| Subject | English | Thesaurus |
| tech., abbr. | ABB Westinghouse Nuclear Services | AWNS |
| tradem., abbr. | Abn Amro Merchant Services | AAMS |
| comp., abbr. | Access Method Services | AMS |
| comp., abbr. | Active Directory Services | ADS |
| tradem., abbr. | Administrative Information And Technology Services | AITS |
| tradem., abbr. | Administrative Information Technology Services | AITS |
| mil., abbr. | Administrative Services Center | ASC |
| tradem., abbr. | Advanced Automotive Services | AAS |
| comp., abbr. | Advanced Network Services | ANS |
| energ.ind., abbr. | Advisory Committee on Personnel Dosimetry Services | ACPDS |
| tradem., abbr. | Affiliated Computer Services | ACS |
| tradem., abbr. | Aftermarket Vendors & Services | AV&S |
| mil., abbr. | Air Force Engineering Services Agency | AFESA |
| mil., abbr. | Air Force Engineering Services Center | AFESC |
| mil., abbr. | Air Force Legal Services Center | AFLSC |
| mil., abbr. | Air Force Mortuary Services Office | AFMSO |
| tradem., abbr. | Air Quality Services | AQS |
| tradem., abbr. | Alcohol & Drug Testing Services, L. L. C. | ADTS |
| tech., abbr. | Allied General Nuclear Services | AGNS |
| med., abbr. | Alternative Provider Medical Services | APMS |
| tradem., abbr. | Amalgamated Taxis Services | ATS |
| tradem., abbr. | American Consolidated Services | ACS |
| tradem., abbr. | American Insurance Services Group Inc | AISG |
| tradem., abbr. | American Internet Services | AIS |
| tradem., abbr. | Aon Risk Services | ARS |
| comp., abbr. | Application Print Services | APS |
| tradem., abbr. | Appraisal & Liquidation Services, Inc. | ALSI |
| tradem., abbr. | Appraisal & Liquidation Services, Inc. | ALS |
| mil., abbr. | Armed Services | AS |
| mil., abbr. | Armed Services Biomedical Research, Evaluation, and Management | ASBREM |
| mil., abbr. | Armed Services Board of Contract Appeals | ASBCA |
| mil., abbr. | Armed Services Bulletin | ASB |
| mil., abbr. | Armed Services Community Housing Office | ASCHO |
| mil., abbr. | Armed Services Electron Tube Committee | ASETC |
| mil., abbr. | Armed Services Electro-Standards Agency | ASESA |
| mil., abbr. | Armed Services Explosive Ordnance Disposal Coordinating Group | ASEODCG |
| mil., abbr. | Armed Services Graves Registration Office | ASGRO |
| mil., abbr. | Armed Services Industrial Readiness Council | ASIRC |
| mil., abbr. | Armed Services Medical Material Coordination Committee | ASMMCC |
| mil., abbr. | Armed Services Medical Procurement Agency | ASMPA |
| mil., abbr. | Armed Services Medical Regulating Office | ASMRO |
| mil., abbr. | Armed Services Patent Advisory Board | ASPAB |
| mil., abbr. | Armed Services Personnel Interrogation Center | ASPIC |
| mil., abbr. | Armed Services Petroleum Agency | ASPA |
| mil., abbr. | Armed Services Petroleum Board | ASPB |
| mil., abbr. | Armed Services Petroleum Purchasing Agency | ASPPA |
| mil., abbr. | Armed Services Petroleum Purchasing Board | ASPPB |
| mil., abbr. | Armed Services Police | ASP |
| mil., abbr. | Armed Services Police Department | ASPD |
| mil., abbr. | Armed Services Procurement Act | ASPA |
| mil., abbr. | Armed Services Procurement Manual | ASPM |
| mil., abbr. | Armed Services Procurement Planning Office | ASPPO |
| mil., abbr. | Armed Services Procurement Planning Officer | ASPPO |
| mil., abbr. | Armed Services Procurement Regulation | ASPR |
| mil., abbr. | Armed Services Procurement Regulation Supplement | ASPRS |
| mil., abbr. | Armed Services Procurement Regulations Committee | ASPRC |
| mil., abbr. | Armed Services Procurement Regulations Manual | ASPRM |
| mil., abbr. | Armed Services Production Planning Office | ASPPO |
| mil., abbr. | Armed Services Production Planning Officer | ASPPO |
| mil., abbr. | Armed Services Renegotiation Board | ASRB |
| mil., abbr. | Armed Services Research Specialists Committee | ASRSC |
| mil., abbr. | Armed Services Technical Information Agency | ASTIA |
| mil., abbr. | Armed Services Whole Blood Processing Laboratory | ASWBPL |
| mil., abbr. | Army Aeronautical Services Office | AASO |
| mil., abbr. | Army Chief of Support Services | ACSS |
