| Number | Chapter | Charter date and range | Institution | Location | State or region | Status | References |
|---|
| 1 | Alpha | 1906 | University of California, Berkeley | Berkeley, California | CA | Active | |
| 2 | Beta | 1925 | University of Southern California | Los Angeles, California | CA | Active | |
| 3 | Gamma | 1926 | University of California, Los Angeles | Los Angeles, California | CA | Active | |
| 4 | Delta | 1927 | Mississippi University for Women | Columbus, Mississippi | MS | Active | |
| 5 | Epsilon | 1927 | University of Illinois Urbana-Champaign | Urbana, Illinois | IL | Active | |
| 6 | Zeta | 1928 | University of Oregon | Eugene, Oregon | OR | Active | |
| 7 | Eta | 1930 | University of Kansas | Lawrence, Kansas | KS | Active | |
| 8 | Theta | 1930 | Rice University | Houston, Texas | TX | Active | |
| 9 | Iota | 1934 | Stanford University | Stanford, California | CA | Active | [5] |
| 10 | Kappa | 1936 | Cornell University | Ithaca, New York | NY | Active | |
| 11 | Lambda | 1936 | University of Montevallo | Montevallo, Alabama | AL | Active | |
| 12 | Mu | 1936 | Dominican University of California | San Rafael, California | CA | Active | |
| 13 | Nu | 1938 | Lone Mountain College | San Francisco, California | CA | Inactive | [a] |
| 14 | Xi | 1938 | University of Pennsylvania | Philadelphia, Pennsylvania | PA | Active | [6] |
| 15 | Omicron | 1938 | Florida State University | Tallahassee, Florida | FL | Active | |
| 16 | Pi | 1941 | University of Arizona | Tucson, Arizona | AZ | Active | |
| 17 | Rho | 1944 | University of Texas at Austin | Austin, Texas | TX | Active | |
| 18 | Sigma | 1946 | Hunter College | New York City, New York | NY | Active | |
| 19 | Tau | 1948 | Southern Methodist University | Dallas, Texas | TX | Active | |
| 20 | Upsilon | 1948 | New York University | New York City, New York | NY | Active | |
| 21 | Phi | 1948 | Notre Dame of Maryland University | Baltimore, Maryland | MD | Active | |
| 22 | Chi | 1948 | Kent State University | Kent, Ohio | OH | Active | |
| 23 | Psi | 1948 | University of Louisiana at Lafayette | Lafayette, Louisiana | LA | Active | |
| 24 | Omega | 1949 | Saint Joseph College | Emmitsburg, Maryland | MD | Inactive | [b] |
| 25 | Alpha Alpha | 1949 | Barat College | Lake Forest, Illinois | IL | Inactive | [c] |
| 26 | Alpha Beta | 1949 | Denison University | Granville, Ohio | OH | Active | |
| 27 | Alpha Gamma | 1949 | University of Tennessee | Knoxville, Tennessee | TN | Active | [7] |
| 28 | Alpha Delta | 1949 | St. Catherine University | Saint Paul, Minnesota | MN | Active | |
| 29 | Alpha Epsilon | 1949 | Mount Saint Mary's University, Los Angeles | Los Angeles, California | CA | Active | |
| 30 | Alpha Zeta | 1949 | Lincoln Memorial University | Harrogate, Tennessee | TN | Active | |
| 31 | Alpha Eta | 1949 | Miami University | Oxford, Ohio | OH | Active | |
| 32 | Alpha Theta | 1949 | Brooklyn College | Brooklyn, New York | NY | Active | |
| 33 | Alpha Iota | 1950 | University of North Texas | Denton, Texas | TX | Active | |
| 34 | Alpha Kappa | 1950 | University of Southern Mississippi | Hattiesburg, Mississippi | MS | Active | |
| 35 | Alpha Lambda | 1950 | University of Iowa | Iowa City, Iowa | IA | Active | |
| 36 | Alpha Mu | 1950 | Winthrop University | Rock Hill, South Carolina | SC | Active | |
| 37 | Alpha Nu | 1950 | Adrian College | Adrian, Michigan | MI | Active | |
| 38 | Alpha Xi | 1950 | University of Minnesota | Minneapolis, Minnesota | MN | Active | |
