Railroad Archives Online
| Places term | Scope note | Archival description count | Authority record count |
|---|---|---|---|
| Willows (Wash.) | 2 | 0 | |
| Willows (Mont.) | 1 | 0 | |
| Willows | 2 | 0 | |
| Willow Springs (Wash.) | 3 | 0 | |
| Willow River (Minn.) | 0 | 0 | |
| Willow Lakes (S.D.) | 74 | 0 | |
| Willow Lake (S.D.) | 7 | 0 | |
| Willow Lake (N.D.) | 1 | 0 | |
| Willow Lake (Minn.) | 1 | 0 | |
| Willow Creek (Wash.) | 2 | 0 |