December 2011 - New York
January 2012 - Dallas, Los Angeles
February - Boston
March - Austin, Toronto
April/May - Washington DC
June - Seattle
July - San Francisco
GKids is still working to secure deals with more cities. Chicago is "a certainty, most likely this Summer." Columbus is likely in the fall, but no firm dates are set. Minneapolis is in negotiations (let's hope it goes better than the Vikings stadium debacle), and Ghibli Blog has offered to help. Milwaukee is "a long shot."
I will keep this post updated as details emerge.