Railroad Archives Online
| Places term | Scope note | Archival description count | Authority record count |
|---|---|---|---|
| Clapps Spur (Wash.) | 0 | 0 | |
| Clancy (Mont.) | 127 | 0 | |
| Clallam County (Wash.) | 3 | 0 | |
| Clagstone Jct (Idaho) | 0 | 0 | |
| Citadel (Mont.) | 29 | 0 | |
| Citadel (Idaho) | 1 | 0 | |
| Circle (Wash.) | 12 | 0 | |
| Circle (Mont.) | 0 | 0 | |
| Cinder Cone (Calif.) | 1 | 0 | |
| Cincinnati (Ohio) | 1 | 0 |