Cobb Libraries Close for Thanksgiving Nov 24, 2010 | News | Cobb County libraries will Be Closed for the Thanksgiving Day Holiday: On Wednesday, November 24 all libraries will close at 6pm and will not re-open until Saturday November 27. Subscribe To Our NewsletterGet the scoop on East Cobb! Sign up today for the EAST COBBER's weekly e-newsletter. SUBSCRIBE! You have Successfully Subscribed!