Fraternal and service organizations
Fraternal and service organizations that hold an IRS group exemption. The grouping comes from words in each name, so a few may be misplaced.
IRS EO BMF, posted Oct 13, 2026
432 groups, page 1 of 2. Sorted by chapters on file, largest first.
- Knights of Columbus
- International Association of Lions Clubs
- Rotary International
- Kiwanis International Inc
- Moose International Inc
- Grand Aerie Fraternal Order of Eagles
- Benevolent & Protective Order of Elks of the USA
- Alpha Kappa Alpha Sorority Inc
- Alpha Delta Kappa Sorority Inc
- Optimist International
- Independent Order of Odd Fellows
- Grand Lodge of Texas
- Knights Templar of the United States of America
- Zeta Tau Alpha Intl Fraternity & Fraternity Housing Corporation
- Sigma Gamma Rho Sorority Inc
- International Order of the Rainbow Girls Supreme Assembly
- Alpha Omicron Pi Fraternity Inc
- Ancient Free & Accepted Masons of Illinois
- Soroptimist International of the Americas Inc
- Free & Accepted Masons of Ohio
- Phi Alpha Delta Law Fraternity
- Trusted Fraternal Life
- Pi Beta Phi Fraternity
- Ancient Free & Accepted Masons of North Carolina Grand Lodge
- The National Exchange Club
- Delta Sigma Theta Sorority Inc
- Kappa Kappa Gamma Fraternity Inc
- Free & Accepted Masons of California
- Delta Gamma Fraternity
- Sigma Alpha Iota Fraternity
- Zeta Phi Beta Sorority Inc
- Right Worshipful Grand Lodge of the Most Ancient and Honorable Fratern
- Alpha Chi Omega Fraternity Inc
- Alpha Phi International Fraternity Inc
- Free and Accepted Masons of New York
- Delta Zeta Sorority
- Civitan International
- Free & Accepted Masons of Indiana Grand Lodge
- Master Wardens and Members of the Grand Lodge of Masons in Massachus
- Kappa Alpha Theta Fraternity
- Gamma Phi Beta Sorority Inc
- International Fraternity of Delta Sigma Pi
- Grand Lodge of Free and Accepted Masons of the State of Michigan
- Grand Lodge Af & Am of Mo
- Knights of Peter Claver
- The Most Worshipful Grand Lodge of Free & Accepted Masons of Florida
- Free & Accepted Masons of Louisiana Grand Lodge
- Free & Accepted Masons of Georgia
- Order of Eastern Star of Texas
- Grand Lodge of Kentucky Free and Accepted Masons
- Grand Lodge a F & a M of VA
- Pi Kappa Alpha Fraternity
- Free & Accepted Masons of Tennessee Grand Lodge
- Chi Omega Fraternity
- Ancient Free Masons of South Carolina
- Kappa Alpha Order
- Zonta International
- Catholic Order of Foresters
- Sigma Kappa Sorority
- Alpha Phi Omega National Service Fraternity
- Order of the Amaranth Inc Supreme Council
- Blue Knights Motorcycle Club
- Pennsylvania State Grange of Patrons of Husbandry
- Alpha Gamma Delta Fraternity
- Alpha Kappa Psi Fraternity Inc
- The Most Worshipful Stringer Grand Lodge Free and Accepted Masons
- Ancient Free & Accepted Masons of Oklahoma
- Oregon State Grange Patrons of Husbandry
- Improved Benevolent & Protective Order of Elks of the World
- Order of the Eastern Star of Ohio Grand Chapter
- Sertoma Inc
- Royal Order of Jesters National Court
- Order of Eastern Star Prince Hall Affiliation of Louisiana
- Kappa Delta Sorority Inc
- Alpha Sigma Phi Fraternity Inc
- Kappa Alpha Psi Fraternity Inc
- Free & Accepted Masons of Arkansas
- Free & Accepted Masons of Alabama
- California Federation of Womens Clubs
- Kappa Psi Pharmaceutical Fraternity Inc
- United Grand Imperial Coun Knights of Red Cross of Constantine
- Ancient Free & Accepted Masons of Iowa
- Free & Accepted Masons of Mississippi Grand Lodge
- General Federation of Womens Clubs
- Alpha Delta Pi Sorority
- Free & Accepted Masons of Washington
- Grange Patrons of Husbandry New York State Grange Inc
