| # | Chapter | Charter date and range | Institution | Location | Status | |
| 001 | Alpha | – ;
| Illinois Wesleyan University | Bloomington, Illinois | Active | |
| 002 | Beta | – ; February 1946 | Millikin University | Decatur, Illinois | Active | |
| 003 | Gamma | – 1987 ?; 1998–2015 | University of Illinois at Urbana–Champaign | Champaign, Illinois | Colony | |
| 004 | Delta | | Knox College | Galesburg, Illinois | Active | |
| 005 | Epsilon | | Iowa State University | Ames, Iowa | Active | |
| 006 | Zeta | | Coe College | Cedar Rapids, Iowa | Active | |
| 007 | Eta | – 1932 | University of Chicago | Chicago, Illinois | Inactive | |
| 008 | Theta | – 1942; 1948–1963; 1980–1987; 2014 | University of Minnesota | Minneapolis, Minnesota | Active | |
| 009 | Iota | | Eureka College | Eureka, Illinois | Active | |
| 010 | Kappa | 1984 | Beloit College | Beloit, Wisconsin | Active | |
| 011 | Lambda | – 1933; 1947–1971; 1974–19xx ?; 1992 | University of Wisconsin–Madison | Madison, Wisconsin | Active | |
| 012 | Mu | – 1994 | Carroll University | Waukesha, Wisconsin | Inactive | |
| 013 | Nu | – 1933; 1947–1994; 2004 | University of California, Berkeley | Berkeley, California | Active | |
| 014 | Xi | | Washington University in St. Louis | St. Louis County, Missouri | Active | |
| 015 | Omicron | – April 2001; April 2002 – January 2018; January 25, 2026 | Ohio State University | Columbus, Ohio | Active | |
| 016 | Pi | | Pennsylvania State University | State College and College Township, Pennsylvania | Active | |
| 017 | Rho | – April 2017; 202x ? | West Virginia University | Morgantown, West Virginia | Active | |
| 018 | Scorpion | – 1934; 1940–2012 | Cornell University | Ithaca, New York | Inactive | |
| 019 | Tau | – 1933; 1951–1977; 19xx ?–2014, 2024 | Oregon State University | Corvallis, Oregon | Active | |
| 020 | Upsilon | – 1942; 1948–1981; 1987–2002, 2012–2017, 2024 | University of Michigan | Ann Arbor, Michigan | Active | |
| 021 | Phi | – 1935; 1947–1958; 1969–1996; 2008–2021 | University of Nebraska–Lincoln | Lincoln, Nebraska | Inactive | |
| 022 | Chi | – 199x ?; 1990s | University of Washington | Seattle, Washington | Active | |
| 023 | Psi | – 2010 | Gettysburg College | Gettysburg, Pennsylvania | Inactive | |
| 024 | Omega | | Albion College | Albion, Michigan | Active | |
| 025 | Alpha-Alpha | – 1937; 1962 | Wabash College | Crawfordsville, Indiana | Active | |
| 026 | Alpha-Beta | – 1977; 2024 | Ohio University | Athens, Ohio | Active | |
| 027 | Alpha-Gamma | – 2000; 2009 | Washington State University | Pullman, Washington | Active | |
| 028 | Alpha-Delta | – 2003; 2022 | University of Idaho | Moscow, Idaho | Active | |
| 029 | Alpha-Epsilon | – 1993 | Monmouth College | Monmouth, Illinois | Inactive | |
| 030 | Alpha-Zeta | | Purdue University | West Lafayette, Indiana | Active | |
| 031 | Alpha-Eta | – 200x ?; 2011–2018 | Rutgers University–New Brunswick | New Brunswick, New Jersey | Inactive | |
| 032 | Alpha-Theta | | Whitman College | Walla Walla, Washington | Active | |
| 033 | Alpha-Iota | – 1943; 1948–1971; 2002–20xx ? | Hamilton College | Clinton, New York | Inactive | |
| 034 | Alpha-Kappa | – 1943 | University of Pennsylvania | Philadelphia, Pennsylvania | Inactive | |
| 035 | Alpha-Lambda | – 2020 | Kansas State University | Manhattan, Kansas | Inactive | |
| 036 | Alpha-Mu | – 1993 | Ohio Wesleyan University | Delaware, Ohio | Inactive | |
