Regional Offices of the U.S. Chamber of Commerce

Eastern Region
Connecticut, Delaware, Maine, Maryland, Massachusetts, New Hampshire, New Jersey, New York, Rhode Island, Vermont, West Virginia
Office: Providence, RI
(401) 831-8885

Great Lakes Region
Illinois, Indiana, Kentucky, Michigan, Ohio, Pennsylvania
Office: Chicago, IL
(312) 983-7113

Midwest Region
Iowa, Minnesota, Nebraska, North Dakota, South Dakota, Wisconsin
Office: Eden Prairie, MN
(952) 832-9151 

Northwest Region
Alaska, Idaho, Montana, Oregon, Washington, Wyoming
Office: Seattle, WA
(206) 735-3050

Southeastern Region
Alabama, Florida, Georgia, North Carolina, South Carolina, Tennessee, Virginia, Mississippi
Office: Marietta, GA
(770) 951-8864

Southwest & South Central Region
Arkansas, Colorado, Kansas, Louisiana, Missouri, New Mexico, Oklahoma, Texas
Office: Irving, TX
(972) 443-6200

Western Region
Arizona, California, Hawaii, Nevada, Utah
Office: Los Angeles, CA
(818) 884-0702