- Kappa Sigma Fraternity
- Grand Boule of the Sigma Pi Phi Fraternity
- Sigma Alpha Epsilon Fraternity
- Lambda Chi Alpha Fraternity Inc
- Ancient Free & Accepted Masons of West Virginia Most Worshipful
- Ancient Free & Accepted Masons of Maine Grand Lodge
- Pi Kappa Phi Fraternity
- Alpha XI Delta Fraternity
- Mystic Order of Veiled Prophets of Enchanted Realm Supreme Council
- Alpha Sigma Alpha Sorority
- Ancient Free & Accepted Masons of Minnesota Grand Lodge
- Phi Mu Fraternity
- Vasa Order of America the Grand Lodge
- Grand Lodge Free and Accepted Masons of Wisconsin
- Delta Tau Delta Fraternity
- Grand Chapter of Tennessee Order of the Eastern Star
- Most Worshipful Grand Lodge of Af & Am of Kansas
- National Sorority of Phi Delta Kappa Inc
- Sigma Phi Gamma International Sorority Inc
- Royal Arch Masons of Ohio Grand Chapter
- Beta Theta Pi Fraternity
- Grand Chapter of Pennsylvania Order of the Eastern Star Inc
- Free & Accepted Masons of Nebraska Grand Lodge of the Most Ancient &
- Delta Theta Tau Sorority Inc
- Omega Psi Phi Fraternity
- Psi Iota XI Sorority
- Phi Delta Epsilon Medical Fraternity Inc
- Grand Chapter of California Order of the Eastern Star
- Sigma Chi Fraternity
- Delta Chi Fraternity
- Free & Accepted Masons of New Jersey
- Sigma Nu Fraternity Inc
- Order of the Eastern Star of Missouri Grand Chapter
- Ancient Free & Accepted Masons of Oregon Grand Lodge
- Phi Gamma Delta Fraternity
- Most Worshipful Prince Hall Grand Lodge of Virginia F & a Masons Inc
- Phi Delta Theta Fraternity
- Grand Chapter of the Order of the Eastern Star of North Carolina
- Grand Council of Royal and Select Masons of the State of Ohio
- Grand Lodge of the English Language Jurisdiction of the Ancient Mystic
- Patrons of Husbandry Maine State Grange
- Slavonic Benevolent Order of the State of Texas
- New Jersey State Federation of Womens Clubs
- Order of the Eastern Star of Florida Grand Chapter
- Order of the Eastern Star of Kentucky
- Grand Chapter Order of Eastern Star of the State of Illinois
- Ancient Egyptian Arabic Order Nobles Mystic Shrine of N & S Amer
- Knight Masons of the USA
- Williams Grand Lodge Inc
- Csa Fraternal Life
- California State Grange
- M W Prince Hall Grand Lodge Free and Accepted Masons of Louisiana
- Ancient Free & Accepted Masons of Maryland Grand Lodge
- Order of the Eastern Star Georgia Grand Chapter
- Tau Kappa Epsilon Fraternity Inc
- Ancient Free & Accepted Masons of Colorado Grand Lodge
- Order of United Commercial Travelers of America
- Delta Sigma Phi Fraternity Inc National Headquarters
- Order of Eastern Star of New York
- Sigma Phi Epsilon Fraternity Inc
- Ancient Free & Accepted Masons of Connecticut Grand Lodge
- Order of Eastern Star Grand Chapter of Virginia
- Ancient Free & Accepted Masons of Montana Grand Lodge
- Order of the Eastern Star Inc
- Free & Accepted Masons of New Hampshire Grand Lodge
- Operative Plasterers & Cement Masons International Association
- Order of the Eastern Star of Mississippi Grand Chapter
- Alpha Gamma Rho Fraternity
- Free & Accepted Masons of Vermont
- Order of the Eastern Star of Alabama Grand Chapter
- Texas Federation of Womens Clubs
- Delta Sigma Delta Fraternity
- Luso-American Financial a Fraternal Benefit Society
- Iota Phi Lambda Sorority Inc
- Order of the Eastern Star of Louisiana Grand Chapter
- Alpha Chi Sigma Fraternity Natl Office
- Order of the Eastern Star of South Carolina Grand Chapter
- Order of the Eastern Star of Washington Grand Chapter
- Phi Beta Psi Sorority
- Benevolent Patriotic Order of Does of the United States of America
- Delta Upsilon International Fraternity Inc