| mil., abbr. | Army Data Services and Administration Systems Command | ADSC |
| mil., abbr. | Army Legal Services | ALS |
| mil., abbr. | Army Safety Information Services and Technology | ASIST |
| mil., abbr. | Army Services Procurement Regulations | ASPR |
| tradem., abbr. | Associated Electric Gas Insurance Services | AEGIS |
| energ.ind., abbr. | Association of Energy Services Professionals | AESP |
| comp., abbr. | Association of Radio Reading Services | ARRS |
| tradem., abbr. | Atlantic Information Services, Inc. | AIS |
| mil., abbr. | Base Operation Services | BOS |
| mil., abbr. | Basic Mapping Services | BMS |
| mil., abbr. | Board of Directors, NATO Maintenance Supply Services System | BDNMSSS |
| mil., abbr. | British Joint Services Mission | BJSM |
| mil., abbr. | British Services Security Organization | BSSO |
| ecol., abbr. | Bureau Of Environmental Services | BES |
| tradem., abbr. | Business Services Associates | BSA |
| ecol., abbr. | Canadian Agricultural Services Coordinating Committee | CASCC |
| comp., abbr. | Canadian Blood Services | CBS |
| mil., abbr. | Canadian Forces Medical Services | CFMS |
| med., abbr. | Cardiovascular Health Assessment Management And Prevention Services | CHAMPS |
| ecol., abbr. | Center for Environmental Assessment Services | CEAS |
| med. | centers for Medicare and medicaid services CMS | A federal agency that administers the Medicare program and monitors the Medicaid programs offered by each state, including the Children's Health Insurance Program. |
| tradem., abbr. | Central Computing Services | CCS |
| tradem., abbr. | Centre Block Underground Services | CBUS |
| mil., abbr. | Chief of Support Services | CSS |
| mil., abbr. | Chief, Technical Services | CTS |
| tradem., abbr. | Christian Educational Services | CES |
| mil., abbr. | Civil Air Defense Services | CADS |
| tradem., abbr. | Cleaning And Washing Services | CWS |
| mil., abbr. | Client Server Environment-System Services | CSE-SS |
| tradem., abbr. | Coast Rail Services | CRS |
| tradem., abbr. | Com Internet Services | CIS |
| tradem., abbr. | Combined Actuarial Performance Services | CAPS |
| mil., abbr. | Combined Arms and Services Staff | CAS |
| mil., abbr. | Combined Arms and Services Staff School | CAS3 |
| mil., abbr. | Combined Arms Services and Staff School | CAS3 |
| mil., abbr. | Combined Services Entertainment | CSE |
| mil., abbr. | Commercial Vendor Services | CVS |
| mil., abbr. | Communication Services | CS |
| tradem., abbr. | Comprehensive Development Services | CDS |
| mil., abbr. | Computer Assisted Health Services Simulation | CAHSS |
| tradem., abbr. | Computer Consulting Services, Inc. | CCSI |
| tradem., abbr. | Computing Network Services | CNS |
| comp., abbr. | Conformance Testing Services for WAN | CTS-WAN |
| mil., abbr. | Consultants, Studies & Analysis & Management Support Services | CSAMS |
| tradem., abbr. | Consumer Credit Counseling Services | CCCS |
| tradem., abbr. | Consumer Recreation Services | CRS |
| tradem., abbr. | Contemporary Services Corporation | CSC |
| mil., abbr. | Contractor Engineering Technical Services | CETS |
| mil., abbr. | Controller of Ordnance Services | COS |
| tradem., abbr. | Cooperative Services International | CSI |
| tradem., abbr. | Corrections Billing Services | CBS |
| tradem., abbr. | Counseling And Psychological Services | CAPS |
| tradem., abbr. | Creative Communications Services | CCS |
| mil., abbr. | Cryptographic Device Services | CDS |
| comp., abbr. | Data Facility Data Set Services | DFDSS |
| mil., abbr. | Data Facility Dataset Services | DFDS |
| comp., abbr. | Data Transformation Services | DTS |
| tradem., abbr. | Davis Software Services, Inc. | DSSI |
| mil., abbr. | Defense Activity for Non-Traditional Educational Services | DANTES |
| mil., abbr. | Defense Contract Administration Services | DCAS |
| mil., abbr. | Defense Facilities Directorate for Washington Headquarters Services | DFD-WHS |
| mil., abbr. | Defense Logistics Services Center | DLSC |
| mil., abbr. | Defense Procurement Manufacturing Services | DPMS |
| mil., abbr. | Defense Supply Agency Contract Administration Services | DSACAS |
| mil., abbr. | Defense Value Engineering Services Officer | DVESO |
