A Flight Standards District Office (FSDO ( /ˈfɪzˌdoʊ/ FIZ-doh)) is a locally affiliated field office of the United States Federal Aviation Administration. [1]
There are 78 such offices nationwide as of November 2015 physically located in every state except for Delaware, New Hampshire, Rhode Island, and Vermont. Delaware is served by Philadelphia, [2] Rhode Island is served by Boston, [3] and Vermont and New Hampshire are served by Portland, Maine. [4]
The FSDOs serve as local representatives of the FAA. Each office reports to one of nine Regional FAA offices [5] and perform a variety of compliance and enforcement actions. Such items include: [6]