- Free and Accepted Masons of Arizona Masonic Temple
- Sigma Pi Fraternity International
- Sigma Tau Gamma Fraternity
- Grand Order of the Eastern Star of Virginia Pha
- Phi Kappa Psi Fraternity
- Massachusetts State Grange Patrons of Husbandry Inc
- Phi Sigma Rho National Sorority
- Ancient Free & Accepted Masons of New Mexico Grand Lodge
- Chi Phi Fraternity Inc
- Eta Phi Beta Sorority Inc
- Phi Kappa Tau Fraternity
- Alpha Epsilon Phi Sorority Inc
- Order of Eastern Star of Oklahoma
- Order of Eastern Star of West Virginia
- Order of the Eastern Star of Nebraska Grand Chapter
- Zeta Beta Tau Fraternity
- Grand Chapter of Ma Order of the Eastern Star
- Most Worshipful Prince Hall of Free & Accepted Masons of Mo
- New Hampshire State Grange of the Order of Patrons of Husbandry
- Royal Arch Masons of Pennsylvania Grand Holy Chapter
- Supreme Assembly of the Social Order of the Beauceant
- Theta Chi Fraternity Inc
- Alpha Tau Omega Fraternity
- Alabama Federation of Womens Clubs
- Farmhouse International Fraternity Inc
- Knights Templar Educational Fndn of Grnd Encmpmnt Knights Templar
- Order Italian Sons and Daughters of America
- Ancient Free & Accepted Masons of Wyoming
- Grand Chapter Order of the Eastern Star of New Jersey
- Independent Order of Foresters
- Knights of the York Cross of Honour Convent General
- Connecticut State Grange Patrons of Husbandry
- Improved Order of Red Men of Texas Great Council
- Order of the White Shrine of Jerusalem
- Royal Arch Masons of New York Grand Chapter
- Delta Omicron International Music Fraternity
- Grand Lodge of Free and Accepted Masons of the State of Nevada
- Ancient Free & Accepted Masons of Idaho Grand Lodge
- General Federation of Womens Clubs of South Carolina
- Grand Chapter of Wisconsin Order of Eastern Star
- Kappa Epsilon Fraternity Inc
- Order of the Eastern Star of Minnesota Grand Chapter
- Royal Arch Masons in Virginia Grand Chapter
- Order of the Eastern Star of Calif Prince Hall Rite of Adoption
- Danish Sisterhood of America Supreme Lodge
- Theta XI Fraternity
- Order of Eastern Star of Montana
- Ancient Free & Accepted Masons of South Dakota Grand Lodge
- Order of the Eastern Star of Arizona Grand Chapter
- Order of the Eastern Star of Maine
- Free & Accepted Masons of Utah Grand Lodge
- Order of the Eastern Star of Idaho Grand Chapter
- Royal Arch Masons of Illinois Grand Chapter
- Royal Arch Masons of Tennessee
- Delta Kappa Epsilon Fraternity
- Ohio State Grange of Patrons of Husbandry
- Order of the Eastern Star of South Dakota
- Royal Arch Masons of West Virginia
- Theta Phi Alpha Fraternity
- Ancient Free & Accepted Masons of N D
- Free and Accepted Masons of the District of Columbia
- Royal Arch Masons of California Grand Chapter
- Alpha Epsilon Pi Fraternity Inc
- Alpha Pi Chi National Sorority Inc
- Idaho State Grange
- Colorado State Grange Patrons of Husbandry
- Grand Council Cryptic Masons of Indiana
- Order of the Alhambra Inc
- Royal Arch Masons of Indiana
- Free & Accepted Masons Grand Lodge of Rhode Island
- Most Worshipful Prince Hall Grand Lodge F&am DC and Subordinates
- Order of the Eastern Star of Maryland Grand Chapter
- Order of the Eastern Star of Ohio & Jurisdiction Prince Hall Affiliati
- Psi Upsilon Fraternity
- Triangle Fraternity National Council
- Grand Lodge of Pennsylvania Sons and Daughters of Italy
- Royal Arch Masons of Georgia Grand Chapter
- Royal Arch Masons of South Carolina Grand Chapter
- Grand Council Cryptic Masons of Tennessee
- Order of the Eastern Star of Colorado Grand Chapter
- Phi Kappa Sigma Fraternity Grand Chapter
- Tau Epsilon Phi Fraternity Inc