Skip to main content
It looks like you're using Internet Explorer 11 or older. This website works best with modern browsers such as the latest versions of Chrome, Firefox, Safari, and Edge. If you continue with this browser, you may see unexpected results.

GovSpeak: A Guide to U.S. Government Acronyms & Abbreviations: P

The most current, extensive and fully-linked listing of U.S. government agency, office, program and publication acronyms.


P2 Pollution Prevention
P&R Personnel and Readiness
P&SP Packers and Stockyards Program (changed to PSD)
PA Bureau of Public Affairs (changed to GPA; older link archive)
PAB Personnel Appeals Board | Program Analysis Branch
PACA Perishable Agricultural Commodities Act Program
PACE Plankton, Aerosol, Cloud, ocean Ecosystem | Program of All-Inclusive Care for the Elderly (older link archive)
PACEI Presidential Advisory Commission on Election Integrity (discontinued 1/18; documents & correspondence)
PACER Public Access to Court Electronic Records (older link archive)
PACHA Presidential Advisory Council on HIV/AIDS (older link archive)
PACIFICA Pacific Ocean Interior Carbon database (older link archive; archive2)
PACT Partnering and Communicating Together to Act Against AIDS (older link archive)
PAD Policy Analysis Division (older link archive)
PADD Product Acquisition & Deployment Directorate
PADRECC Parkinson’s Disease Research, Education, and Clinical Center
PAD-US Protected Areas Database of the United States (older link archive)
PAF Pregnancy Assistance Fund (older link archive; archive2)
PAFA Priority-based Assessment of Food Additives (unable to verify 5/19)
PAGER Prompt Assessment of Global Earthquakes for Response
PAGES Public Access Gateway for Energy & Science
PAID Payroll Audit Independent Determination (older link archive)
PAIR Patent Application Information Retrieval
PAIRS Partnerships to Advance Innovation and Regulatory Science
PAM Office of Acquisition and Property Management | Pesticide Analytical Manual (older link archive)
PAMA Pediatric, Adolescent & Maternal AIDS Branch (changed to MPIDB)
PAMS Portfolio Analysis And Management System
PAO Privacy Act Office | Public Affairs Office
PARIS Public Assistance Reporting Information System
PARISE Phased Array Radar Innovative Sensing Experiment
PASS Physical Assessment Subsystem (older link archive)
PATH Projects for Assistance in Transition from Homelessness
PAUSE Public Alert: Unregistered Soliciting Entities (older link archive)
PAW Program to Achieve Wellness (unable to verify 3/19)
PBA Public and Business Affairs (changed to PAO)
PBGC Pension Benefit Guaranty Corporation
PBM Pharmacy Benefits Management Services
PBRN Primary Care Practice-Based Research Networks (older link archive)
PBS Public Buildings Service (older link archive)
PC Peace Corps
PCA Plant Conservation Alliance (unable to verify 8/17)
PCAH President’s Committee on the Arts and Humanities (unable to verify 2/18)
PCAOB Public Company Accounting Oversight Board (older link archive; archive2)
PCAST President's Council of Advisors on Science and Technology (older link archive)
PCB Prevention Communication Branch
PCBE President's Council on Bioethics (changed to PCSBI)
PCC Panama Canal Commission | Program for Cooperative Cataloging
PCD Prevening Chronic Disease Journal | Program Counsel Division (older link archive; archive2)
PCFSN President's Council on Fitness, Sports and Nutrition (older link archive)
PCIE President's Council on Integrity and Effiency (changed to CIGIE)
PCII Protected Critical Infrastructure Information (older link archive; archive2; archive3)
PCIP Pre-Existing Condition Insurance Plan (older link archive)
PCLO Privacy and Civil Liberties Office (changed to OPCL)
PCLOB Privacy and Civil Liberties Oversight Board (unable to verify 8/09)
PCMDI Program for Climate Model Diagnosis and Intercomparison (older link archive)
PCMH Patient Centered Medical Home
PCMSC Pacific Coastal and Marine Science Center (older link archive)
PCN Preassigned Control Number Program
PCOS Physics of the Cosmos Program
PCPID President's Committee for People with Intellectual Disabilities (older link archive)
