To be frank I am pretty new to this acronym. But while checking almost 200+ acronym representation for this. Please check here for the complete list as mentioned below.
- Society of Physics Students
- Standard Procurement System (US DoD)
- San Pedro Sula (Honduras)
- Special (Weather) Statement
- Springfield Public Schools (Missouri)
- Suicide Prevention Services of America
- St. Paul’s School
- Salaried Professional Service
- Switching Power Supply
- School of Public Service (various locations)
- Self-Protection System (defensive systems upgrade to USAF HH-60G helicopters; circa 2000)
- Single Payment Scheme (UK)
- Southwestern Public Service
- School of Professional Studies (various schools)
- Spare Parts Service (various locations)
- Security and Public Safety (various locations)
- Sage Payment Solutions (Sage Software)
- Super Proton Synchrotron (at CERN)
- Shock Protection System
- Stiff Person Syndrome
- Sharpshooter
- Suffolk Public Schools (Virginia)
- Scottish Prison Service (UK)
- Sharepoint Portal Server (Microsoft product)
- Sport and Society
- Signal Processing Society
- Subsea Production Systems
- Signal Processing System
- Sanitary and Phytosanitary Standards
- Sewage Pumping Station
- Satellite Power System
- Secondary Power (Distribution) System
- Syndiotactic Polystyrene
- Select Portfolio Servicing (mortgages; various locations)
- Speicherprogrammierbare Steuerung (German; programmable logic controller)
- Sigma Pi Sigma (physics honor society)
- Saskatoon Police Service (Saskatchewan, Canada)
- Standard Positioning Service
- Southern Partnership Station (US Navy)
- Specific Pavement Studies
- Strategic Planning Society
- Saskatoon Public Schools (Saskatchewan, Canada)
- Special Services
- Semiconductor Products Sector (Motorola)
- Security Police Squadron
- Socialist Party of Serbia (political party created in 1989 in Serbia Yugoslavia)
- Sandwich Plate System
- Student Personnel Services (aka Guidance Counselors)
- Satellite Positioning System
- School of Policy Studies (Queen’s University, Ontario, Canada)
- Semi-Persistent Scheduling
- Special Programme in Science (est. 1996; Singapore)
- Standby Power Supply
- Software Product Services
- Signaling Protocols and Switching
- Service Packs
- Suzuki Power System
- Sequence Parameter Set
- Superscript
- Scalable Port Switch
- Storage Processors
- Security Panel System
- Sun Preventive Services
- Scan Point Status
- Sub Ports
- Spool Printing System
- Signaling Points
- Sharepoint Portal Server
- Session Presentation Services
- Smart Power Saving
- Shared Product Space
- Signal Processing Studio
- Service Providers
- System Protection Scheme (various companies)
- Sodium Polyanethol Sulfonate
- Shots Per Second (combat statistics)
- School Performance Score
- Simple Partial Seizure
- Service Provisioning System
- Symbols Per Second (digital communications)
- Shingles Prevention Study (clinical study)
- Seat Position Sensor
- Single Property Site (real estate)
- Shaking Puppy Syndrome (canine medical condition)
- Special Purpose Ship
- Surface Plasmon Spectroscopy
- System Performance Specification
- Sandvik Process Systems (Sandvik Group; Sweden)
- Social Protection Strategy (various locations)
- System Performance Simulation
- Secure Packet Shield
- Standard Positioning System
- Service Propulsion System (Apollo spacecraft)
- Service Provider Solutions (various companies)
- Serbian Socialist Party (Serbia and Montenegro)
- Snecma Propulsion Solide (France)
- Symposium on Privacy and Security (computer security)
- Sécurité et Protection de La Santé (French: Safety and Health Protection)
- Social and Political Sciences (University of Cambridge)
- Strategic Policy Statement (various organizations)
- Society for Pentecostal Studies (Cleveland, TN)
- Society for Psychoanalytic Studies (American Psychological Association)
- Software Preservation Society (formerly Classic Amiga Preservation Society)
- Second Person Shooter (gaming)
- Special Protection System
- Signal Processing Subsystem
- Supportive Professional Staff (Northern Illinois University)
- Software Product Specification
- Standby Power System
- Substantive Policy Statement (Arizona)
- Single Phase Standard
- Surface Preparation System
- Strategic Problem Solving
- Scandinavian Physiological Society (est. 1925)
- Student Photographic Society (Atlanta, GA)
- Secondary Propulsion System (spacecraft)
- Structural Preservation Systems (est. 1976)
- Storage Products Services (est. 1955; Scotland, UK)
- Signal Processor Subsystem
- Small-Polyped Stony Corals
- Statewide Public Service (Alaska)
- Suntory Publicity Service Limited (Japan)
- Synergy Professional Services (Portland, OR)
- Sales Performance Solutions
- Single-Photon Source
- Sony Play Station
- Symantec Product Specialist
- Smart Printing Services (Hewlett-Packard Development Company, LP)
- Sand Pine Scrub (ecosystem; Flordia)
- Scranton Preparatory School (Scranton, PA)
- Satellite Processing System
- Stand-by Power Supply
- Surface Photovoltage Spectroscopy
- South Park Studios
- Shand Power Station
- Shanghai Port Surcharge
- Supplementary Purchase Specification
- Solar Powered Satellite
- Spectrum Planning Subcommittee
- Signalling Protocols and Switching
- Shuttle Procedures Simulator (US NASA)
- Software Productivity Solutions, Inc.