| tradem., abbr. | Demon Information Services, Ltd. | DISL |
| mil., abbr. | Deputy Assistant Director of Medical Services | DADMS |
| mil., abbr. | Deputy Director, Contract Administration Services | DDCAS |
| mil., abbr. | Deputy Director of Dental Services | DDDS |
| mil., abbr. | Deputy Director of Postal Services | DDPS |
| mil., abbr. | Digest of Intelligence and Security Services | DISS |
| tradem., abbr. | Digital Collection Management Services | DCMS |
| mil., abbr. | Director, Contract Administration Services | DCAS |
| mil., abbr. | Director of Administrative Services | DAS |
| mil., abbr. | Director of Base Medical Services | DBMS |
| mil., abbr. | Director of Dental Services | DDS |
| mil., abbr. | Director of Services | DS |
| mil., abbr. | Directorate of Information Services | DDS |
| tradem., abbr. | Diversified Management Services | DMS |
| tradem., abbr. | Domino Unified Communications Services | DUCS |
| tradem., abbr. | Duke Engineering & Services, Inc. | DES |
| tradem., abbr. | Electronic Control Services Company | ECS |
| tradem., abbr. | Electronic Financial Services Council | EFSC |
| tradem., abbr. | Electronic Manufacturing Services | EMS |
| comp., abbr. | End User Services | EUS |
| tradem., abbr. | Enterprise Financial Services Corporation | EFSC |
| comp., abbr. | Enterprise Management Information Services | EMIS |
| mil., abbr. | Enterprise Mission Support Services Solutions | EMS3 |
| tradem., abbr. | Enterprise Services Partner | ESP |
| mil., abbr. | Environmental Services Division | ESD |
| tradem., abbr. | Equipment Manufacturing Services | EMS |
| tradem., abbr. | European Services Network | ESN |
| tradem., abbr. | European Trusted Services | ETS |
| tradem., abbr. | Exel Transportation Services, Inc. | ETSI |
| comp., abbr. | Expanded Memory Services | EMS |
| tradem., abbr. | Facilitation Services Group | FSG |
| tradem., abbr. | Farm Credit Services | FCS |
| ecol., abbr. | Federation of Astronomical and Geophysical Permanent Services | FAGS |
| mil., abbr. | File Transfer Services | FTS |
| tradem., abbr. | Filing Services Canada | FSC |
| tradem., abbr. | Financial Services Technology Consortium | FSTC |
| mil., abbr. | Fixed Satellite Services | FSS |
| avia. | Flight Information Services-Broadcast | FIS-Broadcast (MichaelBurov) |
| avia., Canada | flight services | Flight assistance and information provided by FSSs and FICs for aviation safety. Flight services include pilot briefings, flight plan (FP) acceptance and processing, aerodrome advisories, inflight communications, relay of ATC clearances, assistance to aircraft in emergency situations, alerting and searches for VFR aircraft, DF assistance, NAVAID monitoring, and issuance of NOTAM and surface weather observations. |
| mil., abbr. | Foreign Intelligence and Security Services | FISS |
| tradem., abbr. | Foundation Services, Incorporated | FSI |
| tradem., abbr. | Foundation Stock Services | FSS |
| tradem., abbr. | Franklin Templeton Investor Services | FTIS |
| energ.ind., abbr. | General Electric Environmental Services, Inc. | GEESI |
| tradem., abbr. | General Electric Information Services COmpany | GEISCO |
| mil., abbr. | General Services Administration Procurement Regulations | GSAPR |
| tradem., abbr. | Geodetic Services Inc | GSI |
| tradem., abbr. | Georgetown Cleaning Services | GCS |
| mil., abbr. | GIG Global Information Grid Enterprise Services | GES |
| mil., abbr. | Global Connectivity Services | GCS |
| mil., abbr. | Global Geographic Information and Services | GGIS |
| mil., abbr. | Global Geospatial and Information Services | GGI&S |
| tech., abbr. | Government Emergency Telecommunications Services | GETS |
| tradem., abbr. | Government Technology Services, Incorporated | GTSI |
| mil., abbr. | Headquarters and Headquarter Services | HHS |
| mil., abbr. | Health Services Command | HSC |
| tradem., abbr. | Henry County Genealogical Services | HCGS |
| tradem., abbr. | Hospitality Valuation Services | HVS |
| mil., abbr. | Hostile Intelligence Services | HIS |
| mil., abbr. | House Armed Services Committee | HASC |
| mil., abbr. | House Armed Services Investigation Subcommittee | HASIS |
