External Links

This page provides reference links to other websites with additional information about GPS.

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U.S. Government Organizations

• National Executive Committee for Space-Based Positioning, Navigation, and Timing
• National Coordination Office for Space-Based Positioning, Navigation, and Timing
• National Space-Based Positioning, Navigation, and Timing Advisory Board
• Department of Defense (DoD)
  • DoD Chief Information Officer (CIO)
  • United States Air Force (USAF)
    • Space Acquisition and Integration (SAF/SQ)
    • 746th Test Squadron (746 TS)
  • United States Space Force (USSF)
    • Space Operations Command (SpOC)
    • 2nd Space Operations Squadron (2SOPS)
    • Space Systems Command (SSC)
    • GPS Interface Control Working Group (ICWG)
  • United States Space Command (USSPACECOM)
  • United States Navy (USN)
    • U.S. Naval Observatory (USNO)
  • National Geospatial-Intelligence Agency (NGA)
• Department of Transportation (DOT)
  • Office of the Assistant Secretary for Research and Technology
    • Office of Positioning, Navigation, and Timing (PNT) and Spectrum Management
    • Civil GPS Service Interface Committee (CGSIC)
    • Volpe National Transportation Systems Center
  • Federal Aviation Administration (FAA)
    • Global Navigation Satellite System Program Office
    • WAAS Test Team
  • Federal Highway Administration (FHWA)
    • Turner-Fairbank Highway Research Center
• Department of State
  • Bureau of Oceans and International Environmental and Scientific Affairs (OES)
    • Office of Space Affairs (SA)
  • Bureau of Economic and Business Affairs (EB)
    • Division for International Communication and Information Policy (CIP)
  • Bureau of Political-Military Affairs (PM)
    • Directorate of Defense Trade Controls (DDTC)
• Department of the Interior (DOI)
  • U.S. Geological Survey (USGS)
  • Bureau of Land Management (BLM)
  • National Park Service (NPS)
  • U.S. Fish and Wildlife Service
• Department of Agriculture (USDA)
  • Forest Service (FS)
    • National Technology and Development Program (NTDP)
  • Geospatial Enterprise Operations (GEO)
  • Natural Resources Conservation Service (NRCS)
  • Risk Management Agency (RMA)
  • Animal and Plant Health Inspection Service (APHIS)
  • Agriculture Research Service (ARS)
  • Rural Development (RD)
  • Cooperative State Research, Education, and Extension Service (CSREES)
• Department of Commerce (DOC)
  • National Oceanic and Atmospheric Administration (NOAA)
    • Office of Space Commerce
    • National Ocean Service (NOS)
    • National Geodetic Survey (NGS)
    • NOAA Satellite and Information Service (NESDIS)
    • National Weather Service (NWS)
    • Space Weather Prediction Center (SWPC)
  • National Telecommunications and Information Administration (NTIA)
    • Office of Spectrum Management (OSM)
    • FirstNet
  • National Institute of Standards and Technology (NIST)
    • Time and Frequency Division
• Department of Homeland Security (DHS)
  • Cybersecurity and Infrastructure Security Agency (CISA)
  • Science and Technology Directorate (S&T)
  • Office of Intelligence and Analysis (I&A)
  • Chief Information Office/Geospatial Management Office (GMO)
  • United States Coast Guard (USCG)
    • Navigation Center (NAVCEN)
    • Civil GPS Service Interface Committee (CGSIC)
  • Federal Emergency Management Agency (FEMA)
  • U.S. Immigration and Customs Enforcement (ICE)
  • U.S. Customs and Border Protection (CBP)
  • United States Secret Service (USSS)
  • Transportation Security Administration (TSA)
• Joint Chiefs of Staff (JCS)
  • United States Strategic Command (USSTRATCOM)
    • Joint Force Space Component Commander (JFSCC)
  • Directorate for Command, Control, Communications, & Computers/Cyber (J6)
  • Directorate for Force Structure, Resources, and Assessment (J8)
• National Aeronautics and Space Administration (NASA)
  • NASA Headquarters
    • Space Communications and Navigation (SCaN)
  • Jet Propulsion Laboratory (JPL)
    • Global Differential GPS System (GDGPS)
    • International GNSS Service (IGS) Central Bureau
• National Security Council (NSC)
• Office of Science and Technology Policy (OSTP)
• Office of Management and Budget (OMB)
• National Economic Council (NEC)
• Federal Communications Commission (FCC)

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GPS Information

• Air Force Fact Sheet on GPS
• Satellite Navigation Information from Smithsonian Institution
• GPS Education Page at National Oceanic and Atmospheric Administration (NOAA)
• NOAA Article on GPS Surveying
• GPS Timing Products at the U.S. Naval Observatory (USNO)
• GPS Information at the U.S. Coast Guard Navigation Center (NAVCEN)
• GPS Education Page at the National Park Service
• GPS Homepage at the USDA Forest Service

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Augmentations

• FAA Satellite Navigation Programs
• WAAS Status and Performance
• Nationwide Differential GPS System (NDGPS)
• Continuously Operating Reference Stations (CORS)
• Global Differential GPS System (GDGPS)
• International GNSS Service (IGS)

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Educational Institutions

• Auburn University -- GPS and Vehicle Dynamics Laboratory
• Illinois Institute of Technology -- NavLab
• Institute of Navigation -- Online Tutorials
• Ohio State University -- Satellite Positioning and Inertial Navigation Laboratory (SPIN Lab)
• Ohio University -- Avionics Engineering Center
• Seoul National University GNSS Lab
• Stanford University
  • Stanford Center for PNT
  • GPS Lab
• University of Calgary -- Department of Geomatics Engineering
• University of Colorado at Boulder
  • Aerospace Engineering Sciences
  • Colorado Center for Astrodynamics Research
• University of New South Wales -- Satellite Navigation and Positioning Lab (SNAPlab)

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Other Resources

• International Committee on GNSS (ICG)
  • ICG Providers Forum
• International Association of Institutes of Navigation (IAIN)
  • Institute of Navigation (ION)
  • European Group of Institutes of Navigation (EUGIN)
  • German Institute of Navigation (DGON)
  • Italian Institute of Navigation (IIN)
  • Japan Institute of Navigation (JIN)
  • Netherlands Institute of Navigation (NIN)
  • Royal Institute of Navigation (RIN)
  • Australian Institute of Navigation (AIN)
  • Nordic Institute of Navigation (NNF)
• Institute of Electrical and Electronics Engineers (IEEE)
• Institute for Defense Analyses (IDA)
• RTCA
• Radio Technical Commission for Maritime Services (RTCM)

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