Railroad Archives Online
| Places term | Scope note | Archival description count | Authority record count |
|---|---|---|---|
| Sycan (Or.) | 1 | 0 | |
| Syackan (B.C.) | 5 | 0 | |
| Switzler's Spur (Wash.) | 0 | 0 | |
| Swinton (Wash.) | 1 | 0 | |
| Swinton (B.C.) | 21 | 0 | |
| Swift (Wash.) | 0 | 0 | |
| Swift (Mont.) | 31 | 0 | |
| Sweetwater (N.D.) | 27 | 0 | |
| Sweetwater (Idaho) | 3 | 0 | |
| Sweetgrass (Mont.) | 1 | 0 |