| Williamstown to Jacksonville (North Carolina) | 367.44 mi (591.34 km) |
| Williamstown to Jacksonville (Texas) | 1,251.48 mi (2,014.06 km) |
| Williamstown to Jacksonville Beach (Florida) | 744.44 mi (1,198.06 km) |
| Williamstown to James Island (South Carolina) | 554.03 mi (891.63 km) |
| Williamstown to Jamestown (New York) | 277.78 mi (447.04 km) |
| Williamstown to Jamestown (North Dakota) | 1,286.26 mi (2,070.04 km) |
| Williamstown to Janesville (Wisconsin) | 757.58 mi (1,219.21 km) |
| Williamstown to Jasmine Estates (Florida) | 901.88 mi (1,451.43 km) |
| Williamstown to Jasper (Alabama) | 789.81 mi (1,271.07 km) |
| Williamstown to Jasper (Indiana) | 647.62 mi (1,042.24 km) |
| Williamstown to Jefferson (Georgia) | 611.04 mi (983.38 km) |
| Williamstown to Jefferson (Louisiana) | 1,089.43 mi (1,753.26 km) |
| Williamstown to Jefferson City (Missouri) | 923.57 mi (1,486.34 km) |
| Williamstown to Jefferson Hills (Pennsylvania) | 265.54 mi (427.34 km) |
| Williamstown to Jefferson Valley-Yorktown (New York) | 128.53 mi (206.86 km) |