| mil., abbr. | House Armed Services Permanent Investigation Subcommittee | HASPID |
| geol., abbr. | Housing Organisations Mobility And Exchange Services | HOMES |
| tradem., abbr. | Information And Referral Services | IRS |
| mil., abbr. | Information Resource Management Services | IRMS |
| tradem., abbr. | Information Services International | ISI |
| tradem., abbr. | Information Services Unlimited | ISU |
| gen. | inseparable services | nonseparable services (4uzhoj) |
| tech., abbr. | Institute of Radio Services Men | IRSM |
| mil., logist. | instruction to services | Instruction whose purpose is to inform the directors of the services of the maneuver which is being considered, to give them overall logistical objectives, and to initiate their suggestions for the implementation of their assets, taking into account the goal of the maneuver and its "time-space" phasing. (FRA) |
| tradem., abbr. | Insurance Services Office, Inc. | ISO |
| comp., abbr. | Integrated Communication Services | ICS |
| mil., abbr. | Integrated Services Data Network | ISDN |
| mil., logist. | integrated services digital network | Network using the digitization techniques in order to transmit, within the same infrastructure, several voice, data or image services. It permits the connection of telephonic equipment (automatic telephone exchange, telephone station), computers (terminals) as well as facsimile or videotex. Public digital network giving access, through a single line, to a whole series of services (telephone, telex, videotex, hardware, etc.). In France, the ISDN network is called NUMERIS. (FRA) |
| comp., abbr. | Integrated Utility Services | IUS |
| tradem., abbr. | Integrated Waste Services Association | IWSA |
| mil., abbr. | Intelligence Services Digital Network ISEIntelligence Support Element | ISDN |
| tradem., abbr. | Intercontinental Marketing Services | IMS |
| mil., abbr. | International Association of Security Services | IASS |
| med., abbr. | International Patient Services | IPS |
| mil., abbr. | Joint Defense Intelligence Support Services | JDISS |
| mil., abbr. | Joint Services Action Task Group | JSATG |
| mil., abbr. | Joint Services Advisory Group | JSAC |
| mil., abbr. | Joint Services Agreement Report | JSAR |
| mil., abbr. | Joint Services Amphibious Warfare Center | JSAWC |
| mil., abbr. | Joint Services Commendation Medal | JSCM |
| mil., abbr. | Joint Services Committee | JSC |
| mil., abbr. | Joint Services Conventional Ammunition Program | JCAP |
| mil., abbr. | Joint Services Conventional Ammunition Program Coordinating Group | JCAP-CG |
| mil., abbr. | Joint Services Cruise Missile Program Office | JSCMPO |
| mil., abbr. | Joint Services Detailed Interrogation Center | JSDIC |
| mil., abbr. | Joint Services Electronics Program | JSEP |
| ecol., abbr. | Joint Services Environmental Management Conference | JSEMC |
| mil., abbr. | Joint Services Fuze Plan | JSFP |
| mil., abbr. | Joint Services Imagery Processing System | JSIPS |
| mil., abbr. | Joint Services Imagery Processor | JSIP |
| mil., abbr. | Joint Services Intelligence Manual | JSIM |
| mil., abbr. | Joint Services Liaison Staff | JSLS |
| mil., abbr. | Joint Services Mountain Training Center | JSMTC |
| mil., abbr. | Joint Services Office | JSO |
| mil., abbr. | Joint Services Operational Requirements | JSOR |
| mil., abbr. | Joint Services Program Management Review Committee | JSPMRC |
| mil., abbr. | Joint Services Small Arms Program | JSSAP |
| mil., abbr. | Joint Services Small Arms Program Management Committee | JSSAP-MC |
| mil., abbr. | Joint Travel Services | JTS |
| mil., abbr. | Joint Visual Information Services | JVIS |
| mil., abbr. | Joint Visual Information Services Distribution Activity | JVISDA |
| tradem., abbr. | Kaw Valley Internet Services, Inc. | KVIS |
| tradem., abbr. | Kootenay Internet Services | KIS |
| mil., abbr. | Leading Edge Services | LES |
| tradem., abbr. | Lesley Online Information Services | LOIS |
| tradem., abbr. | Lexicon Internet Services | LIS |
