| Williamstown to Maryland Heights (Missouri) | 831.34 mi (1,337.92 km) |
| Williamstown to Marysville (California) | 2,459.14 mi (3,957.61 km) |
| Williamstown to Marysville (Ohio) | 445.26 mi (716.58 km) |
| Williamstown to Marysville (Washington) | 2,380.17 mi (3,830.52 km) |
| Williamstown to Maryville (Missouri) | 1,051.36 mi (1,692.00 km) |
| Williamstown to Maryville (Tennessee) | 561.84 mi (904.19 km) |
| Williamstown to Mason (Ohio) | 497.22 mi (800.21 km) |
| Williamstown to Mason City (Iowa) | 971.75 mi (1,563.88 km) |
| Williamstown to Massapequa (New York) | 104.52 mi (168.20 km) |
| Williamstown to Massapequa Park (New York) | 105.98 mi (170.57 km) |
| Williamstown to Massillon (Ohio) | 353.43 mi (568.80 km) |
| Williamstown to Mastic (New York) | 136.51 mi (219.70 km) |
| Williamstown to Mastic Beach (New York) | 135.35 mi (217.83 km) |
| Williamstown to Matteson (Illinois) | 680.90 mi (1,095.81 km) |
| Williamstown to Matthews (North Carolina) | 445.42 mi (716.83 km) |