| 39 | Alpha Omicron | 1950 | West Virginia University | Morgantown, West Virginia | WV | Active | |
| 40 | Alpha Pi | 1951 | Marquette University | Milwaukee, Wisconsin | WI | Active | |
| 41 | Alpha Rho | 1951 | Bucknell University | Lewisburg, Pennsylvania | PA | Active | |
| 42 | Alpha Sigma | 1951 | Marylhurst University | Maryhurst, Oregon | OR | Inactive | [d] |
| 43 | Alpha Tau | 1951 | Dominican University | River Forest, Illinois | IL | Active | |
| 44 | Alpha Upsilon | 1951 | Marshall University | Huntington, West Virginia | WV | Active | |
| 45 | Alpha Phi | 1951 | University of Texas at El Paso | El Paso, Texas | TX | Active | |
| 46 | Alpha Chi | 1951 | College of Saint Teresa | Winona, Minnesota | MN | Inactive | [e] |
| 47 | Alpha Psi | 1951 | La Salle University | Philadelphia, Pennsylvania | PA | Active | |
| 48 | Alpha Omega | 1952 | Yeshiva University | New York City, New York | NY | Active | |
| 49 | Beta Alpha | 1952 | University of North Carolina at Chapel Hill | Chapel Hill, North Carolina | NC | Active | |
| 50 | Beta Beta | 1952 | University of Houston | Houston, Texas | TX | Active | |
| 51 | Beta Gamma | 1952 | University of Miami | Coral Gables, Florida | FL | Active | |
| 52 | Beta Delta | 1952 | City College of New York | New York City, New York | NY | Active | |
| 53 | Beta Epsilon | 1952 | College of William & Mary | Williamsburg, Virginia | VA | Active | |
| 54 | Beta Zeta | 1953 | Samford University | Homewood, Alabama | AL | Active | |
| 55 | Beta Eta | 1953 | University of Detroit Mercy | Detroit, Michigan | MI | Active | |
| 56 | Beta Theta | 1953 | Southern Arkansas University | Magnolia, Arkansas | AR | Active | |
| 57 | Beta Iota | 1954 | Temple University | Philadelphia, Pennsylvania | PA | Active | |
| 58 | Beta Kappa | 1954 | Webster University | Webster Groves, Missouri | MO | Active | |
| 59 | Beta Lambda | 1955 | North Carolina A&T State University | Greensboro, North Carolina | NC | Active | |
| 60 | Beta Mu | 1956 | Carson–Newman University | Jefferson City, Tennessee | TN | Active | |
| 61 | Beta Nu | 1956 | University of Wisconsin–Eau Claire | Eau Claire, Wisconsin | WI | Active | |
| 62 | Beta Xi | 1956 | Texas Tech University | Lubbock, Texas | TX | Active | |
| 63 | Beta Omicron | 1956 | Tennessee State University | Nashville, Tennessee | TN | Active | |
| 64 | Beta Pi | 1956 | West Virginia State University | Institute, West Virginia | WV | Active | |
| 65 | Beta Rho | 1956 | Judson College | Marion, Alabama | AL | Inactive | [f] |
| 66 | Beta Sigma | 1956 | Georgetown College | Georgetown, Kentucky | KY | Active | |
| 67 | Beta Tau | 1956 | University of Toledo | Toledo, Ohio | OH | Active | |
| 68 | Beta Upsilon | 1956 | Morehouse College | Atlanta, Georgia | GA | Active | |
| 69 | Beta Phi | 1957 | Millsaps College | Jackson, Mississippi | MS | Active | |
| 70 | Beta Chi | 1957 | Avila University | Kansas City, Missouri | MO | Active | |
| 71 | Beta Psi | 1958 | DePaul University | Chicago, Illinois | IL | Active | |
| 72 | Beta Omega | 1958 | University of Cincinnati | Cincinnati, Ohio | OH | Active | |
| 73 | Gamma Alpha | 1958 | Arcadia University | Glenside, Pennsylvania | PA | Active | |
| 74 | Gamma Beta | 1959 | Holy Names University | Oakland, California | CA | Inactive | [g] |
| 75 | Gamma Gamma | 1959 | Adelphi University | Garden City, New York | NY | Active | |
| 76 | Gamma Delta | 1960 | University of North Carolina at Greensboro | Greensboro, North Carolina | NC | Active | |