| mil., logist. | Logistic Services of the Armed Forces | An organization of forces and assets of the Armed Forces that provide logistic and technical support. Logistic Services consist of a variety of units, agencies, services and subunits which provide troops with essential supplies, movement and transport, maintenance of equipment and materiel, medical assistance, etc. Depending on the scale and nature of the tasks involved, the Armed Forces distinguish between logistic services at the strategic, operational and troop levels. They may also be distinguished as centrally subordinated and subordinated to fronts, military districts, fleets, armies, corps, divisions, regiments etc. Some logistic services assets are directly subordinate to the Deputy Minister of Defence, who is Chief of Logistic Services, and to the heads of main and central directorates of the Ministry of Defence. Others are subordinate to the services, arms or branches, fronts, military districts, armies and other major formations, tactical formations and units. (UKR/NATO) |
| mil., abbr. | Logistics Services Locator | LSL |
| tradem., abbr. | Machining, Programming and Manufacturing Services | MPM |
| mil., abbr. | Maintenance Supply Services Agency | MSSA |
| mil., abbr. | Management Employment Services Division | MESD |
| comp., abbr. | Management Information Services | MIS |
| tradem., abbr. | Management Services Incorporated | MSI |
| tradem., abbr. | Manchester Information Datasets And Associated Services | MIDAS |
| tradem., abbr. | Manitoba Telephone Services | MTS |
| ecol., abbr. | Marine Meteorological Services | MMS |
| ecol., abbr. | Marine Meteorological Services System | MMSS |
| tradem., abbr. | Mayer Hoffman McCann Business Services, Inc. | MHM |
| tradem., abbr. | Media Technology Support Services | MTSS |
| mil., abbr. | Medical Eligibility Determination Services | MEDS |
| tradem., abbr. | Mercy Nursing Services | MNS |
| ecol., abbr. | Meteorological Services to Marine Activities | MSMA |
| tradem., abbr. | Mining Consulting Services, Inc. | MCSI |
| tradem., abbr. | Molli Computer Services, Inc. | MCSI |
| comp., abbr. | Multi-Megabit Data Services | MMDS |
| tradem., abbr. | National Assistance Services Australia | NASA |
| tradem., abbr. | National Association Credit Services | NACS |
| mil., abbr. | National Association For Uniformed Services | NAUS |
| tradem., abbr. | National Equipment Services | NES |
| tradem., abbr. | National Technology Services, Inc. | NTS |
| tradem., abbr. | National Technology Services, Inc. | NTSI |
| tradem., abbr. | Nationwide Real Estate Services | NRES |
| mil., abbr. | NATO Maintenance Supply Services Agency | NMSSA |
| mil., abbr. | Net Centric Enterprise Services | NCES |
| mil., abbr. | Network Services | NS |
| comp., abbr. | Network Transport Services/2 | NTS/2 |
| tradem., abbr. | Nikon Professional Services | NPS |
| tradem., abbr. | Northern Visual Services | NVS |
| tradem., abbr. | Oads Work Services | OWS |
| tradem., abbr. | O'Brien Investment Services | OIS |
| mil., abbr. | Office of Preparedness, General Services Administration | OP/GSA |
| mil., abbr. | Office of Support Services | OSS |
| mil., abbr. | Office of the Chief of Support Services | OCSS |
| mil., abbr. | Office, Services and Information Agency | OSIA |
| tradem., abbr. | Oil Field Services | OFS |
| tradem., abbr. | OMNI Information Services | OIS |
| tradem., abbr. | Oncology Patient Management Audit Services | OPMAS |
| tech., abbr. | Oncology Services Corporation | OSC |
| sport., abbr. | Online Premium Services | OPS |
| comp., abbr. | Open Data Services | ODS |
| comp., abbr. | Open Grid Services Architecture | OGSA |
| mil., abbr. | Operational Services Agreement | OSA |
| tradem., abbr. | Oracle Support Services | OSS |
| tradem., abbr. | Oriental Bank of Commerce Domestic Services | OBCDS |
| tradem., abbr. | Outsourcing Services Group | OSG |
| tradem., abbr. | Overseas Financial Services | OFS |
| tradem., abbr. | Pan Information And Networking Services | PINS |
| tradem., abbr. | Panther Creek Information Services | PCIS |
| tradem., abbr. | Percy Engineering Services | PES |
| comp., abbr. | Personal Communication Services | PCS |
| mil., abbr. | Personal Communications Services/Universal Personal Telecommunications | PCS/UPT |
