| Williamstown to Dover (New Hampshire) | 321.62 mi (517.60 km) |
| Williamstown to Dover (New Jersey) | 85.70 mi (137.92 km) |
| Williamstown to Dover (Ohio) | 348.41 mi (560.71 km) |
| Williamstown to Downers Grove (Illinois) | 697.19 mi (1,122.02 km) |
| Williamstown to Downey (California) | 2,396.50 mi (3,856.79 km) |
| Williamstown to Dranesville (Virginia) | 136.39 mi (219.51 km) |
| Williamstown to Draper (Utah) | 1,935.97 mi (3,115.64 km) |
| Williamstown to Drexel Heights (Arizona) | 2,069.47 mi (3,330.49 km) |
| Williamstown to Drexel Hill (Pennsylvania) | 25.02 mi (40.26 km) |
| Williamstown to Duarte (California) | 2,381.10 mi (3,832.01 km) |
| Williamstown to Dublin (California) | 2,504.50 mi (4,030.60 km) |
| Williamstown to Dublin (Georgia) | 663.52 mi (1,067.84 km) |
| Williamstown to Dublin (Ohio) | 433.73 mi (698.02 km) |
| Williamstown to Dubuque (Iowa) | 840.39 mi (1,352.48 km) |
| Williamstown to Duluth (Georgia) | 640.68 mi (1,031.08 km) |
