List of Cosmo Prof Stores in Oshkosh, WI Outlet Note Regular Brands Cosmo Prof Wisconsin Oshkosh Rating 4.8 based on 94 votes Official Website http://www.cosmoprof.com/ Products Cosmetics NameAddressPhone Name/Address/Phone Cosmo Prof outlet - Oshkosh 1623 W 20th Ave (920) 231-9551 People Also Viewed