BlueShield of Montana BlueCross BlueShield of New Mexico BlueCross BlueShield of Oklahoma BlueCross BlueShield of Texas Highmark Highmark BlueCross BlueShield (Western and Northeastern Pennsylvania) Highmark BlueShield (Eastern & Central Pennsylvania) Highmark Blue Cross Blue Shield Delaware (Delaware) Highmark BlueShield of Northeastern New York (New York) Highmark BlueCross BlueShield West Virginia (formerly Mountain State Blue Cross Blue Shield) (West Virginia) Highmark BlueCross BlueShield of Western New York (New York) Premera Premera BlueCross BlueShield of Alaska Premera BlueCross (Washington) Cambia Health Solutions Regence BlueShield of Idaho Regence Blue Cross Blue Shield of Oregon Regence BlueCross BlueShield of Utah Regence BlueShield (Washington) Wellmark Blue Cross Blue Shield Iowa South Dakota Publicly traded companies Anthem Anthem BlueCross and BlueShield Colorado Connecticut Georgia Indiana Kentucky Maine Missouri (excluding 30 counties in the Kansas City area) Nevada New Hampshire Ohio Virginia (excluding Alexandria City, Arlington County, Falls Church City, and parts of Fairfax County) Wisconsin Anthem Blue Cross (California) Blue Cross Blue Shield of Georgia Empire BlueCross BlueShield (New York) Triple-S Management Corporation (BlueCross & BlueShield Puerto Rico) Companies outside of the United States BlueCross BlueShield of Costa Rica BlueCross BlueShield of Panama BlueCross BlueShield of Uruguay BlueCross of Canada Regional member organizations Single-state and regional member include the following organizations. BlueCross BlueShield of Alabama Blue Shield of California BlueCross BlueShield of Florida (branded as Florida Blue) Blue Cross and Blue Shield of Kansas City Blue Cross Blue Shield of Massachusetts Blue Cross Blue Shield of Michigan Blue Cross Blue Shield of North Dakota Blue Cross Blue Shield of South Carolina BlueCross BlueShield of Tennessee Capital Blue Cross (Central Pennsylvania) Capital Health Plan (Big Bend region of Florida) Florida Health Care Plans Hawaii Medical Service Association Horizon Blue Cross Blue Shield of New Jersey Independence Blue Cross (Philadelphia, Southeastern Pennsylvania) Arizona BlueCross BlueShield of Arizona (BCBSAZ) is a non-profit healthcare organization founded in 1939. BCBSAZ partners with non-profit "Discovery Triangle Development Corporation" to launch a Farm Express mobile market (formerly Fresh Express). Arkansas Founded in 1948, Arkansas BlueCross BlueShield (ABCBS) is an independent licensee of the Blue Cross Blue Shield Association, and the largest healthcare provider in the state. It donated $1.98 million to The Walton College of Business toward founding its Robert L. Shoptaw Master of Healthcare Business Analytics Program. In August 2022, more than 12,000 members of Arkansas Blue Cross were affected by a ransomware attack on a former affiliate, North Highland Company, LLC.