Railroad Archives Online
| Places term | Scope note | Archival description count | Authority record count |
|---|---|---|---|
| Plymouth (Iowa) | 0 | 0 | |
| Pluvius (Wash.) | 2 | 0 | |
| Plummer (Idaho) | 1 | 0 | |
| Plumb (Wash.) | 5 | 0 | |
| Plumb Spur (Wash.) | 0 | 0 | |
| Plumb (S.D.) | 0 | 0 | |
| Plum Coulee (N.D.) | 1 | 0 | |
| Plum Coulee (Man.) | 8 | 0 | |
| Plues (Or.) | 0 | 0 | |
| Plevna (Mont.) | 0 | 0 |