| tradem., abbr. | Personal Services Group | PSG |
| mil., abbr. | Personnel Administrative Services Agency | PASA |
| mil., abbr. | Personnel Services | PS |
| mil., abbr. | Personnel Services Battalion | PSB |
| mil., abbr. | Personnel Services Division | PSD |
| tradem., abbr. | Petroleum Chemicals Marketing Services | PCMS |
| tradem., abbr. | Petroleum Engineering Services | PES |
| tradem., abbr. | Portland Yacht Services, Inc. | PYSI |
| tradem., abbr. | Portland Yacht Services, Inc. | PYS |
| mil., abbr. | Product Engineering Services Office | PESO |
| tradem., abbr. | Professional Analytical and Consulting Services | PACS |
| tradem., abbr. | Professional Quality Services | PQS |
| tradem., abbr. | Professional Services Organization | PSO |
| mil., abbr. | Protected Services List | PSL |
| tradem., abbr. | Psychometric Services, Ltd. | PSL |
| tradem., abbr. | Public Information Network For Electronic Services | PINES |
| tradem., abbr. | Public Services Group | PSG |
| tradem., abbr. | QUALCOMM Internet Services | QIS |
| tradem., abbr. | Qualified Financial Services | QFS |
| tradem., abbr. | Quality Aviation Services, Inc. | QAS |
| tradem., abbr. | Quality Computer Services | QCS |
| tradem., abbr. | Quality Education Services, Inc. | QES |
| tradem., abbr. | Quality High-Tech Services | QHT |
| tradem., abbr. | Quality Inspector Services | QIS |
| tradem., abbr. | Quality Jewelry Services | QJS |
| tradem., abbr. | Quality Management Services | QMS |
| tradem., abbr. | Quality Marketing Services | QMS |
| tradem., abbr. | Quality Products and Services | QPS |
| tradem., abbr. | Quality Services International | QSI |
| tradem., abbr. | Quality Technology Services | QTS |
| tradem., abbr. | Quantitative Services Group, LLC | QSG |
| tradem., abbr. | Quantum Internet Services, Inc. | QIS |
| tradem., abbr. | Quantum Technical Services | QTS |
| tradem., abbr. | Quasar Services, Inc. | QSI |
| tradem., abbr. | Queensland And Northern Territory Aerial Services, Limited | QANTAS |
| tradem., abbr. | Quiescence Diving Services , Inc. | QDSI |
| tradem., abbr. | Quorn Travel Services | QTS |
| tradem., abbr. | Race Services Incorporated | RSI |
| nautic., abbr. | Radio Technical Commission for Marine Services | RTCM |
| tradem., abbr. | Redd, Brown, & Williams Real Estate Services | RBW |
| mil., abbr. | Regulations for the Army Fire Services | RAFS |
| tradem., abbr. | Reliable Transfer Services | RTS |
| tradem., abbr. | Reprographic Imaging Services | RIS |
| mil., abbr. | Required Automated Services Center | RASC |
| tradem., abbr. | Residence And Catering Services | RCS |
| tradem., abbr. | Resource Services, Inc. | RSI |
| tradem., abbr. | Resource Services Incorporated | RSI |
| mil., abbr. | Returned Services Association | RSA |
| tradem., abbr. | Rocky Mountain Sound Production Services | RMSPS |
| tradem., abbr. | Roof Consulting Services, Inc. | RCS |
| tradem., abbr. | S S Management Advisory Services | SSMAS |
| tradem., abbr. | Sales Technical Services | STS |
| mil., abbr. | Scientific and Technical Intelligence Information Services Program | STIISP |
| mil., abbr. | Scientific Services Program | SSP |
| sport., abbr. | Secret Quake Services | SQS |
| tradem., abbr. | Selective Computer Services Company | SCC |
| mil., abbr. | Senate Armed Services Committee | SASC |
| mil., abbr. | Services Electronics Parts Coordinating Committee | SEPCO |
| comp., abbr. | Services Provider License Agreement | SPLA |
| mil., abbr. | Services Rations Department | SRD |
| mil., abbr. | Services Systems Acquisition Review Council | SSARC |
| tradem., abbr. | Severn Trent Services | STS |
| tradem., abbr. | Siemens Business Services | SBS |
| med., abbr. | Sitka Prevention And Treatment Services | SPATS |
| tradem., abbr. | Smith's Net Services | SNS |
| tradem., abbr. | Software Services, Inc. | SSI |
| tradem., abbr. | South Pacific Information Services | SPIS |
| mil., abbr. | Special Air Services | SAS |
| mil., abbr. | Special Armed Services | SAS |
| mil., abbr. | Special Services Group | SSG |
| tradem., abbr. | Specialist Courier Services | SCS |
| tradem., abbr. | Specialized Pharmacy Services | SPS |
