| Chapter | Former name | Charter date | Institution | Location | Status | References |
| Indiana University | Alpha | January 24, 1906 | Indiana University | Bloomington, Indiana | Inactive | [a] |
| Columbia University | Beta | March 13, 1908 | Columbia University | New York, New York | Inactive | [b] |
| University of Missouri | Gamma | February 23, 1909 | University of Missouri | Columbia, Missouri | Inactive | [c] |
| | Delta | 1909 | Stanford University | Stanford, California | Inactive | [d] |
| | Epsilon | 1909 | University of Iowa | Iowa City, Iowa | Inactive | [d] |
| University of Chicago/DePaul University | Zeta | 1909 | University of Chicago | Chicago, Illinois | Active | [e] |
| DePaul University |
| | Eta | 1910 | University of Minnesota | Minneapolis, Minnesota | Inactive | |
| | Theta | 1911 | Cornell University | Ithaca, New York | Inactive | |
| | Iota | 1911 | Harvard University | Cambridge, Massachusetts | Inactive | |
| | Kappa | 1912 | University of Kansas | Lawrence, Kansas | Inactive | |
| University of California/Berkeley | Lambda | 1913 | University of California, Berkeley | Berkeley, California | Active | |
| University of Texas | Mu | 1913 | University of Texas at Austin | Austin, Texas | Active | |
| | Nu | 1913 | University of Washington | Seattle, Washington | Inactive | |
| University of Pittsburgh-Three Rivers | Xi | 1914 | University of Pittsburgh | Pittsburgh, Pennsylvania | Active | |
| University of Nebraska/Lincoln | Omicron | 1914 | University of Nebraska–Lincoln | Lincoln, Nebraska | Active | |
| | Pi | 1914 | University of Illinois | Champaign, Illinois | Inactive | |
| New York University | Rho | 1915 | New York University | New York, New York | Active | |
| Ohio State University | Sigma | 1917 | Ohio State University | Columbus, Ohio | Inactive | |
| University of Pennsylvania | Tau | 1917 | University of Pennsylvania | Philadelphia, Pennsylvania | Active | |
| Northwestern University | Upsilon | 1918 | Northwestern University | Evanston, Illinois | Active | |
| | Phi | 1921 | University of Wisconsin | Madison, Wisconsin | Inactive | |
| | Chi | 1921 | University of Oregon | Eugene, Oregon | Inactive | |
| George Peabody College for Teachers of Vanderbilt | Psi | 1921 | Vanderbilt Peabody College of Education and Human Development | Nashville, Tennessee | Active | [f] |
| | Omega | 1921 | University of Michigan | Ann Arbor, Michigan | Inactive | |
| | Alpha Alpha | 1921 | University of Oklahoma | Norman, Oklahoma | Inactive | |
| | Alpha Beta | 1921 | University of Virginia | Charlottesville, Virginia | Inactive | |
| | Alpha Gamma | 1922 | Washington State University | Pullman, Washington | Inactive | |
| Kansas State University | Alpha Delta | 1922 | Kansas State University | Manhattan, Kansas | Active | |
| University of Southern California | Alpha Epsilon | 1922 | University of Southern California | Los Angeles, California | Active | |
| University of Arizona | Alpha Zeta | 1924 | University of Arizona | Tucson, Arizona | Active | |
| | Alpha Eta | 1924 | Temple University | Philadelphia, Pennsylvania | Inactive | |
| | Alpha Theta | 1924 | University of North Dakota | Grand Forks, North Dakota | Inactive | |
| | Alpha Iota | 1924 | University of Cincinnati | Cincinnati, Ohio | Inactive | |
| | Alpha Kappa | 1925 | University of Tennessee | Knoxville, Tennessee | Inactive | |
| | Alpha Lambda | 1925 | Boston University | Boston, Massachusetts | Inactive | |
| | Alpha Mu | 1926 | University of Northern Colorado | Greeley, Colorado | Inactive | [g] |
| | Alpha Nu | 1928 | University of Kentucky | Lexington, Kentucky | Inactive | |
| | Alpha Xi | 1930 | University of Alabama | Tuscaloosa, Alabama | Inactive | |
| | Alpha Omicron | 1932 | Claremont Men's College | Claremont, California | Inactive | |
| | Alpha Pi | 1932 | Rutgers University | New Brunswick, New Jersey | Inactive | |
| Johns Hopkins University | Alpha Rho | 1932 | Johns Hopkins University | Baltimore, Maryland | Active | |
