501(c)(6) organizations

58,411 U.S. organizations are recognized by the IRS under 501(c)(6). A business league, chamber of commerce, or trade association. Contributions are generally not tax-deductible. Together they report $72 billion in revenue and hold $148 billion in assets. Browse the largest below, or narrow by state and category.

The largest are Financial Industry Regulatory Authority INC, Michigan Catastrophic Claims Association U S, and Finra Regulation INC.

Largest 501(c)(6) organizations

Largest by revenue first.

Financial Industry Regulatory Authority INC 501(c)(6) · Rockville, MD	$2.6B
Michigan Catastrophic Claims Association U S 501(c)(6) · Livonia, MI	$1.6B
Finra Regulation INC 501(c)(6) · Rockville, MD	$1.4B
Pga Tour INC 501(c)(6) · Ponte Vedra, FL	$760.6M
North Carolina Insurance Underwriting Association 501(c)(6) · Raleigh, NC	$673.5M
Securities Investor Protection Corporation 501(c)(6) · Washington, DC	$625.3M
American Medical Association 501(c)(6) · Chicago, IL	$546.2M
American Bureau of Shipping 501(c)(6) · Spring, TX	$536.6M
Cfa Institute 501(c)(6) · Charlottesvle, VA	$534.0M
World Economic Forum 501(c)(6) · New York, NY	$528.8M
Pharmaceutical Research and Manufacturers of America 501(c)(6) · Washington, DC	$521.3M
Florida Insurance Guaranty Association INC 501(c)(6) · Tallahassee, FL	$485.9M
Tennis Australia a Limited 501(c)(6) · Australia	$469.3M
United States Tennis Association INC 501(c)(6) · Purchase, NY	$468.6M
Stand Together Chamber of Commerce INC 501(c)(6) · Arlington, VA	$432.6M
Project Management Institute INC 501(c)(6) · Newtown Sq, PA	$390.4M
National Association of Chain Drug Stores INC 501(c)(6) · Arlington, VA	$364.1M
National Association of Realtors 501(c)(6) · Chicago, IL	$360.8M
Consolidated Audit Trail LLC 501(c)(6) · New York, NY	$359.5M
Missouri Valley Line Constructors 501(c)(6) · Kansas City, MO	$350.7M
New York Shipping Association INC 501(c)(6) · Edison, NJ	$320.7M
National Electrical Contractors Association INC 501(c)(6) · Kansas City, MO	$306.7M
College of American Pathologists 501(c)(6) · Northfield, IL	$299.5M
Atp Tour INC 501(c)(6) · Atlantic Bch, FL	$293.7M
Southwest Power Pool INC 501(c)(6) · Little Rock, AR	$291.7M
North Carolina Joint Underwriting Association 501(c)(6) · Raleigh, NC	$289.6M
California Apartment Association 501(c)(6) · Sacramento, CA	$261.5M
Ladies Professional Golf Association 501(c)(6) · Daytona Beach, FL	$252.6M
American Petroleum Institute 501(c)(6) · Washington, DC	$252.3M
SSacramento River Settlement Contractors 501(c)(6) · Willows, CA	$251.9M
Pennsylvania Life and Health Insurance Guaranty Association 501(c)(6) · Bala Cynwyd, PA	$250.6M
American Dental Association 501(c)(6) · Chicago, IL	$237.1M
Society for Human Resource Management 501(c)(6) · Alexandria, VA	$233.0M
American Institute of Certified Public Accountants 501(c)(6) · Durham, NC	$227.8M
National Rural Electric Cooperative Association 501(c)(6) · Arlington, VA	$227.3M
Chamber of Commerce of the United States of America 501(c)(6) · Washington, DC	$225.8M
Louisiana Insurance Guaranty Association 501(c)(6) · Baton Rouge, LA	$222.9M
Ypo INC 501(c)(6) · Irving, TX	$222.7M
The Linux Foundation 501(c)(6) · Wilmington, DE	$220.7M
The Computing Technology Industry Assoc 501(c)(6) · Downers Grove, IL	$216.9M
GGsma Ltd LLC 501(c)(6) · Atlanta, GA	$215.6M
Association of International Certified Professional Accountants 501(c)(6) · Durham, NC	$214.2M
National Spectrum Consortium INC 501(c)(6) · Washington, DC	$212.7M
Gs1 US INC 501(c)(6) · Ewing, NJ	$188.8M
American Chemistry Council 501(c)(6) · Washington, DC	$186.1M
American Bankers Association 501(c)(6) · Washington, DC	$176.1M
Academy of Motion Picture Arts and Sciences 501(c)(6) · Beverly Hills, CA	$176.1M