| 037 | Alpha-Nu | – 1989; 2012 | University of New Hampshire | Durham, New Hampshire | Active | |
| 038 | Alpha-Xi | | Drake University | Des Moines, Iowa | Active | |
| 039 | Alpha-Omicron | | New Mexico State University | Las Cruces, New Mexico | Active | |
| 040 | Alpha-Pi | – 2015; 2019 | George Washington University | Washington, D.C. | Active | |
| 041 | Alpha-Rho | – 2009; 2014 | University of Rhode Island | Kingston, Rhode Island | Active | |
| 042 | Alpha-Sigma | – 1994 | University of North Dakota | Grand Forks, North Dakota | Inactive | |
| 043 | Alpha-Tau | – May 2017; November 4, 2023 | Drexel University | Philadelphia, Pennsylvania | Active | |
| 044 | Alpha-Upsilon | –19xx ?; 1987 – April 2014 | Fort Hays State University | Hays, Kansas | Inactive | |
| 045 | Alpha-Phi | – 2018 | University of Kansas | Lawrence, Kansas | Inactive | |
| 046 | Alpha-Chi | | University of Louisville | Louisville, Kentucky | Active | |
| 047 | Alpha-Psi | – 20xx ? | Davis & Elkins College | Elkins, West Virginia | Colony | |
| 048 | Alpha-Omega | – 1956; 1977–1994 | University of California, Los Angeles | Los Angeles, California | Inactive | |
| 049 | Beta-Alpha | – 1991 | Bradley University | Peoria, Illinois | Inactive | |
| 050 | Beta-Beta | | North Carolina State University | Raleigh, North Carolina | Active | |
| 051 | Beta-Gamma | – 1971; 1993–200x ?; 2008–2017 | Oklahoma State University–Stillwater | Stillwater, Oklahoma | Inactive | |
| 052 | Beta-Delta | – 1972; 1981–1995; 2005 – March 2016 | University of Maryland, College Park | College Park, Maryland | Inactive | |
| 053 | Beta-Epsilon | – 1949; 1966 | Trine University | Angola, Indiana | Active | |
| 054 | Beta-Zeta | – 2006; 2019 | Louisiana Tech University | Ruston, Louisiana | Active | |
| 055 | Beta-Eta | | Missouri University of Science and Technology | Rolla, Missouri | Active | |
| 056 | Beta-Theta | – 1997; 2008 | University of Missouri | Columbia, Missouri | Active | |
| 057 | Beta-Iota | – 1954 | Iowa Wesleyan University | Mount Pleasant, Iowa | Inactive | |
| 058 | Beta-Kappa | – 1970; 1987–1992 | University of Oregon | Eugene, Oregon | Inactive | |
| 059 | Beta-Lambda | – 1999; 2005 | Auburn University | Auburn, Alabama | Active | |
| 060 | Beta-Mu | – 1998; 2003–2019 | Bucknell University | Lewisburg, Pennsylvania | Inactive | |
| 061 | Beta-Nu | – 2006; 2012–2012 | Marshall University | Huntington, West Virginia | Inactive | |
| 062 | Beta-Xi | – 1970; 1983–199x ?; 2001 – January 23, 2014 | Arizona State University | Tempe, Arizona | Inactive | |
| 063 | Beta-Omicron | – 1979 | Wayne State University | Detroit, Michigan | Inactive | |
| 064 | Beta-Pi | | Georgia Tech | Atlanta, Georgia | Active | |
| 065 | Beta-Rho | | University of Akron | Akron, Ohio | Active | |
| 066 | Beta-Sigma | | University of Southern California | Los Angeles, California | Active | |
| 067 | Beta-Tau | – 1958; 1964–1985 | Florida Southern College | Lakeland, Florida | Inactive | |
| 068 | Beta-Upsilon | | University of Maine | Orono, Maine | Active | |
| 069 | Beta-Phi | | Louisiana State University | Baton Rouge, Louisiana | Active | |
| 070 | Beta-Chi | – 1990; 2006–2021; 2023 | Southern Illinois University Carbondale | Carbondale, Illinois | Active | |
| 071 | Beta-Psi | – 2007 | Arkansas State University | Jonesboro, Arkansas | Colony | |
