Railroad Archives Online
| Places term | Scope note | Archival description count | Authority record count |
|---|---|---|---|
| Post Falls (Idaho) | 38 | 0 | |
| Portsmouth Mine (Minn.) | 0 | 0 | |
| Portsmouth (Iowa) | 0 | 0 | |
| Portola (Wash.) | 0 | 0 | |
| Porto Rico (B.C.) | 19 | 0 | |
| Portland (Wash.) | 1 | 0 | |
| Portland (Ore.) | 1 | 0 | |
|
Portland (Or.)
(1)
Use for: Portland, Oregon | 2119 | 0 | |
| Portland (N.D.) | 46 | 0 | |
| Portland (Me.) | 1 | 0 |