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GPS.GOV
Official U.S. government information about the Global Positioning System (GPS)
and related topics
 * Home
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GPS: THE GLOBAL POSITIONING SYSTEM

A global public service brought to you by the U.S. government
Information for the General Public


HOW TO CORRECT YOUR ADDRESS IN GPS DEVICES, APPS, & ONLINE MAPS



Do GPS devices show your home or business in the wrong place? The problem is not
GPS! It's the mapping software.

Report your issue to the software providers


COMMON QUESTIONS

 * How do I add or correct my address in GPS devices, apps, and maps?
 * What can I do about trucks driving through my neighborhood?
 * How do I report GPS service outages?
 * Can GPS help me find my lost phone?
 * How does GPS work?
 * How accurate is GPS?
 * How vulnerable is GPS to malicious jamming?


FEATURED CONTENT

 * What is GPS?
 * How GPS Works
 * Truckers: Don't Use Consumer GPS Devices!
 * GPS Jamming is Illegal

For GPS Professionals


WHAT'S HOT FOR PROS

 * CGSIC Denver 2023
   
   
 * Technical documentation
   * Public ICWG, Sep 2023
     
   * PRN assignments, Apr 2023
   * GPS III antenna patterns (USCG.gov)
   * ICD uprevisions, Aug 2022
     
   


NEWS ITEMS

   
 * Sep 19: DHS Invites Critical Infrastructure Owners and Operators to GPS
   Spoofing Test Event
   
 * Apr 12: PNT Advisory Board to convene May 3-4 in Annapolis, MD
   
 * Mar 20: Joint announcement on GPS-KPS technical working group meeting


NEW ADDITIONS TO GPS.GOV

   
 * Sep 18: May 2023 advisory board minutes (PDF)
   
 * Jul 7: 2023 Public ICWG meeting and proposed change notices
   
 * Jul 7: SSCWG page retired
   
 * Jun 21: Advisory board white papers, 2023


RESILIENCE THROUGH RESPONSIBLE USE OF PNT

Information and resources for improving positioning, navigation, and timing
resilience, especially in critical infrastructure


REPORT/LOOKUP GPS
SERVICE DISRUPTIONS

Other Audiences
 * For Legislative Staff
 * For Students & Teachers

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 * عربي

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