| tradem., abbr. | Spectacular Products And Services Company | SPSC |
| tradem., abbr. | Storage Networking World Services | SNW |
| tradem., abbr. | Strategic Information Technology Services | SITS |
| tradem., abbr. | Summit Settlement Services | SSS |
| mil., abbr. | Supplemental Programs and Services | SPS |
| mil., abbr. | Supply and Services Agency | SSA |
| mil., logist. | supply services | An organization consisting of permanent military command and control organizations and formations whose role is the supply of the forces. The Armed Forces of the икгаіпе have services supplying motor vehicles, clothing, food, medical stores, missiles and artillery munitions, etc. They form a subdivision of overall logistic support and their activities include ordering and taking delivery of items, constituting stocks, stock control, storing and issuing materiel, resupplying lost or expended items, dispatching and delivering items and stock management. (UKR/NATO) |
| tradem., abbr. | Surf The Net Internet Services | STN |
| mil., abbr. | Sustaining Base Information Services | SBIS (or System) |
| mil., abbr. | Switched Data Services | SDS |
| mil., abbr. | Technical Assistance and Management Services | TAMS |
| tradem., abbr. | Technical Professional Services | TPS |
| tradem., abbr. | Technology Services Group | TSG |
| tradem., abbr. | Tesco Merchant Services | TMS |
| comp., abbr. | Text Services Manager | TSM |
| tradem., abbr. | Tiff Advisory Services | TAS |
| tradem., abbr. | Todd Education Computer Services Company | TECS |
| tradem., abbr. | Totally Independent Musician Services | TIMS |
| sport., abbr. | Tournament Housing Services | THS |
| avia. | Traffic Information Services-Broadcast | TIS-Broadcast (MichaelBurov) |
| tradem., abbr. | Training And Consultancy Services | TACS |
| mil., abbr. | Transaction Services | TS |
| tradem., abbr. | Tribune Media Services | TMS |
| tradem., abbr. | United Armored Services | UAS |
| tradem., abbr. | United Energy Services Corporation | UESC |
| tradem., abbr. | United Government Services, L. L. C. | UGS |
| tradem., abbr. | United Health Services | UHS |
| tradem., abbr. | United Pediatric Services | UPS |
| mil., abbr. | United States Army Health Services Command | USAHSC |
| tradem., abbr. | Universal Hospital Services, Inc. | UHS |
| tradem., abbr. | Universal Janitorial Services | UJS |
| mil., abbr. | Universal Network Architecture Services | UNAS |
| tradem., abbr. | University Accounting Services, Llc. | UAS |
| comp., abbr. | Unix System Services | USS |
| tradem., abbr. | Valley Services Electronics | VSE |
| tradem., abbr. | Vaughn Agricultural Research Services, Ltd. | VARS |
| tradem., abbr. | Vauxhall Transmission Services | VTS |
| tradem., abbr. | VED Software Services, Inc. | VSSI |
| tradem., abbr. | Viking Financial Services | VFS |
| tradem., abbr. | Visa International Services Association | VISA |
| mil., abbr. | Voice Communications Services | VCS |
| tradem., abbr. | W. & A. Distribution Services, INC. | WADS |
| tradem., abbr. | W M Financial Services, Inc. | WMFS |
| tradem., abbr. | W P Valuation Services | WPVS |
| tradem., abbr. | Wang Government Services Inc | WGSI |
| tradem., abbr. | Warner Media Services | WMS |
| tradem., abbr. | Washington Gas Energy Services, Inc. | WGES |
| tradem., abbr. | Washington Government Relations Services | WGRS |
| mil., abbr. | Washington Headquarters Services | WHS |
| tradem., abbr. | Washington National Tax Services | WNTS |
| tradem., abbr. | Waste Management Federal Services, Inc., Northwest Operations | WMNW |
| tradem., abbr. | Waste Management Services | WMS |
| tradem., abbr. | WaterMark Financial Services | WFS |
| tradem., abbr. | Wealth and Tax Advisory Services, Inc. | WTAS |
| tradem., abbr. | Weather Services International | WSI |
| tradem., abbr. | Web Dot Com Services | WDCS |
| comp., abbr. | Web Engineered Systems and Services | WESS |
| tradem., abbr. | Web Marketing Services, Inc. | WMSI |
| tradem., abbr. | Web & Network Services Group | WNSG |
| comp., abbr. | Web Services Definition Language | WSDL |
| tradem., abbr. | Web Services Developer Center | WSDC |