| 072 | Beta-Omega | – 200s ?; 2008 | Missouri State University | Springfield, Missouri | Active | |
| 073 | Gamma-Alpha | – 1975 | University of Wyoming | Laramie, Wyoming | Inactive | |
| 074 | Gamma-Beta | – 1975; 199x ?–2013 | Colorado State University | Fort Collins, Colorado | Colony | |
| 075 | Gamma-Gamma | – 200x ? | University of Texas at El Paso | El Paso, Texas | Inactive | |
| 076 | Gamma-Delta | – 1961; 1966–200x ?; 202x ? | University of Miami | Coral Gables, Florida | Active | |
| 077 | Gamma-Epsilon | – 2006; 2017 | Rensselaer Polytechnic Institute | Troy, New York | Active | |
| 078 | Gamma-Zeta | – 1972; 1994 | Hartwick College | Oneonta, New York | Active | |
| 079 | Gamma-Eta | – 1981 | Idaho State University | Pocatello, Idaho | Colony | |
| 080 | Gamma-Theta | | University of Florida | Gainesville, Florida | Active | |
| 081 | Gamma-Iota | – 19xx ?; 1987–199x ?; 2005–2006; 2015 | University of Colorado Boulder | Boulder, Colorado | Active | |
| 082 | Gamma-Kappa | – 2004; 2014 – February 2018 | Indiana University Bloomington | Bloomington, Indiana | Inactive | |
| 083 | Gamma-Lambda | – 1991; 199x ? – December 2000; 2022 | San Diego State University | San Diego, California | Active | |
| 084 | Gamma-Mu | – 1963; 1984–20xx ?; October 2017 – 2018 | Furman University | Greenville, South Carolina | Inactive | |
| 085 | Gamma-Nu | – 199x ?; 2002–2006 | University of Toledo | Toledo, Ohio | Inactive | |
| 086 | Gamma-Xi | – 1964; 199x ?–200x ? | University of New Mexico | Albuquerque, New Mexico | Inactive | |
| 087 | Gamma-Omicron | – 199x ?; 2014 | University of Virginia | Charlottesville, Virginia | Active | |
| 088 | Gamma-Pi | – 1971 | Parsons College | Fairfield, Iowa | Inactive | |
| 089 | Gamma-Rho | – 1972; 1976–199x ?; 2003 | Indiana State University | Terre Haute, Indiana | Active | |
| 090 | Gamma-Sigma | – 199x ? | University of Kentucky | Lexington, Kentucky | Inactive | |
| 091 | Gamma-Tau | – 1978 | University of Denver | Denver, Colorado | Inactive | |
| 092 | Gamma-Upsilon | – 1972; 19xx ?–199x ?; 2007 | University of Texas at Austin | Austin, Texas | Active | |
| 093 | Gamma-Phi | – 19xx ?; 199x ?–200x ? | Emporia State University | Emporia, Kansas | Inactive | |
| 094 | Gamma-Chi | – 1988 | Valparaiso University | Valparaiso, Indiana | Inactive | |
| 095 | Gamma-Psi | – May 2012 | Butler University | Indianapolis, Indiana | Inactive | |
| 096 | Gamma-Omega | – 19xx ?; 199x ?–200x ? | Eastern Illinois University | Charleston, Illinois | Inactive | |
| 097 | Delta-Alpha | – 2016 | Western Michigan University | Kalamazoo, Michigan | Inactive | |
| 098 | Delta-Beta | – 1972 | Lake Forest College | Lake Forest, Illinois | Inactive | |
| 099 | Delta-Gamma | – 1972; 1990–2018; 20xx ? | University of Connecticut | Storrs, Connecticut | Active | |
| 100 | Delta-Delta | – 200x ? | University of Northern Colorado | Greeley, Colorado | Inactive | |
| 101 | Delta-Epsilon | | Cleveland State University | Cleveland, Ohio | Active | |
| 102 | Delta-Zeta | – 1992; 2016 | Southeast Missouri State University | Cape Girardeau, Missouri | Active | |
| 103 | Delta-Eta | – 1982; 2002 | Northern Illinois University | DeKalb, Illinois | Active | |
| 104 | Delta-Theta | – 1972; 1989 | California State University, Long Beach | Long Beach, California | Active | |
| 105 | Delta-Iota | – 200x ? | Lenoir–Rhyne University | Hickory, North Carolina | Inactive | |