PProfessional Golfers Association of America 501(c)(6) · Frisco, TX	$166.4M
American Bar Association 501(c)(6) · Chicago, IL	$166.2M
Dairy Management INC 501(c)(6) · Rosemont, IL	$165.7M
National Futures Association 501(c)(6) · Chicago, IL	$154.9M
Consumer Technology Association 501(c)(6) · Arlington, VA	$153.8M
California Travel and Tourism Commission 501(c)(6) · Sacramento, CA	$150.7M
Massachusetts Medical Society 501(c)(6) · Waltham, MA	$148.7M
American Hospital Association INC 501(c)(6) · Chicago, IL	$146.7M
Film Muscians Secondary Markets Fund 501(c)(6) · Van Nuys, CA	$146.3M
Wta Tour INC 501(c)(6) · St Petersburg, FL	$142.6M
Gsm Mou Association 501(c)(6) · United Kingdom	$140.8M
Aipso 501(c)(6) · Johnston, RI	$140.3M
The Corporation for Travel Promotion 501(c)(6) · Washington, DC	$139.9M
Conferderation of North Central American and Caribbean Asso Footba 501(c)(6) · Miami, FL	$135.1M
The Thunderbirds 501(c)(6) · Phoenix, AZ	$123.3M
Biotechnology Innovation Organization 501(c)(6) · Washington, DC	$117.7M
Information Systems Audit and Control Association INC 501(c)(6) · Schaumburg, IL	$117.1M
National Restaurant Association 501(c)(6) · Washington, DC	$116.5M
National Federation of Independent Business INC 501(c)(6) · Nashville, TN	$114.9M
Orlando Orange County Convention & Visitors Bureau INC 501(c)(6) · Orlando, FL	$113.7M
North American Electric Reliability Corp 501(c)(6) · Washington, DC	$112.4M
Mechanical Licensing Collective 501(c)(6) · Nashville, TN	$111.3M
International Code Council INC 501(c)(6) · Cntry Clb Hls, IL	$109.9M
Semi 501(c)(6) · Milpitas, CA	$108.9M
Confederation of Indian Industry 501(c)(6) · Washington, DC	$106.8M
GGsma Ventures LLC 501(c)(6) · Atlanta, GA	$106.3M
FFlorida Tourism Industry Marketing Corporation INC 501(c)(6) · Tallahassee, FL	$106.0M
Statewide Energy Efficiency Andrenewables Administration INC 501(c)(6) · Lacrosse, WI	$104.8M
National Academy of Recording Arts & Sciences INC 501(c)(6) · Santa Monica, CA	$104.6M
NNysa-Ila Container Royalty Fund 501(c)(6) · Jersey City, NJ	$104.6M
Ctia - the Wireless Association 501(c)(6) · Washington, DC	$104.3M
Credit Union National Association INC 501(c)(6) · Madison, WI	$103.9M
American Beverage Association 501(c)(6) · Washington, DC	$103.8M
Edison Electric Institute INC 501(c)(6) · Washington, DC	$101.8M
Packaging Machinery Manufacturers Institute INC 501(c)(6) · Herndon, VA	$101.4M
National Insurance Producer Registry DBA Nipr 501(c)(6) · Kansas City, MO	$96.8M
National Hot Rod Association 501(c)(6) · San Dimas, CA	$96.7M
Bioindustrial Manufacturing and Design Ecosystem INC 501(c)(6) · Emeryville, CA	$96.1M
Soundexchange INC 501(c)(6) · Washington, DC	$95.2M
Michigan Life and Health Insurance Guaranty Association 501(c)(6) · Haslett, MI	$94.9M
National Retail Federation INC 501(c)(6) · Washington, DC	$93.4M
Marine Preservation Association 501(c)(6) · Phoenix, AZ	$92.5M
American Academy of Family Physicians 501(c)(6) · Leawood, KS	$91.4M
Unsatisfied Claims & Judgement Fund 501(c)(6) · Basking Ridge, NJ	$90.3M
National Association of Home Builders of the United States 501(c)(6) · Washington, DC	$90.0M
New Jersey Property Liability 501(c)(6) · Basking Ridge, NJ	$88.6M
International Information System Security Certification Consortium INC 501(c)(6) · Alexandria, VA	$87.7M
Cotton Incorporated 501(c)(6) · Cary, NC	$86.9M
American Nurses Credentialing Center 501(c)(6) · Silver Spring, MD	$86.8M
Pennsylvania State Education Association P S E A 501(c)(6) · Harrisburg, PA	$85.7M
Investment Company Institute 501(c)(6) · Washington, DC	$85.6M
Million Dollar Round Table 501(c)(6) · Park Ridge, IL	$85.3M
AFM & Sag-Aftra Intellectual Property Rights Distribution Fund 501(c)(6) · Valley Vlg, CA	$84.0M