| Heath to Marysville (California) | 2,068.12 mi (3,328.32 km) |
| Heath to Marysville (Ohio) | 50.51 mi (81.29 km) |
| Heath to Marysville (Washington) | 2,024.43 mi (3,258.00 km) |
| Heath to Maryville (Missouri) | 655.90 mi (1,055.57 km) |
| Heath to Maryville (Tennessee) | 307.18 mi (494.36 km) |
| Heath to Mason (Ohio) | 109.15 mi (175.66 km) |
| Heath to Mason City (Iowa) | 595.87 mi (958.96 km) |
| Heath to Massapequa (New York) | 474.27 mi (763.27 km) |
| Heath to Massapequa Park (New York) | 475.41 mi (765.10 km) |
| Heath to Massillon (Ohio) | 71.26 mi (114.67 km) |
| Heath to Mastic (New York) | 507.30 mi (816.42 km) |
| Heath to Mastic Beach (New York) | 507.73 mi (817.11 km) |
| Heath to Matteson (Illinois) | 295.93 mi (476.26 km) |
| Heath to Matthews (North Carolina) | 351.86 mi (566.27 km) |
| Heath to Mattoon (Illinois) | 316.73 mi (509.73 km) |
