| Subject | English | Thesaurus |
| med., abbr. | Alternative Provider Medical Services | APMS |
| comp., net., abbr. | Application Provider Services | APS |
| abbr., O&G, sakh. | Integrated Services Provider | ISP |
| abbr., busin. | Linguistic Services Provider | LSP (Alexander Oshis) |
| abbr., post | Mail Services Provider | MSP (Postal Customer Council website, 2006) |
| abbr., telecom. | Managed Services Provider | MSP (sega_tarasov) |
| physiol., abbr. | Preferred Provider Services | PPS |
| med., abbr. | Primary Care Provider Incentive Program | PCPIP |
| telecom., abbr. | Provider Claims Intervention Program | PCIP |
| comp., abbr. | Services Provider License Agreement | SPLA |
| busin., abbr. | Transactional Services Provider | TSP |