| | Alpha Sigma | 1933 | University of Denver | Denver, Colorado | Inactive | |
| | Alpha Tau | 1935 | Pennsylvania State University | University Park, Pennsylvania | Inactive | |
| | Alpha Upsilon | 1936 | University of Utah | Salt Lake City, Utah | Inactive | |
| | Alpha Phi | 1936 | Syracuse University | Syracuse, New York | Inactive | |
| | Alpha Chi | 1936 | University of California, Los Angeles | Los Angeles, California | Inactive | |
| | Alpha Psi | 1938 | University Buffalo | Buffalo, New York | Inactive | |
| | Alpha Omega | 1938 | Wayne State University | Detroit, Michigan | Inactive | |
| | Beta Alpha | 1938 | Louisiana State University | Baton Rouge, Louisiana | Inactive | |
| | Beta Beta | 1939 | University of North Texas | Denton, Texas | Inactive | [h] |
| | Beta Gamma | 1941 | George Washington University | Washington, D.C. | Inactive | |
| | Beta Delta | 1941 | University of Colorado Boulder | Boulder, Colorado | Inactive | |
| | Beta Epsilon | 1942 | University of Maryland, College Park | College Park, Maryland | Inactive | |
| | Beta Zeta | 1942 | Oklahoma State University | Stillwater, Oklahoma | Inactive | |
| | Beta Eta | 1944 | Western Michigan University | Kalamazoo, Michigan | Inactive | |
| | Beta Theta | 1945 | University of North Carolina at Chapel Hill | Chapel Hill, North Carolina | Inactive | |
| | Beta Iota | 1947 | Washington University in St. Louis | St. Louis, Missouri | Inactive | |
| | Beta Kappa | 1947 | Iowa State University | Ames, Iowa | Inactive | |
| | Beta Lambda | 1947 | Indiana State University | Terre Haute, Indiana | Inactive | |
| | Beta Mu | 1948 | University of Wyoming | Laramie, Wyoming | Inactive | |
| | Beta Nu | 1948 | University of Mississippi | Oxford, Mississippi | Inactive | |
| | Beta Xi | 1949 | University of Florida | Gainesville, Florida | Inactive | |
| | Beta Omicron | 1949 | Utah State University | Logan, Utah | Inactive | |
| | Beta Pi | 1949 | Ball State University | Muncie, Indiana | Inactive | [i] |
| | Beta Rho | 1949 | University of New Mexico | Albuquerque, New Mexico | Inactive | |
| | Beta Sigma | 1949 | Brigham Young University | Provo, Utah | Inactive | |
| | Beta Tau | 1949 | University of Hawaiʻi at Mānoa | Honolulu, Hawaii | Inactive | |
| | Beta Upsilon | 1950 | University of South Dakota | Vermillion, South Dakota | Inactive | |
| University of Connecticut | Beta Phi | 1951 | University of Connecticut | Storrs, Connecticut | Active | |
| University of the Pacific | Beta Chi | 1951 | University of the Pacific | Lodi, California | Active | |
| | Beta Psi | 1951 | Bradley University | Peoria, Illinois | Inactive | |
| | Beta Omega | 1952 | University of Idaho | Moscow, Idaho | Inactive | |
| | Gamma Alpha | 1952 | University of Arkansas | Fayetteville, Arkansas | Inactive | |
| | Gamma Beta | 1953 | University of Houston | Houston, Texas | Inactive | |
| | Gamma Gamma | 1953 | University of Southern Mississippi | Hattiesburg, Mississippi | Inactive | |
| | Gamma Delta | 1953 | Arizona State University | Tempe, Arizona | Inactive | |
| University of San Diego | Gamma Epsilon | 1953 | University of San Diego | San Diego, California | Active | |
| University of Montana | Gamma Zeta | 1953 | University of Montana | Missoula, Montana | Active | |
| | Gamma Eta | 1953 | Auburn University | Auburn, Alabama | Inactive | |
| | Gamma Theta | 1953 | Florida State University | Tallahassee, Florida | Inactive | |
| | Gamma Iota | 1954 | San Francisco State University | San Francisco, California | Inactive | |
| | Gamma Kappa | 1955 | Butler University | Indianapolis, Indiana | Inactive | |
| | Gamma Lambda | 1955 | Southern Illinois University Carbondale | Carbondale, Illinois | Inactive | |
| | Gamma Mu | 1955 | University of Georgia | Athens, Georgia | Inactive | |
| University of Toronto | Gamma Nu | 1955 | University of Toronto | Toronto, Ontario, Canada | Active | |
| | Gamma Xi | 1955 | University of Miami | Coral Gables, Florida | Inactive | |