PCRB Process of Care Research Branch (unable to verify 11/16) | Prepublication Classification Review Board
PCRM Program in Cellular Regulation and Metabolism (unable to verify 11/16)
PCS Permit Compliance System
PCSBI Presidential Commission for the Study of Bioethical Issues (defunct; archived at Georgetown)
PDB Planning Database (older link archive) | Population Dynamics Branch
PDC Prescott Dispatch Center
PDCO Planetary Defense Coordination Office
PDEGEN Program on Developmental Endocrinology and Genetics (unable to verify 3/18)
PDM Pre-Disaster Mitigation Grant Program (older link archive)
PDMP Prescription Drug Monitoring Programs
PDN Program in Developmental Neuroscience (unable to verify 3/18)
PDNB Pediatrics & Developmental Neuroscience Branch (changed to SBP)
PDP Pesticide Data Program
PD&R Office of Policy Development and Research
PDS Planetary Data System
PDSD Personnel and Document Security Division
PDSI Palmer Drought Severity Index
PEAP President's Education Awards Program
PEATT PFAS Exposure Assessment Technical Tools (older link archive)
PECAD Production Estimates and Crop Assessment Division (unable to verify 3/07; likely changed to IPAD)
PECE Policy for Evaluation of Conservation Efforts
PedNSS Pediatric Nutrition Surveillance System (discontinued 2012)
PEIR Program Evaluation and Information Resources
PEMAD Populations and Ecosystems Monitoring and Analysis Division (older link archive)
PEP Population Estimates Program (older link archive) | Priority Enforcement Program
PEPC Planning, Environment and Public Comment
PEPFAR President's Emergency Plan for AIDS Relief (older link archive)
PEPS Postsecondary Education Participants System
PESD Pacific Ecological Systems Division
PESP Pesticide Environmental Stewardship Program
PetDB Petrological Database
PFAS Per- and Polyfluoroalkyl Substances
PFDS Precipitation Frequency Data Server
PFEL Pacific Fisheries Environmental Laboratory (unable to verify 6/20)
PFIAB President's Foreign Intelligence Advisory Board (changed to PIAB)
PFM Office of Financial Management
PFR Partners for Recovery (unable to verify 8/19)
PFS Pay for Success | Principal Follow-Up Survey
PGD Program on Genomics of Differentiation (unable to verify 3/18)
PGNB Pediatric Growth and Nutrition Branch
PGPRU Plant Germplasm Preservation Research Unit (unable to verify 8/19; older link archive)
PHA Public Housing Agency (see PIH)
PHAP Public Health Associate Program
PharmPAC Pharmacist Professional Advisory Committee (unable to verify 11/16)
PHB Population Health Branch
PHE Public Health Emergency
PHECC Public Housing Environmental and Conservation Clearinghouse (older link archive)
PHEMCE Public Health Emergency Medical Countermeasures Enterprise
PHESD Public Health and Environmental Systems Division
PHGKB Public Health Genomics Knowledge Base (older link archive)
PHGR Public Health Grand Rounds (older link archive)
PHIFP Public Health Informatics Fellowship Program
PHIL Public Health Image Library (older link archive)
PHIN Public Health Information Network
PHITD Public Health and Integrated Toxicology Division
PHITPO Public Health Informatics and Technology Program Office (replaced by PHSIPO)
PHLIC Public Health Library and Information Center (changed to CDC Library)
PHMSA Pipeline and Hazardous Materials Administration
PHOD Physical Oceanography Division
PHPPO Public Health Practice Program Office (defunct)
PHPPP Plant Health and Production and Plant Products
PHPR Office of Public Health Preparedness and Response (changed to CPR)
PHPS Public Health Prevention Service
PHR Public Health Reports (older link archive)
PHREO Program in Human Research Ethics and Oversight
PHS Division of Public Health Services | Public Health Service (changed to ASH then OASH) | Public Health Statements
PHSIPO Public Health Surveillance and Informatics Program Office (unable to verify 6/14)
PHSPO Public Health Surveillance Program Office (changed to PHSIPO)
PHTN Public Health Training Network (defunct; some content absorbed by CDC Learning Connection)
PHY Physics Division
PI Office of Policy and International Affairs (changed to IA) | Promoting Interoperability
