| 1 | DSS&A | Duluth, South Shore & Atlantic Ry. | 7/1935-4/1938 | | NAKINA |
| 2 | DSS&A | Duluth, South Shore & Atlantic Ry. | Apr-38 | | NRHS |
| 3 | DSS&A | DULUTH, SOUTH SHORE & ATLANTIC RAILWAY | | | PWRC |
| 4 | DSSA | DULUTH, SOUTH SHORE & ATLANTIC RAILWAY | | | PWRC |
| 5 | DSSA | Duluth, South Shore & Atlantic Railway (Canadian Pacific Railway) | | | RSRV |
| 6 | DSSA | Duluth, South Shore & Atlantic Railway | | USA | TRAFFIC |
| 7 | DSSD | DECOR STONE S DE RL MI | | | SCAC4 |
| 8 | DSSH | DRIVE STAR SHUTTLE SYSTEMS | | | SCAC4 |
| 9 | DSSI | DESTINATION SHUTTLE SERVICES LLC | | | SCAC4 |
| 10 | DSSN | DOCS SURE SHOT TRANSPORTATION SERVI | | | SCAC4 |
| 11 | DSSO | DOLPHIN SHIPOWNER S A | | | SCAC4 |
| 12 | DSSP | DRESSLER TRANSPORTATION, INC | | | SCAC1 |
| 13 | DSSR | D&S TRANSPORT | | | SCAC1 |
| 14 | DSSS | DISTRIBUTION SOLUTIONS LLC | | | SCAC4 |
| 15 | DSST | DSS TRUCKING INC | | | SCAC4 |
| 16 | DSSU | PT INDONESIA GUANG CHING NICKEL AND STAINLESS STEEL IND | | RI | BIC |
| 17 | DSSV | DESCHAINE SANITATION SERVICE | | | SCAC4 |
| 18 | DSSX | The Detroit Salt Co. | added 1/2007 | | NAKINA |
| 19 | DSSX | The Detroit Salt Co., L.C. | 7/2000-7/2005 (not listed) | | NAKINA |
| 20 | DSSX | The Detroit Salt Co., L.C. | Jul-00 | | NRHS |
| 21 | DSSX | DETROIT SALT COMPANY, LC | | | PWRC |
| 22 | DSSX | Detroit Salt | | | RSRV |
| 23 | DSSX | DETROIT SALT COMPANY LC, THE | | | SCAC4 |