| | Gamma Omicron | 1955 | University of Minnesota Duluth | Duluth, Minnesota | Inactive | |
| California State University/Chico | Gamma Pi | 1956 | California State University, Chico | Chico, California | Active | [j] |
| | Gamma Rho | 1956 | California State University, Long Beach | Long Beach, California | Inactive | [k] |
| | Gamma Sigma | 1956 | Case Western Reserve University | Cleveland, Ohio | Inactive | [l] |
| | Gamma Tau | 1956 | Kent State University | Kent, Ohio | Inactive | |
| Michigan State University | Gamma Upsilon | 1956 | Michigan State University | East Lansing, Michigan | Inactive | |
| | Gamma Phi | 1956 | Bowling Green State University | Bowling Green, Ohio | Inactive | |
| | Gamma Chi | 1956 | Ohio University | Athens, Ohio | Inactive | |
| | Gamma Psi | 1956 | University of Nevada, Reno | Reno, Nevada | Inactive | |
| | Gamma Omicron | 1956 | San Jose State University | San Jose, California | Inactive | |
| | Delta Alpha | 1956 | Miami University | Oxford, Ohio | Inactive | |
| | Delta Beta | 1957 | University of Northern Iowa | Cedar Falls, Iowa | Inactive | [m] |
| | Delta Gamma | 1957 | Eastern Michigan University | Ypsilanti, Michigan | Inactive | |
| | Delta Delta | 1957 | Northern Illinois University | DeKalb, Illinois | Inactive | |
| East Texas A&M-Commerce | Delta Epsilon | 1957 | East Texas A&M University | Commerce, Texas | Active | [n] |
| | Delta Zeta | 1957 | Texas Tech University | Lubbock, Texas | Inactive | |
| | Delta Eta | 1957 | Appalachian State University | Boone, North Carolina | Inactive | |
| | Delta Theta | 1957 | Northern Arizona University | Flagstaff, Arizona | Inactive | [o] |
| | Delta Iota | 1958 | Pittsburg State University | Pittsburg, Kansas | Inactive | [p] |
| | Delta Kappa | 1958 | Emporia State University | Emporia, Kansas | Inactive | [q] |
| | Delta Lambda | 1958 | Fort Hays State University | Hays, Kansas | Inactive | |
| | Delta Mu | 1958 | University of Wisconsin–Madison | Madison, Wisconsin | Inactive | |
| | Delta Nu | 1958 | California State University, Sacramento | Sacramento, California | Inactive | [r] |
| | Delta Xi | 1958 | California State University, Fresno | Fresno, California | Inactive | [s] |
| | Delta Omicron | 1958 | University of Memphis | Memphis, Tennessee | Inactive | |
| | Delta Pi | 1958 | East Carolina University | Greenville, North Carolina | Inactive | |
| | Delta Rho | 1959 | University of Central Missouri | Warrensburg, Missouri | Inactive | [t] |
| | Delta Sigma | 1959 | Texas Christian University | Fort Worth, Texas | Inactive | |
| | Delta Tau | 1959 | Northern State University | Aberdeen, South Dakota | Inactive | |
| University of Nebraska/Omaha | Delta Upsilon | 1959 | University of Nebraska Omaha | Omaha, Nebraska | Active | [u] |
| Wichita State University | Delta Phi | 1959 | Wichita State University | Wichita, Kansas | Active | |
| | Delta Chi | 1959 | Central Michigan University | Mount Pleasant, Michigan | Inactive | |
| | Delta Psi | 1959 | Eastern Washington University | Cheney, Washington | Inactive | |
| | Delta Omega | 1959 | Eastern Illinois University | Charleston, Illinois | Inactive | |
| | Epsilon Alpha | 1959 | California State University, Los Angeles | Los Angeles, California | Inactive | [v] |
| | Epsilon Beta | 1959 | Eastern New Mexico University | Portales, New Mexico | Inactive | |
| | Epsilon Gamma | 1959 | Truman State University | Kirksville, Missouri | Inactive | [w] |
| University of British Columbia/Okanagan | Epsilon Delta | 1960 | University of British Columbia Okanagan | Kelowna, British Columbia, Canada | Active | |
| | Epsilon Epsilon | 1960 | Adams State University | Alamosa, Colorado | Inactive | |
| | Epsilon Zeta | 1960 | Arkansas State University | Jonesboro, Arkansas | Inactive | |
| | Epsilon Eta | 1960 | University of Central Arkansas | Conway, Arkansas | Inactive | [x] |
| | Epsilon Theta | 1961 | St. Cloud State University | St. Cloud, Minnesota | Inactive | |
| | Epsilon Iota | 1961 | Minnesota State University, Mankato | Mankato, Minnesota | Inactive | [y] |