| 106 | Delta-Kappa | – 1966 | High Point University | High Point, North Carolina | Inactive | |
| 107 | Delta-Lambda | – 200x ?; 2008 | University of Central Missouri | Warrensburg, Missouri | Active | |
| 108 | Delta-Mu | – 1988 | Pittsburg State University | Pittsburg, Kansas | Inactive | |
| 109 | Delta-Nu | – 2015; 2019 | Northwest Missouri State University | Maryville, Missouri | Active | |
| 110 | Delta-Xi | | Miami University | Oxford, Ohio | Active | |
| 111 | Delta-Omicron | – 2000 | Central Michigan University | Mount Pleasant, Michigan | Inactive | |
| 112 | Delta-Pi | – 1972; 19xx ? | Eastern Michigan University | Ypsilanti, Michigan | Active | |
| 113 | Delta-Rho | – 1974; 19xx ?–200x ?; 2007–2014 | Indiana University of Pennsylvania | Indiana, Pennsylvania | Inactive | |
| 114 | Delta-Sigma | – 1987 | Morningside College | Sioux City, Iowa | Inactive | |
| 115 | Delta-Tau | – 1969; 1979–2008 | University of Northern Iowa | Cedar Falls, Iowa | Inactive | |
| 116 | Delta-Upsilon | – 2023 | Missouri Valley College | Marshall, Missouri | Inactiv | |
| 117 | Delta-Phi | – 200x ?; 2009 | Saint Francis University | Loretto, Pennsylvania | Active | |
| 118 | Delta-Chi | – 2025 | Gannon University | Erie, Pennsylvania | Inactive | |
| 119 | Delta-Psi | | North Dakota State University | Fargo, North Dakota | Active | |
| 120 | Delta-Omega | – 1989 | Western State College of Colorado | Gunnison, Colorado | Inactive | |
| 121 | Epsilon-Alpha | | Saint Louis University | St. Louis, Missouri | Active | |
| 122 | Epsilon-Beta | – 1979; 2013 | University of Tampa | Tampa, Florida | Active | |
| 123 | Epsilon-Gamma | – 1966 | Moravian College | Bethlehem, Pennsylvania | Inactive | |
| 124 | Epsilon-Delta | – 1972; 200x ?–20xx ?; 2013 | University of Massachusetts Amherst | Amherst, Massachusetts | Active | |
| 125 | Epsilon-Epsilon | – 200x ? | University of Nebraska Omaha | Omaha, Nebraska | Inactive | |
| 126 | Epsilon-Zeta | – 1987; 2008 | Rider University | Lawrence Township, New Jersey | Active | |
| 127 | Epsilon-Eta | | Southwestern Oklahoma State University | Weatherford, Oklahoma | Active | |
| 128 | Epsilon-Theta | – 200x?; 20xx ? – 2023 | Southeastern Oklahoma State University | Durant, Oklahoma | Inactive | |
| 129 | Epsilon-Iota | – 1992; 2013–2017 | Youngstown State University | Youngstown, Ohio | Inactive | |
| 130 | Epsilon-Kappa | – 200x ?; 2004 | Loyola University Chicago | Chicago, Illinois | Active | |
| 131 | Epsilon-Lambda | – 1980 | University of Missouri–Kansas City | Kansas City, Missouri | Inactive | |
| 132 | Epsilon-Mu | – 1988 | University of Louisiana at Monroe | Monroe, Louisiana | Inactive | |
| 133 | Epsilon-Nu | – 2014 | University of Wisconsin–Stevens Point | Stevens Point, Wisconsin | Inactive | |
| 134 | Epsilon-Xi | | Shepherd University | Shepherdstown, West Virginia | Active | |
| 135 | Epsilon-Omicron | | University of Houston | Houston, Texas | Active | |
| 136 | Epsilon-Pi | – 1972 | Colgate University | Hamilton, New York | Inactive | |
| 137 | Epsilon-Rho | – 19xx ?; 1989–2019 | Northern Arizona University | Flagstaff, Arizona | Inactive | |
| 138 | Epsilon-Sigma | – 2020 | University of Central Oklahoma | Edmond, Oklahoma | Inactive | |
| 139 | Epsilon-Tau | – 1976; 19xx ?–200x ? | University of Rochester | Rochester, New York | Inactive | |
