It appears that the tour will reverse directions from recent years and start out west this year and make it�s way back east. 

Below are the tentative dates for the tour according to Ozzy Osbourne�s publicist. 

Ozzfest Dates (all subject to change ) Sat-Jun-28 San Antonio Verizon Wireless Amphitheatre
Sun-Jun-29 Dallas Smirnoff Music Center
Wed-Jul-02 Phoenix Cricket Pavilion
Thu-Jul-03 San Diego Coors Amphitheatre
Sat-Jul-05 Los Angeles Glen Helen Pavilion
Tue-Jul-08 San Francisco Shoreline Amphitheatre
Wed-Jul-09 Sacramento Sleep Train Amphitheatre
Sat-Jul-12 Seattle White River Amphitheatre
Tue-Jul-15 St. Louis UMB Bank Pavilion
Thu-Jul-17 Kansas City Verizon Wireless Amphitheatre
Sat-Jul-19 Minneapolis Float-Rite Park
Sun-Jul-20 Chicago Tweeter Center
Tue-Jul-22 Cleveland Blossom
Thu-Jul-24 Detroit DTE Entergy Music Theatre
Wed-Jul-30 Pittsburgh Post-Gazette Pavilion
Thu-Jul-31 Indianapolis Verizon Wireless Amphitheatre
Sat-Aug-02 Milwaukee Alpine Valley
Sun-Aug-03 Columbus, OH Polaris Amphitheatre
Tue-Aug-05 Scranton, PA Montage Mountain
Thu-Aug-07 Philadelphia Tweeter Waterfront
Sat-Aug-09 Hartford Meadows Music Theatre
Mon-Aug-11 Buffalo Darien Lakes
Thu-Aug-14 Boston Tweeter Center
Mon-Aug-18 New York PNC Bank Arts Center
Fri-Aug-22 Washington DC Nissan Pavilion
Sun-Aug-24 Charlotte Verizon Wireless Amphitheatre
Tue-Aug-26 Atlanta Hi-Fi Buys Amphitheatre
Thu-Aug-28 West Palm Beach Coral Sky Amphitheatre

more on Ozzfest, Korn, Disturbed, Marilyn Manson, and Chevelle .