When the fast of the 17th of Tammuz ends, in Kew Gardens Hills, New York, in 2010

Of course, check the linked to sources for your own local times, if you are distant from KHG.

According to the Etz Chaim Bulletin, the fast of Shivasar BeTammuz ends at 9:05 PM.

According to Chabad, it is the middle number here:

Shkiah (sunset)	8:31 pm
Fast Ends	9:04 pm
Tzeit Hakochovim (nightfall)	9:11 pm

At MyZmanim:

Fast Begins at 3:38 AM Dawn - Degrees or at 4:14 AM Dawn - Fixed Minutes Eating of a settled character - אכילת קבע - may not be started during the half hour immediately preceding dawn. Please consult your Rabbi for details.  Fast Ends R' Tukaccinsky The fast ends no later than the emergence of ג' כוכבים בינונים at - 9:07 PM R' Moshe Feinstein One who finds fasting difficult may eat at -   9:12 PM One who does not find fasting difficult should wait until the time for מוצאי שבת at -   9:21 PM ?מהיכא תיתי

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