Number | Charter date | Institution | Location | Status | References |
---|
| | University of Florida | Gainesville, Florida | Withdrew (local) | [3] [4] |
25B | | Emory and Henry College | Emory, Virginia | Active | [5] [6] |
| 1925 | Walbash College | Crawfordsville, Indiana | Inactive | |
26A | 1926–after October 2004 | Trinity University | San Antonio, Texas | Inactive | |
26B | | University of Georgia | Athens, Georgia | Active | [7] |
26C | | Colorado School of Mines | Golden, Colorado | Active | |
| 1926 | Auburn University | Auburn, Alabama | Inactive | |
| 1926 | Northest Missouri State University | Maryville, Missouri | Inactive | |
26F | | Truman State University | Kirksville, Missouri | Active | |
26G | | University of Nevada, Reno | Reno, Nevada | Active | |
| 1926–xxxx ?;September 22, 2018 | Bulter University | Indianapolis, Indiana | Active | [8] [9] |
| 1926 | University of Tennessee at Chattanooga | Chattanooga, Tennessee | Inactive | |
| 1926 | University of North Dakota | Grand Forks, North Dakota | Inactive | |
| 1926 | University of Idaho | Moscow, Idaho | Inactive | |
| 1926 | Oglethorpe University | Brookhaven, Georgia | Inactive | |
| 1926 | Pacific University | Forest Grove, Oregon | Inactive | |
| 1926–after October 2004 | Loyola University of Chicago | Chicago, Illinois | Inactive | [10] |
| 1927 | | Sewanee, Tennessee | Inactive | |
| 1927 | Michigan State University | East Lansing, Michigan | Inactive | |
| 1927 | Ohio University | Athens, Ohio | Inactive | |
27G | | North Dakota State University | Fargo, North Dakota | Active | |
27H | | Nebraska Wesleyan University | Lincoln, Nebraska | Active | |
| 1927 | | Philadelphia, Pennsylvania | Inactive | |
27J | | Midland University | Fremont, Nebraska | Active | |
| 1927 | Franklin University | Columbus, Ohio | Inactive | |
| 1927–after October 2004 | Iowa Wesleyan University | Mount Pleasant, Iowa | Inactive | |
| 1927 | DePaul University | Chicago, Illinois | Inactive | |
| 1927 | University of South Carolina | Columbia, South Carolina | Inactive | |
| 1928 | Wittenberg University | Springfield, Ohio | Inactive | |
| 1928–after October 2004 | Mississippi State University | Starkville, Mississippi | Inactive | |
| 1928 | South Dakota State University | Brookings, South Dakota | Inactive | |
| 1928 | University of Arkansas | Fayetteville, Arkansas | Inactive | |
| 1928 | Mercer University | Macon, Georgia | Inactive | |
| 1928 | North Carolina State University | Raleigh, North Carolina | Inactive | |
| 1928–after October 2004 | Wofford College | Spartanburg, South Carolina | Inactive | |
| 1929–after October 2004 | Indiana University | | Inactive | |
| 1930 | Roanoke College | Salem, Virginia | Inactive | |
| 1930 | University of Southern California | Los Angeles, California | Inactive | |
| 1931 | Loyola University New Orleans | New Orleans, Louisiana | Inactive | |
32B | | Clemson University | Clemson, South Carolina | Active | |
| 1932 | Presbyterian College | Clinton, South Carolina | Inactive | |
32D | | University of Louisiana at Lafayette | Lafayette, Louisiana | Active | |
| 1932 | Michigan Technological University | Houghton, Michigan | Active | |
| 1932 | Southern Methodist University | Dallas, Texas | Inactive | |
| 1932 | Hope College | Holland, Michigan | Inactive | |
| 1932 | Cumberland College | Princeton, Kentucky | Inactive | |
| 1932–after October 2004 | Utah State University | Logan, Utah | Inactive | |
| 1932 | St. Olaf College | Northfield, Minnesota | Active | [11] |
| 1932–2002 | Oklahoma State University–Stillwater | Stillwater, Oklahoma | Inactive | [12] |
| 1932 | Rose–Hulman Institute of Technology | Terre Haute, Indiana | Active | [13] |
| 1932 | Case Institute of Technology | Cleveland, Ohio | Inactive | |
| 1932 | Chadron State College | Chadron, Nebraska | Active | |
| 1932 | Southeastern Oklahoma State University | Durant, Oklahoma | Active | [14] |
| 1932 | Concord University | Athens, West Virginia | Active | |
| 1932 | Catholic University of America | Washington, D.C. | Inactive | |
| 1932–2009 | Brigham Young University | Provo, Utah | Inactive | [15] |
| 1932–after October 2004 | Ball State University | Muncie, Indiana | Inactive | |
| 1932 | Western New Mexico University | Silver City, New Mexico | Inactive | |
| 1932 | Kent State University | Kent, Ohio | Inactive | |
