| Afkorting | Benaming | |
|---|---|---|
| STS | Städtebahn Service, STS Städtebahn Service GmbH (Duits) | spoorwegmaatschappij |
| Sts | Storsund (Zweeds) | station code |
| STS | Elektronetz Saale-Thüringen-Südharz (Duits) | franchise / concessie |
| STS | Saale-Thüringen-Südharz (ST) (Duits) | franchise / concessie |