| Williston Park, NY (Village) |
| Willistown, PA (Township) |
| Willisville, IL (Village) |
| Willisville, AR (Town) |
| Willits, CA (City) |
| Willmar, MN (City) |
| Willmar, MN (Township) |
| Willoughby, OH (City) |
| Willoughby Hills, OH (City) |
| Willow, WI (Town) |
| Willow, ND (Township) |
| Willow, NE (Township) |
| Willow, OK (Town) |
| Willow Branch Township, IL (Township) |
| Willow City, ND (City) |