PIA Privacy Impact Assessments
PIAAC Program for the International Assessment of Adult Competencies
PIAB President's Intelligence Advisory Board (defunct or inactive 1/17, WH transition)
PIADC Plum Island Animal Disease Center
PIC PNNL Institutional Computing (unable to verify 3/19)
PI CASC Pacific Islands Climate Adaptation Science Center (older link archive; archive2)
PICH Partnerships to Improve Community Health
PICS / PICSWEB Procurement Information Control System (unable to verify 2/16)
PI CSC Pacific Islands Climate Science Center (changed to PI CASC)
PID Pathway Interaction Database (website retired; content merged into NDEx)
PIDB Public Interest Declassification Board
PIECP Prison Industry Enhancement Certification Program (unable to verify 11/16)
PIFSC Pacific Islands Fisheries Science Center (older link archive)
PIGWAD Planetary Interactive G.I.S.-on-the-Web Analyzable Database (retired 2/19; replaced by MRCTR)
PIH Office of Public and Indian Housing (older link archive)
PIL Prescription Interdiction & Litigation Task Force
PILB Public Information and Liaison Branch (changed to CB)
PILOT Planetary Image Locator Tool
PILOTS Published International Literature on Traumatic Stress (changed to PTSDpubs)
PILT Payment in Lieu of Taxes
PIN Public Integrity Section (older link archive)
PINR Division of Price and Index Number Research
PIRLS Progress in International Reading Literacy Study
PISA Program for International Student Assessment
PIT Point in Time homeless count
PLAIN Plain Language Action and Information Network
PLC Price Loss Coverage
PLLI National Institute on Postsecondary Education, Libraries, and Lifelong Learning (defunct)
PLR Polar Programs (changed to OPP)
PLS Physical and Life Sciences Directorate | Public Land Statistics (older link archive) | Public Libraries Survey
PLSS Public Land Survey System (older link archive)
PM Bureau of Political-Military Affairs (older link archive)
PMA Premarket Approval
PMB Office of Policy, Management and Budget | Pharmaceutical Management Branch
PMC PubMed Central
PMEL Pacific Marine Environmental Laboratory
PMF Presidential Management Fellows Program
PM/GPI Office of Global Programs and Initiatives
PMI Precision Medicine Initiative (older link archive; archive2) | President’s Malaria Initiative
PML Physical Measurement Laboratory
PMNM Papahānaumokuākea Marine National Monument
PMPD Program and Project Management Policy, Practice and Development Division
PM/PPA Political-Military Policy and Planning Team (unable to verify 8/18)
PMRP Particulate Matter Review Panel (discontinued 10/18)
PMS Payment Management System
PM/SDI Office of State-Defense Integration
PM/SNA Office of Security Negotiations and Agreements (older link archive)
PM/WRA Office of Weapons Removal and Abatement (also, WRA)
PNB Presidential Nominations Branch
PNGV Partnership for a New Generation of Vehicles (unable to verify 12/12)
PNNL Pacific Northwest National Laboratory
PNP Protection and National Preparedness (unable to verify 8/18; older link archive)
PNSO Pacific Northwest Site Office (older link archive)
PNSP Pesticide National Synthesis Project (unable to verify 6/20; older link archive)
PNSS Pregnancy Nutrition Surveillance System (discontinued 2012)
PNT Positioning, Navigation and Timing (older link archive)
PNW Pacific Northwest Research Station (older link archive)
POB Pediatric Oncology Branch
PO.DAAC Physical Oceanography Distributed Active Archive Center (older link archive; archive2)
POLAD Office of the Coordinator of the Foreign Policy Advisor Program (older link archive)
POMS Program Operations Manual System
POP Pelagic Observer Program (older link archive)
PORTS Physical Oceanographic Real-Time System
POTUS President of the United States
PPA Office of Policy Analysis
PPB Pregnancy and Perinatology Branch | Program on Physical Biology (unable to verify 3/18)
PPCS Police-Public Contact Survey
PPD Particle Physics Division | Political Prisoner Database (older link archive)
PPDB Pesticide Properties DataBase (older link archive)
PPDC Pesticide Program Dialogue Committee
PPE-Info Personal Protective Equipment Information