- Small Penis Syndrome (psychological condition)
- Spokane, Portland, and Seattle (railroad)
- Stall Protection System (aviation)
- Sun Preventive Services (Sun Microsystems)
- Soyuz Pravykh Sil (Russia: Union of Rightist Forces)
- St. Patrick’s Missionary Society (religious order)
- School of Practical Science (University of Toronto)
- Wichita Falls, TX, USA – Wichita Falls Municipal (Airport Code)
- Small Purchase System
- Southfield Public Schools
- Special Projects Section (California Highway Patrol)
- State Permit System
- Specific Purpose Statement (public speaking)
- Shell People Services
- Statement of Prior Submission
- Short Person Syndrome
- Static Priority Scheduling
- Safety Performance Solutions, Inc. (Blacksburg, VA, USA)
- Surface Plasma Source
- Sozialdemokratische Partei Schweiz (Swiss Social Democrat Party)
- Specialist, Personnel Supervisor (US Navy)
- Sensor Processing Subsystem
- Salvationist Publishing & Supplies
- Sembawang Primary School (Singapore)
- Skin Pharmacology Society
- Small Patella Syndrome
- Self Praise Stinks
- Single Parameter Scaling
- Socialist Party of Switzerland
- Standby Power Source
- Spikey Polygon Syndrome
- Society of Polymer Science
- Single Point Solution
- Sound-Processing Software
- Student Payment Summary (student loans)
- Single Point of Service
- Special Periodical Survey
- Stamford Primary School (Singapore)
- Spatial Power Spectrum
- Spring Pressure Pilot
- Somers Public Schools (Connecticut)
- Supplier Problem Sheet
- Ship Planning System
- Special Project Support
- Society for Preserving Skule (University of Toronto)
- Sonobouy Processing System (Canadian Navy)
- Safety Precedence Sequence
- Shuqun Primary School (Singapore)
- Symbolic Programming Language (1960s IBM computer language; preceded Autocoder)
- Structured Postscript
- Submission Processing Site
- Sprint Plus Services
- Simplified Processing Station
- Spanish Philatelic Society
- Single Point Stick (walking stick)
- System Performance Specialist (FAA)
- Software Procurement Specification
- Spam Prevention System (Trend Micro)
- Semitic Phlegm Syndrome (Chanukah)
- Solarcom Partner Services (Norcross, GA)
- Support Processing Subsystem
- Shaggy Pun Syndrome
- Schedule Promulgated Separately
- Special Purpose Sonar
- Satellite Principal System
- Steam Pressure Switch
- Shipboard Radar Search
- Software Professional Solutions, Inc
- Specialist, Shore Patrol and Security (US Navy)
- Sharing Profile System
- Surveys and Population Studies
- Spot on Sand (surveying)
- Single Photoelectron Spectrum
- Spellsinger Class (game)
- Special Project Superintendent
- Survival Power Source
- Statement of Prior Submmission
- Substantive Production Subcommittee
- Special Purpose Segment
- Statistical Performance Standard
- Sample(s) per Second (also seen as S/S)