| | Epsilon Kappa | 1961 | Western Kentucky University | Bowling Green, Kentucky | Inactive | |
| | Epsilon Lambda | 1961 | Colorado State University | Fort Collins, Colorado | Inactive | |
| | Epsilon Mu | 1961 | Central Washington University | Ellensburg, Washington | Inactive | |
| | Epsilon Nu | 1961 | West Virginia University | Morgantown, West Virginia | Inactive | |
| Western Illinois University | Epsilon Xi | 1962 | Western Illinois University | Macomb, Illinois | Active | |
| | Epsilon Omicron | 1962 | State University of New York at Albany | Albany, New York | Inactive | |
| Adelphi University | | | Adelphi University | Garden City, New York | Active | |
| American University | | | American University | Washington, D.C. | Active | |
| Ashland University | | | Ashland University | Mansfield, Ohio | Active | |
| Baylor University | | | Baylor University | Waco, Texas | Active | |
| Biscayne Bay Florida | | | | Miami, Florida | Active | |
| Buffalo/Niagara | | | | Buffalo, New York | Active | |
| Central Massachusetts | | | | Worcester, Massachusetts | Active | |
| Central Savannah River Area Georgia | | | | Augusta, Georgia | Active | |
| Central Washington | | | | Ellensburg, Washington | Active | |
| Chattahoochee Valley Georgia | | | | Fort Moore, Georgia | Active | |
| Chicago State | | | Chicago State University | Chicago, Illinois | Active | |
| Clark Atlanta University | | | Clark Atlanta University | Atlanta, Georgia | Active | |
| Concho Valley Texas | | | | San Angelo, Texas | Active | |
| Concordia University Chicago | | | Concordia University Chicago | River Grove, Illinois | Active | |
| CSU East Bay - Diablo | | | CaliforniaState University East Bay | Hayward, California | Active | |
| East Central Florida | | | | Daytona Beach, Florida | Active | |
| First Capital Pennsylvania | | | | York, Pennsylvania | Active | |
| Flint Hills Kansas | | | | Emporia, Kansas | Active | |
| Florida A & M University | | | Florida A & M University | Tallahassee, Florida | Active | |
| Germany | | | | Wiesbaden, Germany | Active | |
| Greater Indianapolis | | | | Indianapolis, Indiana | Active | |
| Guam | | | | Guam | Active | |
| Gwinnett Area Georgia | | | | Lawrenceville, Georgia | Active | |
| Houston Area | | | | Houston, Texas | Active | |
| Howard University | | | Howard University | Washington, D.C. | Active | |
| Italia | | | | Vicenza, Italy | Active | |
| Jackson Mississippi | | | | Jackson, Mississippi | Active | |
| Jacksonville State University | | | Jacksonville State University | Jacksonville, Alabama | Active | |
| Kenosha-Racine | | | | Racine, Wisconsin | Active | |
| Kutztown Pennsylvania | | | | Kutztown, Pennsylvania | Active | |
| Lindenwood Missouri | | | | St. Charles, Missouri | Active | |
| Litchfield Hills Connecticut | | | | Falls Village, Connecticut | Active | |
| Llano Estacado Texas | | | | Lubbock, Texas | Active | |
| London Ontario Canada | | | | London, Ontario, Canada | Active | |
| Long Island Regional | | | | Garden City, New York | Active | |
| Long Island University | | 1986 | LIU Post | Brookville, New York | Active | [4] |
| Louisiana Bayou | | | | Thibodaux, Louisiana | Active | |
| Manila Philippines | | | | Manila, Philippines | Active | |
| McIntosh Trail Georgia | | | | Griffin, Georgia | Active | |
| McKinley Ohio | | | | Canton, Ohio | Active | |
| Mercy College | | | Mercy University | Dobbs Ferry, New York | Active | |
| Meridian Area Mississippi | | | | Meridian, Mississippi | Active | |
| Middle Tennessee | | | | Murfreesboro, Tennessee | Active | |
| Natchez Mississippi | | | | Natchez, Mississippi | Active | |
| 'National College of Education | | | National College of Education | Wheeling, Illinois | Active | |
| Nevada State | | | | Las Vegas, Nevada | Active | |
| North Coast Ohio | | | | Berea, Ohio | Active | |
| North Florida Regional | | | | Jacksonville, Florida | Active | |
| Northeastern Illinois University | | | Northeastern Illinois University | Chicago, Illinois | Active | |
