| Effingham to Marysville (California) | 1,760.34 mi (2,832.99 km) |
| Effingham to Marysville (Ohio) | 286.44 mi (460.98 km) |
| Effingham to Marysville (Washington) | 1,774.84 mi (2,856.32 km) |
| Effingham to Maryville (Missouri) | 346.15 mi (557.08 km) |
| Effingham to Maryville (Tennessee) | 342.33 mi (550.93 km) |
| Effingham to Mason (Ohio) | 227.92 mi (366.81 km) |
| Effingham to Mason City (Iowa) | 368.64 mi (593.27 km) |
| Effingham to Massapequa (New York) | 805.51 mi (1,296.35 km) |
| Effingham to Massapequa Park (New York) | 806.66 mi (1,298.19 km) |
| Effingham to Massillon (Ohio) | 389.32 mi (626.55 km) |
| Effingham to Mastic (New York) | 838.55 mi (1,349.52 km) |
| Effingham to Mastic Beach (New York) | 838.98 mi (1,350.21 km) |
| Effingham to Matteson (Illinois) | 170.41 mi (274.25 km) |
| Effingham to Matthews (North Carolina) | 512.55 mi (824.87 km) |
| Effingham to Mattoon (Illinois) | 26.64 mi (42.88 km) |