| 140 | Epsilon-Upsilon | | Northwestern State University | Natchitoches, Louisiana | Active | |
| 141 | Epsilon-Phi | – 1975 | University of Detroit Mercy | Detroit, Michigan | Inactive | |
| 142 | Epsilon-Chi | – 1975; 1982–200x ?; 2006–2020 | University at Buffalo | Buffalo, New York | Inactive | |
| 143 | Epsilon-Psi | – 1976 | McNeese State University | Lake Charles, Louisiana | Inactive | |
| 144 | Epsilon-Omega | – 1983 | Minot State University | Minot, North Dakota | Inactive | |
| 145 | Zeta-Alpha | – 19xx ?; 1989 | Wagner College | Staten Island, New York | Active | |
| 146 | Zeta-Beta | | University of Evansville | Evansville, Indiana | Active | |
| 147 | Zeta-Gamma | – 200x ? | Nebraska Wesleyan University | Lincoln, Nebraska | Inactive | |
| 148 | Zeta-Delta | | Alma College | Alma, Michigan | Active | |
| 149 | Zeta-Epsilon | – 1999 | Waynesburg College | Waynesburg, Pennsylvania | Inactive | |
| 150 | Zeta-Zeta | – 1978; 1987–2014 | University of Wisconsin–Milwaukee | Milwaukee, Wisconsin | Inactive | |
| 151 | Zeta-Eta | – 2003 | Muhlenberg College | Allentown, Pennsylvania | Inactive | |
| 152 | Zeta-Theta | – 200x ?; 2009 – 2025 | Western Illinois University | Macomb, Illinois | Inactive | |
| 153 | Zeta-Iota | – 1981 | University of Manitoba | Winnipeg, Manitoba, Canada | Inactive | |
| 154 | Zeta-Kappa | – 201x ? | Portland State University | Portland, Oregon | Inactive | |
| 155 | Zeta-Lambda | – 1985; 2011 | Bowling Green State University | Bowling Green, Ohio | Active | |
| 156 | Zeta-Mu | | Worcester Polytechnic Institute | Worcester, Massachusetts | Active | |
| 157 | Zeta-Nu | | Valdosta State University | Valdosta, Georgia | Active | |
| 158 | Zeta-Xi | – 1971; 19xx ?–200x ? | Boston University | Boston, Massachusetts | Colony | |
| 159 | Zeta-Omicron | – 200x ? | Western Carolina University | Cullowhee, North Carolina | Inactive | |
| 160 | Zeta-Pi | – 1981; 1990 | Culver–Stockton College | Canton, Missouri | Active | |
| 161 | Zeta-Rho | –198x ? | American International College | Springfield, Massachusetts. | Inactive | |
| 162 | Zeta-Sigma | – 1999 | Marietta College | Marietta, Ohio | Inactive | |
| 163 | Zeta-Tau | – 1995; 2005–2020 | Shippensburg University of Pennsylvania | Shippensburg, Pennsylvania | Inactive | |
| 164 | Zeta-Upsilon | – 1987 | Alliance College | Cambridge Springs, Pennsylvania | Inactive | |
| 165 | Zeta-Phi | – 1986; 1992 | Rollins College | Winter Park, Florida | Active | |
| 166 | Zeta-Chi | – 1991 | Murray State University | Murray, Kentucky | Inactive | |
| 167 | Zeta-Psi | – 1982 | Hamline University | Saint Paul, Minnesota | Inactive | |
| 168 | Zeta-Omega | – 200x ?; 2007–201x ? | California University of Pennsylvania | California, Pennsylvania | Inactive | |
| 169 | Theta-Alpha | – 1967 | Loyola Marymount University | Los Angeles, California | Inactive | |
| 170 | Theta-Beta | – 1988; 19xx ?–200x ? | Belmont Abbey College | Belmont, North Carolina | Inactive | |
| 171 | Theta-Gamma | – 200x ? | Lock Haven University of Pennsylvania | Lock Haven, Pennsylvania | Inactive | |
| 172 | Theta-Delta | | Fairmont State University | Fairmont, West Virginia | Active | |
| 173 | Theta-Epsilon | – 1977; 19xx ?–200x ? | Humboldt State University | Arcata, California | Inactive | |
| 174 | Theta-Zeta | – 2023 | Rutgers University–Newark | Newark, New Jersey | Inactive | |
| 175 | Theta-Eta | – 199x ?; 2005
|