| South Plainfield to Maryland Heights (Missouri) | 862.72 mi (1,388.42 km) |
| South Plainfield to Marysville (California) | 2,473.19 mi (3,980.21 km) |
| South Plainfield to Marysville (Ohio) | 471.02 mi (758.04 km) |
| South Plainfield to Marysville (Washington) | 2,375.96 mi (3,823.74 km) |
| South Plainfield to Maryville (Missouri) | 1,073.04 mi (1,726.89 km) |
| South Plainfield to Maryville (Tennessee) | 616.87 mi (992.76 km) |
| South Plainfield to Mason (Ohio) | 529.99 mi (852.94 km) |
| South Plainfield to Mason City (Iowa) | 980.65 mi (1,578.21 km) |
| South Plainfield to Massapequa (New York) | 49.95 mi (80.39 km) |
| South Plainfield to Massapequa Park (New York) | 51.17 mi (82.35 km) |
| South Plainfield to Massillon (Ohio) | 372.74 mi (599.87 km) |
| South Plainfield to Mastic (New York) | 83.69 mi (134.69 km) |
| South Plainfield to Mastic Beach (New York) | 83.76 mi (134.80 km) |
| South Plainfield to Matteson (Illinois) | 697.03 mi (1,121.76 km) |
| South Plainfield to Matthews (North Carolina) | 509.64 mi (820.19 km) |
