Hillside – Berkeley Chamber of Commerce Written by wsigenesis on July 10, 2013. Posted in Keywords: Advanced Search Business Name Hillside – Berkeley Chamber of Commerce Business Website Address www.hillsideberkeleychamber.com Business Phone Number (708)-449-2449 Business Fax (708)-449-2442 Business Name Kiwanis Club of Westchester Business Phone Number (312)-816-6748 Business Fax (630)-406-9279 Business Name Westchester Friends of the Library Business Phone Number (708) 562-2200 Business Fax (708) 562-4563