Oct 18, 2023 · DEA and it's Socal task force units have been heard using the callsign of "Flint". USCBP aircraft in Socal seem to have switched from "Omaha" to "Troy" recently. Not sure why the feds like to use city names in the aircraft id's. Do you see the aircraft doing orbits on adsbexcange.com upwards of 3000 ft and more.