New members who sign up for US Airways Dividend Miles by Dec. 31, 2010 will receive 1,000 bonus miles just for joining the program. Plus, when you book a flight with any MasterCard within 60 days of joining, you’ll earn another 2,000 miles. To receive the bonus miles, you must join Dividend Miles online prior to booking and use promo code NMCB. Visit http://insideflyerus.wpengine.com/link/?3324 to join.