Railroad Archives Online
| Places term | Scope note | Archival description count | Authority record count |
|---|---|---|---|
| Osmond (Neb.) | 12 | 0 | |
| Osnabock (N.D.) | 5 | 0 | |
| Osnabrock (N.D.) | 42 | 0 | |
| Osnabrook (N.D.) | 4 | 0 | |
| Oso (Wash.) | 61 | 0 | |
| Osoovos Lake (Wash.) | 2 | 0 | |
| Osoyoos (B.C.) | 1 | 0 | |
| Osoyoos District (B.C.) | 1 | 0 | |
| Osseo Line Junction (Minn.) | 1 | 0 | |
| Osseo (Minn.) | 126 | 0 |