61 km) |
| Grenada to Massillon (Ohio) | 663.93 mi (1,068.49 km) |
| Grenada to Mastic (New York) | 1,048.81 mi (1,687.89 km) |
| Grenada to Mastic Beach (New York) | 1,048.22 mi (1,686.94 km) |
| Grenada to Matteson (Illinois) | 545.73 mi (878.27 km) |
| Grenada to Matthews (North Carolina) | 526.61 mi (847.50 km) |
| Grenada to Mattoon (Illinois) | 401.66 mi (646.41 km) |
