| Willow Hill, IL (Village) |
| Willow Hill Township, IL (Township) |
| Willow Lake, MN (Township) |
| Willow Lake, SD (City) |
| Willow Lake, SD (Township) |
| Willow Lake, ND (Township) |
| Willow Park, TX (City) |
| Willow River, MN (City) |
| Willow Springs, IL (Village) |
| Willow Springs, MO (City) |
| Willow Springs, KS (Township) |
| Willow Springs Town, WI (Town) |
| Willow Town, WI (Town) |
| Willow Township, IA (Township) |
| Willow Township, IA (Township) |
