GPS Service Outages & Status Reports
Civilian User Support — Non-Aviation
The U.S. Coast Guard Navigation Center (NAVCEN) is the primary point of contact in the government for providing operational GPS user support to the civilian community. The following links lead to pages on the NAVCEN website.
If you suspect a GPS disruption due to illegal signal jamming (Learn more), please call the FCC Jammer Tip Line immediately at 1-855-55-NOJAM, then submit an outage report to NAVCEN.
For help with wrong addresses, bad directions, and other map-related errors in GPS devices, please visit our page on Address, Route, & Map Problems. Go there
Civilian User Support — Aviation
Civil aviation users should contact the Federal Aviation Administration (FAA) for GPS user support within the United States. For aviation GPS support outside the United States, please contact NAVCEN. The following links lead to pages on the FAA website.
Military User Support
The GPS Operations Center (GPSOC) at Schriever Air Force Base, Colorado, is the focal point in the Department of Defense (DOD) for operational issues and questions concerning military use of GPS. The GPSOC, part of Air Force Space Command, provides DOD and allied GPS users worldwide with anomaly reports and other information 24 hours a day, seven days a week.
The GPSOC is responsible for:
- Receiving reports and coordinating responses to radio frequency interference in the use of GPS in military operations;
- Providing prompt responses to DOD user problems or questions concerning GPS;
- Providing official United States Strategic Command (USSTRATCOM) monitoring of GPS performance provided to DOD users on a global basis;
- Providing tactical support for planning and assessing military missions involving the use of GPS.
The GPSOC interfaces with the civil community through NAVCEN and FAA.
Visit GPSOC website (might not open for non-military users)