| 1 | SSH | Valley Air Services Inc. d/b/a Heritage Flight | Callsign: Snowshoe, Name changed to Heritage Aviaiton, Inc. d/b/a Heritage Flight | USA | AVCODES |
| 2 | SSH | Heritage Aviaiton, Inc. d/b/a Heritage Flight | Callsign: Snowshoe, Name changed from Valley Air Services Inc. d/b/a Heritage Flight | USA | AVCODES |
| 3 | SSH | Heritiage Flight (Valley Air Services) | | | ICAO1 |
| 4 | SSH | South Shore | 1/1975 & 1/1994-7/2005 | | NAKINA |
| 5 | SSH | South Shore | 1/75 & 1/94-7/2000 | | NRHS |
| 6 | SSH | SOUTH SHORE RAILROAD | | | PWRC |
| 7 | SSH | South Shore Railroad | | | RSRV |
| 8 | SSHB | SEAARLAND SHIPMANAGEMENT (HAMBURG) | | | SCAC4 |
| 9 | SSHC | STEWARTS SHOPS CORP | | | SCAC4 |
| 10 | SSHD | SOUTH SHORE TRADING CO LTD | | | SCAC4 |
| 11 | SSHG | SPRINGFIELD SHIPPING CO PANAMA SA | | | SCAC4 |
| 12 | SSHH | SIMPSON HOTSHOT TRANSPORT | | | SCAC4 |
| 13 | SSHI | SEASHELL SHIPOWNER S A | | | SCAC4 |
| 14 | SSHL | SALMONS SPECIALIZED HAULING INC | | | SCAC4 |
| 15 | SSHM | SURE SHOT FREIGHT SYSTEMS | | | SCAC4 |
| 16 | SSHN | SUN SHINE EXPRESS | | | SCAC4 |
| 17 | SSHO | SITINAS SHIPPING COMPANY S A | | | SCAC4 |
| 18 | SSHP | SLINGSHOT EXPRESS | | | SCAC4 |
| 19 | SSHQ | STRACHAN SHIPPING | | | PWRC |
| 20 | SSHQ | SONY SUPPLY CHAIN SOLUTIONS | | | SCAC4 |
| 21 | SSHR | Správa státních hmotných rezerv | | CZ | VKM |
| 22 | SSHS | STRATTON SHUTTLE SERVICE INC | | | SCAC4 |
| 23 | SSHT | SURESHOT TRANS INC | | | SCAC4 |
| 24 | SSHU | SHRUTI MARINE SERVICES | | IND | BIC |
| 25 | SSHW | SOMERSE | | | SCAC4 |
| 26 | SSHX | Sharon Steel Hoop Co. | 7/1923-7/1932 | | NAKINA |
| 27 | SSHX | *SHARON STEEL HOOP CO. | | | PWRC |
| 28 | SSHX | *SOUTHERN SHORE | | | PWRC |
| 29 | SSHY | SHORE AND SHORE HOLDINGS LLC | | | SCAC4 |
