•A80 – Atlanta TRACON
•A90 – Boston TRACON
•ATCSCC – Air Traffic Control System Command Center
•C90 – Chicago TRACON
•D10 – Dallas TRACON
•F11 – Central Florida TRACON
•I90 – Houston TRACON
•N90 – New York TRACON
•NCT – Northern California TRACON
•PCT – Potomac TRACON
•SCT – Southern California TRACON
•ZAB – Albuquerque ARTCC
•ZAN – Anchorage ARTCC
•ZAU – Chicago ARTCC
•ZBW – Boston ARTCC
•ZDC – Washington ARTCC
•ZDV – Denver ARTCC
•ZFW – Fort Worth ARTCC
•ZHU – Houston ARTCC
•ZID – Indianapolis ARTCC
•ZJX – Jacksonville ARTCC
•ZKC – Kansas City ARTCC
•ZLA – Los Angeles ARTCC
•ZLC – Salt Lake ARTCC
•ZMA – Miami ARTCC
•ZME – Memphis ARTCC
•ZMP – Minneapolis ARTCC
•ZNY – New York ARTCC
•ZOA – Oakland ARTCC
•ZOB – Cleveland ARTCC
•ZSE – Seattle ARTCC
•ZTL – Atlanta ARTCC