| comp., abbr. | Web Services Flow Language | WSFL |
| tradem., abbr. | Web Services Group | WSG |
| comp., abbr. | Web Services Interest Group | WSIG |
| comp., abbr. | Web Services Internationalization Task Force | WSITF |
| tradem., abbr. | WebSite Hosting & Design Services | WHDS |
| tradem., abbr. | Weirdo Zone Exploratory Services | WZES |
| gen. | welfare services | services that provide help with people's living conditions and financial problems |
| tradem., abbr. | Wells Fargo Shareowner Services | WFSS |
| tradem., abbr. | Wellspring Wireless Utility Services | WWUS |
| tradem., abbr. | Wesley Gambling Counselling Services | WGCS |
| tradem., abbr. | West Branch Bookkeeping Services | WBBS |
| tradem., abbr. | West Central Joint Services | WCJS |
| tradem., abbr. | West Coast Film Services | WCFS |
| tradem., abbr. | West Highland Support Services | WHSS |
| tradem., abbr. | West Michigan Internet Services | WMIS |
| tradem., abbr. | West River Health Services | WRHS |
| tradem., abbr. | West Shore Computer Services | WSCS |
| tradem., abbr. | West Texas Internet Services | WTIS |
| tradem., abbr. | West Valley Nuclear Services | WVNS |
| tradem., abbr. | West Valley Nuclear Services Company | WVNSC |
| tradem., abbr. | West Yorkshire Joint Services | WYJS |
| tradem., abbr. | Western Data Services, Inc. | WDSI |
| tradem., abbr. | Western Kentucky Internet Services | WKYI |
| tradem., abbr. | Western Marine Insurance Services | WMIS |
| tradem., abbr. | Western Nevada Insurance Services, Inc. | WNIS |
| tradem., abbr. | Western Regional Insurance Services | WRIS |
| tradem., abbr. | Western Union Financial Services | WUFS |
| tradem., abbr. | Westinghouse Government Environmental Services | WGES |
| tradem., abbr. | Wheaton Franciscan Services Inc | WFSI |
| tradem., abbr. | White Financial Planning Services | WFPS |
| tradem., abbr. | White Glove Restoration Services | WGRS |
| tradem., abbr. | White Pine Internet Services | WPIS |
| med., abbr. | Whitehorse Medical Services, Ltd. | WMSL |
| tradem., abbr. | Wiese Risk Management Services | WRMS |
| med., abbr. | Wilderness Emergency Medical Services Institute | WEMSI |
| tradem., abbr. | Wilkinson Aircraft Services | WAS |
| med., abbr. | Willamette Family Treatment Services | WFTS |
| tradem., abbr. | Willamette Integrated Technology Services | WITS |
| tradem., abbr. | Williams Internet Design and Services | WIDS |
| tradem., abbr. | Williams Technology Consulting Services | WTCS |
| tradem., abbr. | Wilshire Financial Services Group | WFSG |
| tradem., abbr. | Wilson Quality Auditing & Training Services | WQATS |
| tradem., abbr. | Wind River Web Services | WRWS |
| tradem., abbr. | Windows in Financial Services | WFS |
| tradem., abbr. | WIPO Patent Information Services | WPIS |
| med., abbr. | Womens Health Care Services | WHCS |
| mil., abbr. | Womens Voluntary Services | WVS |
| tradem., abbr. | Wood Group Engineering Services | WGES |
| tradem., abbr. | Wood Group Wireline Services | WGWS |
| tradem., abbr. | Woodward Clyde Federal Services | WCFS |
| tradem., abbr. | Work First Employment Services | WFES |
| tradem., abbr. | Workers' Disease Detection Services, Inc. | WDDS |
| comp., abbr. | Workstation Services Group | WSG |
| tradem., abbr. | World Class Charter Services | WCCS |
| tradem., abbr. | World Information Services Unlimited | WISU |
| tradem., abbr. | World Net Services, Inc. | WNSI |
| tradem., abbr. | World Network Services | WNS |
| tradem., abbr. | World Online Net Services | WONS |
| tradem., abbr. | World Services Group | WSG |
| tradem., abbr. | World Technology Services, Inc. | WTS |
| tradem., abbr. | World Wide Matrimonial Services | WWM |
| tradem., abbr. | WorldWide Medical Services | WWMS |
| tradem., abbr. | WorldWide Network Services, Inc. | WWNS |
| tradem., abbr. | Worldwide Warehouse Redistribution Services | WWRS |
| tradem., abbr. | WWIV Software Services | WSS |
| tradem., abbr. | Xerox Business Services | XBS |
| tradem., abbr. | Youth Guardian Services | YGS |
| mil., abbr. | Youth Services and School Age Services | YS/SAS |
| tradem., abbr. | Youth & Shelter Services, Inc. | YSS |
| tradem., abbr. | Zee Web Net Services | ZWN |
