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ACDO

General Aviation

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An FAA field office serving an assigned geographical area, staffed with Flight Standards personnel serving the aviation industry and the general public on matters related to the certification and operation of scheduled air carriers and other large aircraft operations.

Listed in the Pilot/Controller Glossary as a cross-reference to AIR CARRIER DISTRICT OFFICE, whose text is shown above.

Source FAA Pilot/Controller Glossary · checked 2026-08-25

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