Railroad Archives Online
| Places term | Scope note | Archival description count | Authority record count |
|---|---|---|---|
| Plato (Minn.) | 0 | 0 | |
| Plateau (Mont.) | 3 | 0 | |
| Plankinton (S.D.) | 0 | 0 | |
| Plana (S.D.) | 37 | 0 | |
| Plainview (Tex.) | 4 | 0 | |
| Plainview (Or.) |
|
0 | 0 |
| Plainview (Neb.) | 8 | 0 | |
| Plains (Wash.) | 5 | 0 | |
| Plains (Mont.) | 12 | 0 | |
| Placer (Mont.) | 0 | 0 |