Aeronautical Information Services

Aeronautical Information Services is the FAAs' civil aviation authority providing the foundations for flight in the national airspace system.

  • Is the authoritative government source for collecting, storing, maintaining, and disseminating aeronautical data for the U. S. and its territories.
  • Develops and maintains all public instrument flight procedures and airways.
  • Serves as the FAA's aeronautical charting authority for the development, publication, and dissemination of aeronautical charts and products to support aviation and to meet demand for increased capacity, efficiency, and predictability in the airspace, routes, and airports of the National Airspace System (NAS).
  • Provides the integrity of temporary aeronautical information through Notice to Airmen (NOTAMs) within the National Airspace System (NAS), provides policy and guidance to maintain data integrity and to ensure timely dissemination of NOTAMs, and is the final authority on NOTAM formatting to ensure NOTAMs are issued in accordance with NOTAM Policy (USNOF).
  • Conducts formal aeronautical studies on existing or proposed construction that meets notice criteria and determines whether it is a hazard to navigable airspace or airport capacity.

Chart Discrepancies

You are encouraged to bring charting errors to our attention. Every FAA Aeronautical product contains contact information and brief instructions for reporting charting errors. You may contact us by mail, telephone, and web portal:

FAA, Aeronautical Information Services
1305 East-West Highway
SSMC4, Suite 4531
Silver Spring, MD 20910-3281
Telephone: 800-638-8972 (toll free, U.S. only)
Aeronautical Inquiries or Website Issues

Last updated: Wednesday, June 22, 2022