| 1932 | San Diego State University | San Diego, California | Inactive | |
| 1933–after March 2016 | Oklahoma City University | Oklahoma City, Oklahoma | Inactive | [16] |
| | Missouri University of Science and Technology | Rolla, Missouri | Active | [17] |
| 1933 | Colorado State College | Greeley, Colorado | Inactive | |
| 1933–after October 2004 | University of Arizona | Tucson, Arizona | Inactive | |
| 1934 | Kansas State University | Manhattan, Kansas | Active | |
| 1934–c. 2008 | Oregon State University | Corvallis, Oregon | Inactive | [18] |
| 1936 | California State University, Fresno | Fresno, California | Inactive | |
| 1936 | Alfred University | Alfred, New York | Inactive | |
| 1936 | California State University, Chico | Chico, California | Inactive | |
| 1939 | Indiana State University | Terre Haute, Indiana | Active | [19] |
| 1940 | University of California, Santa Barbara | Santa Barbara, California | Inactive | |
| 1941 | Hendrix College | Conway, Arkansas | Inactive | |
| 1941 | Arizona State University | Tempe, Arizona | Inactive | |
| 1942 | Detroit | | Inactive | |
| 1942 | Philips University | Enid, Oklahoma | Inactive | |
| 1943 | Illinois Wesleyan University | Bloomington, Illinois | Inactive | |
| 1948–after October 2004 | Augustana University | Sioux Falls, South Dakota | Inactive | |
| 1948 | Furman University | Greenville, South Carolina | Inactive | |
| 1948 | Southwestern University | Georgetown, Texas | Inactive | [20] |
| 1948 | San Jose State University | San Jose, California | Inactive | |
| 1949 | Northern Arizona University | Flagstaff, Arizona | Active | |
| 1949 | Lewis & Clark College | Portland, Oregon | Inactive | |
| 1950 | University of the Pacific | Stockton, California | Inactive | |
| 1950 | Eastern Washington University | Cheney, Washington | Inactive | |
| 1950 | California State University, Los Angeles | Los Angeles, California | Inactive | |
| 1950 | University of North Texas | Denton, Texas | Inactive | |
| 1951–after October 2004 | Babson College | Wellesley, Massachusetts | Inactive | |
| 1951 | Newberry College | Newberry, South Carolina | Active | [21] |
| 1951 | Pacific Lutheran University | Parkland, Washington | Inactive | |
| 1951 | University of Portland | Portland, Oregon | Active | |
| 1951 | University of California, Davis | Davis, California | Inactive | |
| 1951 | Georgia State University | Atlanta, Georgia | Inactive | |
| 1951 | University of West Alabama | Livingston, Alabama | Active | |
| 1952 | University of Toledo | Toledo, Ohio | Active | |
| 1952 | California Institute of Technology | Pasadena, California | Inactive | |
| 1954–after March 2013 | Colorado College | Colorado Springs, Colorado | Inactive | [22] |
| 1954 | Arkansas Tech University | Russellville, Arkansas | Inactive | |
| 1956–after October 2004 | Carson–Newman University | Jefferson City, Tennessee | Inactive | |
| 1956 | Mommouth University | West Long Branch, New Jersey | Inactive | |
| 1956–after October 2004 | McNeese State University | Lake Charles, Louisiana | Inactive | |
| 1956 | New Mexico State University | Las Cruces, New Mexico | Inactive | |
| 1956 | California State University, Sacramento | Sacramento, California | Inactive | |
| 1957–after October 2004 | University of New Mexico | Albuquerque, New Mexico | Inactive | |
| 1958 | Gannon University | Erie, Pennsylvania | Inactive | |
| 1958 | Abilene Christian University | Abilene, Texas | Inactive | |
| 1958 | California State University, Northridge | Los Angeles, California | Inactive | |
| 1959 | Idaho State University | Pocatello, Idaho | Inactive | |
| 1959 | Northwestern State University | Natchitoches, Louisiana | Active | [23] |
| 1960 | California State University, Long Beach | Long Beach, California | Inactive | |
| 1960 | Adams State University | Alamosa, Colorado | Inactive | |
| 1960–after October 2004 | Mount Union College | Alliance, Ohio | Inactive | |
| 1960 | Lynchburg College | Lynchburg, Virginia | Inactive | |
| 1960 | Northern State University | Aberdeen, South Dakota | Inactive | |
| 1960 | Northwest Missouri State University | Maryville, Missouri | Active | |
| 1961 | Ouachita Baptist University | Arkadelphia, Arkansas | Active | [24] |
| 1961 | University of Colorado Boulder | Boulder, Colorado | Inactive | |
| 1961 | Emporia State University | Emporia, Kansas | Active | |
| 1961–after October 2004 | Lamar University | Beaumont, Texas | Inactive | |
