| Williamstown to Ramsey (New Jersey) | 104.45 mi (168.10 km) |
| Williamstown to Rancho Cordova (California) | 2,453.38 mi (3,948.33 km) |
| Williamstown to Rancho Cucamonga (California) | 2,361.70 mi (3,800.79 km) |
| Williamstown to Rancho Mirage (California) | 2,310.68 mi (3,718.68 km) |
| Williamstown to Rancho Palos Verdes (California) | 2,413.64 mi (3,884.38 km) |
| Williamstown to Rancho San Diego (California) | 2,364.03 mi (3,804.54 km) |
| Williamstown to Rancho Santa Margarita (California) | 2,376.37 mi (3,824.39 km) |
| Williamstown to Randallstown (Maryland) | 99.60 mi (160.29 km) |
| Williamstown to Rantoul (Illinois) | 698.10 mi (1,123.49 km) |
| Williamstown to Rapid City (South Dakota) | 1,476.42 mi (2,376.06 km) |
| Williamstown to Ravenna (Ohio) | 344.74 mi (554.80 km) |
| Williamstown to Raymondville (Texas) | 1,597.10 mi (2,570.29 km) |
| Williamstown to Raymore (Missouri) | 1,042.08 mi (1,677.07 km) |
| Williamstown to Raytown (Missouri) | 1,040.28 mi (1,674.17 km) |
| Williamstown to Reading (Ohio) | 505.17 mi (812.99 km) |
