ICAO Airline Designator & Telephony
CLAY LACY AVIATION (SEATTLE, WA)
TRANSWESTERN AIRLINES OF UTAH (LOGAN, UT)
NORTHWEST FLYERS, INC. (SCHAUMBURG, IL)
GREAT CIRCLE AVIATION, LLC (SAN MARCOS, CA)
TAQUAN AIR SERVICES, INC. (KETCHIKAN, AK)
BOISE INTERAGENCY FIRE CENTER (BOISE, ID)
