Railroad Archives Online
| Places term | Scope note | Archival description count | Authority record count |
|---|---|---|---|
| Thornton (Ill.) | 0 | 0 | |
| Thornton (Wash.) | 28 | 0 | |
| Thornwood (Wash.) | 2 | 0 | |
| Thorp (Wash.) | 14 | 0 | |
| Thorpe (Minn.) | 1 | 0 | |
| Thorpe (Wash.) | 0 | 0 | |
| Thorsborg (Minn.) | 16 | 0 | |
| Thorston Pit Spur (Minn.) | 0 | 0 | |
| Thrall (Wash.) | 8 | 0 | |
| Three Forks (Mont.) | 4 | 0 |