| Northwest Florida | | | | Pensacola, Florida | Active | |
| Northwestern State University | | | Northwestern State University | Natchitoches, Louisiana | Active | |
| Okinawa Japan | | | | Okinawa, Japan | Active | |
| PDK Chapter at Stockton University | | | | Pomona, New Jersey | Active | |
| PDK–Marin | | | | Larkspur, California | Active | |
| Pine Belt Area | | | | Hattiesburg, Mississippi | Active | |
| Red Cedar Area Wisconsin | | | | Menomonie, Wisconsin | Active | |
| Rochester New York | | | | Rochester, New York | Active | |
| St Johns University | | | St. John's University | Jamaica, New York | Active | |
| St Louis University Gateway | | | | St. Louis, Missouri | Active | |
| Saint Thomas University | | | St. Thomas University | Miami Gardens, Florida | Active | |
| Sam Houston State University | | | Sam Houston State University | Huntsville, Texas | Active | |
| San Diego California | | | | San Diego, California | Active | |
| San Fernando Valley California | | | | Los Angeles, California | Active | |
| San Luis Obispo California | | | | San Luis Obispo, California | Active | |
| Savannah Georgia | | | | Savannah, Georgia | Active | |
| Shenandoah Valley Virginia | | | | Harrisonburg, Virginia | Active | |
| Southeast Arkansas | | | | Pine Bluff, Arkansas | Active | |
| Southern University | | | Southern University | Baton Rouge, Louisiana | Active | |
| Southwest Idaho | | | | Boise, Idaho | Active | |
| Southwestern Oklahoma State University | | | Southwestern Oklahoma State University | Weatherford, Oklahoma | Active | |
| State of Connecticut | | | | New Haven, Connecticut | Active | |
| State of Hawaii | | | | Honolulu, Hawaii | Active | |
| State of Michigan | | | | Lansing, Michigan | Active | |
| State of Minnesota | | | | Minneapolis, Minnesota | Active | |
| State of New Mexico | | | | Albuquerque, New Mexico | Active | |
| State of North Carolina | | | | Raleigh, North Carolina | Active | |
| State of South Carolina | | | | Columbia, South Carolina | Active | |
| State University College/New Paltz | | | State University of New York at New Palz | New Paltz, New York | Active | [5] |
| State of Wisconsin | | | | Madison, Wisconsin | Active | |
| Stephen F Austin State University | | | Stephen F Austin State University | Nacagdoches, Texas | Active | |
| Stony Brook University | | | Stony Brook University | Stony Brook, New York | Active | |
| Tennessee Technological University | | | Tennessee Tech | Cookeville, Tennessee | Active | |
| Thailand | | | | Thailand | Inactive | |
| Tidewater Area Virginia | | | | Norfolk, Virginia | Active | |
| Tokyo Japan | | | | Tokyo, Japan | Active | |
| Toledo Ohio | | | | Toledo, Ohio | Active | |
| Tulsa Oklahoma | | | | Tulsa, Oklahoma | Active | |
| Tuskegee University | | | Tuskegee University | Tuskegee, Alabama | Active | |
| University of Alberta | | | University of Alberta | Edmonton, Canada | Active | |
| University of British Columbia | | | University of British Columbia | Vancouver, British Columbia, Canada | Active | |
| University of San Francisco | | | University of San Francisco | San Francisco, California | Active | |
| University of the District of Columbia | | | University of the District of Columbia | Washington, D.C. | Active | |
| University of Texas - Dallas | | | University of Texas at Dallas | Richardson, Texas | Active | |
| University System of Maryland | | | University System of Maryland | Baltimore, Maryland | Active | |
| Utica Mississippi | | | | Utica, Mississippi | Active | |
| Utica New York | | | | Utica, New York | Active | |
| Walden University Cyberspace | | | Walden University | Baltimore, Maryland | Active | |
| West Georgia | | | | Carrollton, Georgia | Active | |
| Western Arkansas | | | | Fort Smith, Arkansas | Active | |
| Western Connecticut State University | | | Western Connecticut State University | Danbury, Connecticut | Active | |
| Wright State University | | | Wright State University | Dayton, Ohio | Active | |