| 77 | Gamma Epsilon | 1960 | Texas Southern University | Houston, Texas | TX | Active | |
| 78 | Gamma Zeta | 1960 | Mundelein College | Chicago, Illinois | IL | Inactive | [h] |
| 79 | Gamma Eta | 1962 | University of St. Thomas | Houston, Texas | TX | Active | |
| 80 | Gamma Theta | 1962 | North Carolina Central University | Durham, North Carolina | NC | Active | |
| 81 | Gamma Iota | 1962 | Bowling Green State University | Bowling Green, Ohio | OH | Active | |
| 82 | Gamma Kappa | 1962 | Montclair State University | Montclair, New Jersey | NJ | Active | |
| 83 | Gamma Lambda | 1962 | Fort Wright College | Toppenish, Washington | WA | Inactive | |
| 84 | Gamma Mu | 1962 | Hope College | Holland, Michigan | MI | Active | |
| 85 | Gamma Nu | 1962 | Oregon State University | Corvallis, Oregon | OR | Active | |
| 86 | Gamma Xi | 1962 | Trinity Washington University | Washington, D.C. | DC | Active | |
| 87 | Gamma Omicron | 1962 | Dickinson College | Carlisle, Pennsylvania | PA | Active | |
| 88 | Gamma Pi | 1963 | Emporia State University | Emporia, Kansas | KS | Active | |
| 89 | Gamma Rho | 1963 | Hofstra University | Hempstead, New York | NY | Active | |
| 90 | Gamma Sigma | 1963 | Slippery Rock University | Slippery Rock, Pennsylvania | PA | Active | |
| 91 | Gamma Tau | 1963 | Purdue University | West Lafayette, Indiana | IN | Active | |
| 92 | Gamma Upsilon | 1963 | Mercyhurst University | Erie, Pennsylvania | PA | Active | |
| 93 | Gamma Phi | 1963 | Appalachian State University | Boone, North Carolina | NC | Active | |
| 94 | Gamma Chi | 1963 | Regis University | Denver, Colorado | CO | Active | |
| 95 | Gamma Psi | 1963 | Brigham Young University | Provo, Utah | UT | Active | [8] |
| 96 | Gamma Omega | 1963 | Loyola University Chicago | Chicago, Illinois | IL | Active | |
| 97 | Delta Alpha | 1964 | University of Nebraska at Kearney | Kearney, Nebraska | NE | Active | |
| 98 | Delta Beta | 1964 | Georgian Court University | Lakewood Township, New Jersey | NJ | Active | |
| 99 | Delta Gamma | 1964 | Maryville College | Maryville, Tennessee | TN | Active | |
| 100 | Delta Delta | 1964 | Notre Dame College | South Euclid, Ohio | OH | Active | |
| 101 | Delta Epsilon | 1964 | Western Kentucky University | Bowling Green, Kentucky | KY | Active | |
| 102 | Delta Zeta | 1964 | Marygrove College | Detroit, Michigan | MI | Inactive | [i] |
| 103 | Delta Eta | 1964 | University of Science and Arts of Oklahoma | Chickasha, Oklahoma | OK | Active | |
| 104 | Delta Theta | 1965 | Drury University | Springfield, Missouri | MO | Active | |
| 105 | Delta Iota | 1965 | Nazareth University | Pittsford, New York | NY | Active | |
| 106 | Delta Kappa | 1965 | Trinity University | San Antonio, Texas | TX | Active | |
| 107 | Delta Lambda | 1965 | University of Memphis | Memphis, Tennessee | TN | Active | |
| 108 | Delta Mu | 1965 | Mississippi State University | Mississippi State, Mississippi | MS | Active | |
| 109 | Delta Nu | 1965 | Baylor University | Waco, Texas | TX | Active | |
| 110 | Delta Xi | 1965 | University of Hawaiʻi at Mānoa | Honolulu, Hawaii | HI | Active | |
| 111 | Delta Omicron | 1965 | Rowan University | Glassboro, New Jersey | NJ | Active | |
| 112 | Delta Pi | 1965 | St. John's University | New York City, New York | NY | Active | |
| 113 | Delta Rho | 1965 | Westminster College | New Wilmington, Pennsylvania | PA | Active | |
| 114 | Delta Sigma | 1965 | University of Connecticut | Storrs, Connecticut | CT | Active | |
