Railroad Archives Online
| Places term | Scope note | Archival description count | Authority record count |
|---|---|---|---|
| Oak Springs (Iowa) | 0 | 0 | |
| Oak Township, Stearns County (Minn.) | 1 | 0 | |
| Oakbrook (Or.) | 98 | 0 | |
| Oakdale (Calif.) | 1 | 0 | |
| Oakdale (Wash.) | 1 | 0 | |
| Oakdale (Wis.) | 0 | 0 | |
| Oakes (N.D.) | 3 | 0 | |
| Oakesdale (Wash.) | 45 | 0 | |
| Oakland (Calif.) | 11 | 0 | |
| Oakland (Minn.) | 0 | 0 |