PPEO Program Performance and Evaluation Office
PPFS Port Performance Freight Statistics Program
PPHO Prion and Public Health Office
PPI Producer Price Index
PPIRS Past Performance Information Retrieval System (merged into CPARS; older link archive)
PPITS Program on Pediatric Imaging and Tissue Sciences (unable to verify 11/16)
PPM Office of Program, Policy and Management
PPO Office of Policy and Public Outreach
PPOC Prints & Photographs Online Catalog
PPOHA Promoting Postbaccalaureate Opportunities for Hispanic Americans
PPP Prohibited Personnel Practices (older link archive)
PPPL Princeton Plasma Physics Laboratory
PPPO Portsmouth/Paducah Project Office
PPPR Project Plan Peer Review
PPQ Plant Protection and Quarantine
PPRO Program in Perinatal Research and Obstetrics (unable to verify 3/18)
PPS Planetary Protection Subcommittee | Precipitation Processing System
PQRS Physician Quality Reporting System (discontinued 2016; transitioned to MIPS)
PRA Presidential Records Act
PRAC Pandemic Response Accountability Committee (older link archive)
PRAE Program in Reproductive and Adult Endocrinology (unable to verify 11/16)
PRAMS Pregnancy Risk Assessment Monitoring System
PRAMStat PRAMS online data platform (discontinued)
PRAO Professional Responsibility Advisory Office
PRB Prevention Research Branch | Program Review Branch | Publications Review Board (changed to PCRB)
PRC Postal Regulatory Commission
PRCC Prevention Research Coordinating Committee (older link archive)
PRD Pilot Records Database
PREA National Prison Rape Elimination Commission (unable to verify 2/18)
PREMIS Preservation Metadata: Implementation Strategies
PREP Partnership for Resilience and Preparedness
PRISM Performance and Registration Information Systems Management (older link archive) | Primary Response Incident Scene Management
PRISM-ID Protective Research Information System Management System replaced by PTMS)
PRM Bureau of Population, Refugees, and Migration (older link archive)
PRS HIV/AIDS Prevention Research Synthesis Project
PSA Pretrial Services Agency | Protective Security Advisor Program (older link archive; archive2)
PSAP Participant Statistical Areas Program (older link archive)
PSB Payroll Services Branch (older link archive; archive2)
PSC Partnership for Sustainable Communities (unable to verify 8/18) | Program Support Center | Project Safe Childhood
PSCR Public Safety Communications Research (older link archive; archive2; archive3)
PSD Packers and Stockyard Division | Physical Sciences Division (changed to PSL) | Policy and Standards Division | Production, Supply and Distribution (older link archive)
PSDB Pyramid Servings Database
PSGP Port Security Grant Program (older link archive)
PSHSB Public Safety & Homeland Security Bureau (older link archive)
PSI Physical Science Informatics
PSL Physical Sciences Laboratory
PSLF Public Service Loan Forgiveness Program (older link archive)
PSN Project Safe Neighborhoods (older link archive)
PSNET Patient Safety Network
PSO Princeton Site Office (older link archive)
PSOB Public Safety Officers’ Benefits Program (older link archive)
PSOTP Protective Service Operations Training Program
PSS Preferred Sustainability Status | Private School Universe Survey
PSTP Physical Security Training Program
PSW Pacific Southwest Research Station
PTAB Patent Trial and Appeal Board (older link archive; archive2)
PTCIB Pediatric Trauma and Critical Illness Branch
PTFP Public Telecommunications Facilities Program
PTMS Protective Threat Management System
PTO Patent and Trademark Office
PTRB Pediatric Translational Research Branch (older link archive)
PTSD National Center for PTSD (Post Traumatic Stress Disorder)
PTSDpubs Post Traumatic Stress Disorder publications database
PTWC Pacific Tsunami Warning Center (website terminated 2/20; older link archive)
PUMS Public Use Microdata Samples
PVSA President’s Volunteer Service Award
PWBA Pension and Welfare Benefits Administration (changed to EBSA)
PWRC Patuxent Wildlife Research Center (older link archive)
PWSD Public Workforce System Dataset (older link archive)
PWSS Public Water System Supervision
PZ Promise Zone