codeshares Flashcards http://www.flashcardexchange.com/tag/codeshares www.flashcardexchange.com: codeshares Flashcards en-us Sun, 27 May 2012 06:09:53 PDT Sun, 27 May 2012 06:09:53 PDT support@flashcardexchange.com 720 Airlines Working Closely with US Airways http://www.flashcardexchange.com/flashcards/view/379982 Airlines that provide continuing service to destinations not serviced by USAirways. 2006-09-15 http://www.flashcardexchange.com/flashcards/view/379982