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  1. Home | GPS.gov

    May 13, 2025 · The Global Positioning System (GPS) is an essential element of a global information infrastructure. The free, open, and dependable nature of GPS has led to the development of …

  2. Systems | GPS.gov

    Jan 23, 2018 · GPS is operated and maintained by the U.S. Space Force. GPS.gov is maintained by the National Coordination Office for Space-Based Positioning, Navigation, and Timing.

  3. What Can GPS Do? | GPS.gov

    GPS is an essential element of a global information infrastructure. The free, open, and dependable nature of GPS has led to the development of hundreds of applications affecting every aspect of …

  4. Support | GPS.gov

    GPS is operated and maintained by the U.S. Space Force. GPS.gov is maintained by the National Coordination Office for Space-Based Positioning, Navigation, and Timing.

  5. GPS Service Outage & Status Reports | GPS.gov

    The GPSOC, part of U.S. Space Force Space Operations Command, provides DOD and allied GPS users worldwide with anomaly reports and other information 24 hours a day, seven days a week.

  6. GPS Accuracy | GPS.gov

    What is the government's commitment to GPS accuracy? The government is committed to providing GPS at the accuracy levels specified in the GPS Standard Positioning Service (SPS) Performance …

  7. GPS.gov: Interface Control Documents

    Feb 5, 2025 · The communication boundaries between the Global Positioning System and other systems, as well as within the GPS itself, are known as interfaces. Interface Control Documents …

  8. The United States and the European Union are engaged in significant technical collaboration to ensure that GPS and Galileo are compatible from radio frequency, noninterference and national security …

  9. Interface Control Documents (ICDs) & Interface Specifications (ISs)

    Information on the civil GPS signals and codes broadcast at the L1, L2, and L5 frequencies. The communication boundaries between the Global Positioning System and other systems, as well as …

  10. Selective Availability | GPS.gov

    The Interagency GPS Executive Board (IGEB) issued the following public statements to reaffirm the continued availability and accuracy of civil GPS following the September 11, 2001, terrorist attacks …