'ATL','WILLIAM B. HARTSFIELD','ATLANTA,GEORGIA','GA','USA','EST'
'BOS','LOGAN INTERNATIONAL','BOSTON,MASSACHUSETTS','MA','USA','EST'
'BWI','BALTIMORE/WASHINGTON INTERNATIONAL','BALTIMORE,MARYLAND','MD','USA','EST'
'DEN','STAPLETON INTERNATIONAL','DENVER,COLORADO','CO','USA','MST'
'DFW','DALLAS/FORT WORTH INTERNATIONAL','DALLAS/FT. WORTH,TEXAS','TX','USA','CST'
'OAK','METROPOLITAN OAKLAND INTERNATIONAL','OAKLAND,CALIFORNIA','CA','USA','PST'
'PHL','PHILADELPHIA INTERNATIONAL','PHILADELPHIA PA/WILM\'TON,DE','PA','USA','EST'
'PIT','GREATER PITTSBURGH','PITTSBURGH,PENNSYLVANIA','PA','USA','EST'
'SFO','SAN FRANCISCO INTERNATIONAL','SAN FRANCISCO,CALIFORNIA','CA','USA','PST'