ICAO Airline Designator & Telephony
BAR HARBOR AIRLINES (BANGOR, ME)
TEXAS NATIONAL AIRLINES (SAN ANTONIO, TX)
ALASKA ISLAND AIR, INC. (ANCHORAGE, AK)
PENNSYLVANIA COMMUTER AIRLINES, INC. (MIDDLETOWN, PA)
RECTRIX AVIATION, INC. (BEDFORD, MA)
ATP FLIGHT SCHOOL