| 1961 | Northern Michigan University | Marquette, Michigan | Inactive | |
| 1961 | | Statesboro, Georgia | Inactive | |
| 1961 | Erskin College | Due West, South Carolina | Inactive | |
| 1962 | Morningside University | Sioux City, Iowa | Inactive | |
| 1962 | West Virginia University | Morgantown, West Virginia | Inactive | |
| 1963 | New York University | New York City, New York | Inactive | |
| 1963 | California Western School of Law | San Diego, California | Inactive | |
| 1963 | Howard Payne University | Brownwood, Texas | Inactive | |
| 1964 | Eastern Oregon University | La Grande, Oregon | Inactive | |
| 1964–before 2024 | University of Evansville | Evansville, Indiana | Inactive | |
| 1964 | Weber State University | Ogden, Utah | Inactive | |
| 1964 | Western Illinois University | Macomb, Illinois | Active | [25] |
| 1964 | Belmont University | Nashville, Tennessee | Inactive | |
| 1965 | City College of New York | New York City, New York | Inactive | |
| 1965 | Northwestern Oklahoma State University | Alva, Oklahoma | Inactive | |
| 1966–before 2024 | Florida Institute of Technology | Melbourne, Florida | Inactive | |
| 1966 | Morehead State University | Morehead, Kentucky | Inactive | |
| 1966 | Western Oregon State College | Monmouth, Oregon | Inactive | |
| 1966–before 2024 | Wayne State College | Wayne, Nebraska | Inactive | |
| 1967 | California State University, Fullerton | Fullerton, California | Inactive | |
| 1967 | Livingston University | Livingston, Alabama | Inactive | |
| 1967 | University of Wisconsin–La Crosse | La Crosse, Wisconsin | Inactive | |
| 1968 | California Polytechnic State University, San Luis Obispo | San Luis Obispo, California | Inactive | |
| 1968 | Carthage College | Kenosha, Wisconsin | Inactive | |
| 1969 | Cleveland | | Inactive | |
| 1969–before 2024 | Eastern New Mexico University | Portales, New Mexico | Inactive | |
| 1970 | Florida Atlantic University | Boca Raton, Florida | Inactive | |
| 1970–before 2024 | Georgia Southwestern State University | Americus, Georgia | Inactive | |
| 1970 | Illinois Benedictine College | Lisle, Illinois | Inactive | |
| 1970 | Lander University | Greenwood, South Carolina | Active | |
| 1971 | Illinois Wesleyan University | Bloomington, Illinois | Inactive | |
| 1972 | Our Lady of Holy Cross College | New Orleans, Louisiana | Inactive | |
| 1973 | Philadelphia University | Philadelphia, Pennsylvania | Inactive | |
| 1974 | St. Joseph's University | Brooklyn, New York City, New York | Inactive | |
| 1976 | Southwestern University | Georgetown, Texas | Inactive | |
| 1976 | University of Louisiana at Lafayette | Lafayette, Louisiana | Inactive | |
| 1976 | Trenton | | Inactive | |
| 1976 | University of West Georgia | Carrollton, Georgia | Inactive | |
| May 1976–before 2024 | The College of New Jersey | Ewing Township, New Jersey | Inacitve | [26] |
| 2001 | Slippery Rock University | Slippery Rock, Pennsylvania | Active | |
| Before October 2004–before 2024 | Appalachian State University | Boone, North Carolina | Inactive | |
| Before October 2004–before 2024 | Baker University | Baldwin City, Kansas | Inactive | |
| Before October 2004–before 2024 | California State University, Northridge | Los Angeles, California | Inactive | |
| Before October 2004 | Johns Hopkins University | Baltimore, Maryland | Active | [27] |
| Before October 2004–before 2024 | Kennesaw State University | Cobb County, Georgia | Inactive | |
| Before October 2004 | Monmouth College | Monmouth, Illinois | Active | [28] |
| Before October 2004–before 2024 | Universidad de las Américas Puebla | San Andrés Cholula, Puebla, Mexico | Inactive | |
| Before October 2004 | University of Alabama | Tuscaloosa, Alabama | Active | [29] |
| Before October 2004–before 2024 | University of California, Los Angeles | Los Angeles, California | Inactive | |
| Before October 2004–before 2024 | University of Southern California | Los Angeles, California | Inactive | |
| Before October 2004–before 2024 | University of Wisconsin–Whitewater | Whitewater, Wisconsin | Inactive | |
| 2007 | North Central College | Naperville, Illinois | Active | |
| | Valdosta State University | Valdosta, Georgia | Active | [30] |
| | Villanova University | Villanova, Pennsylvania | Withdrew (local) | [31] [32] |
| | Jackson State University | Jackson, Mississippi | Active | [33] | |