Railroad Archives Online
| Places term | Scope note | Archival description count | Authority record count |
|---|---|---|---|
| Awbrey (Or.) | 2 | 0 | |
| Axford (Or.) | 0 | 0 | |
| Ayer (Idaho) | 2 | 0 | |
| Ayer (Wash.) | 3 | 0 | |
| Aylmer (N.D.) | 27 | 0 | |
| Ayr (N.D.) | 42 | 0 | |
| Azalia (Ind.) | 0 | 0 | |
| Azwell (Wash.) | 13 | 0 | |
| B & M Quarry (Mont.) | 2 | 0 | |
| B & M Railway (Mont.) | 1 | 0 |