| 115 | Delta Tau | 1965 | Auburn University | Auburn, Alabama | AL | Active | |
| 116 | Delta Upsilon | 1965 | University of Kentucky | Lexington, Kentucky | KY | Active | |
| 117 | Delta Phi | 1966 | Radford University | Radford, Virginia | VA | Active | |
| 118 | Delta Chi | 1966 | Marillac College | St. Louis, Missouri | MO | Inactive | [j] |
| 119 | Delta Psi | 1966 | Illinois State University | Normal, Illinois | IL | Active | [9] |
| 120 | Delta Omega | 1966 | University of Mississippi | University, Mississippi | MS | Active | |
| 121 | Epsilon Alpha | 1966 | Austin College | Sherman, Texas | TX | Active | |
| 122 | Epsilon Beta | 1966 | University of Montana | Missoula, Montana | MT | Active | |
| 123 | Epsilon Gamma | 1966 | Rider College | Lawrence Township, New Jersey | NJ | Active | |
| 124 | Epsilon Delta | 1967 | Saint Louis University | St. Louis, Missouri | MO | Active | |
| 125 | Epsilon Epsilon | 1967 | Queens College, City University of New York | Flushing, Queens,New York City, New York | NY | Active | |
| 126 | Epsilon Zeta | 1967 | San Diego State University | San Diego, California | CA | Active | |
| 127 | Epsilon Eta | 1967 | University of Utah | Salt Lake City, Utah | UT | Active | |
| 128 | Epsilon Theta | 1967 | University of San Diego | San Diego, California | CA | Active | |
| 129 | Epsilon Iota | 1967 | Lamar University | Beaumont, Texas | TX | Active | |
| 130 | Epsilon Kappa | 1967 | Commonwealth University-Mansfield | Mansfield, Pennsylvania | PA | Active | |
| 131 | Epsilon Lambda | 1967 | Frostburg State University | Frostburg, Maryland | MD | Active | |
| 132 | Epsilon Mu | 1967 | University of Wisconsin–Whitewater | Whitewater, Wisconsin | WI | Active | |
| 133 | Epsilon Nu | 1967 | California State University, Los Angeles | Los Angeles, California | CA | Active | |
| 134 | Epsilon Xi | 1967 | University of Tennessee at Chattanooga | Chattanooga, Tennessee | TN | Active | |
| 135 | Epsilon Omicron | 1968 | Fontbonne University | Clayton, Missouri | MO | Inactive | |
| 136 | Epsilon Pi | 1968 | Colorado State University Pueblo | Pueblo, Colorado | CO | Active | |
| 137 | Epsilon Rho | 1968 | State University of New York at Fredonia | Fredonia, New York | NY | Active | |
| 138 | Epsilon Sigma | 1968 | Wichita State University | Wichita, Kansas | KS | Active | |
| 139 | Epsilon Tau | 1968 | Texas State University | San Marcos, Texas | TX | Active | |
| 140 | Epsilon Upsilon | 1968 | Indiana University of Pennsylvania | Indiana, Pennsylvania | PA | Active | |
| 141 | Epsilon Phi | 1969 | University of Arkansas at Little Rock | Little Rock, Arkansas | AR | Active | |
| 142 | Epsilon Chi | 1969 | Ohio Northern University | Ada, Ohio | OH | Active | |
| 143 | Epsilon Psi | 1969 | Maryville University | Town and Country, Missouri | MO | Active | |
| 144 | Epsilon Omega | 1969 | Loyola Marymount University | Los Angeles, California | CA | Active | |
| 145 | Zeta Alpha | 1969 | Susquehanna University | Selinsgrove, Pennsylvania | PA | Active | |
| 146 | Zeta Beta | 1969 | California State University, Sacramento | Sacramento, California | CA | Active | |
| 147 | Zeta Gamma | 1969 | University at Albany, SUNY | Albany, New York | NY | Active | |
| 148 | Zeta Delta | 1969 | Southern Illinois University Edwardsville | Edwardsville, Illinois | IL | Active | |
| 149 | Zeta Epsilon | 1969 | Fairfield University | Fairfield, Connecticut | CT | Active | |
| 150 | Zeta Zeta | 1969 | University of Georgia | Athens, Georgia | GA | Active | |
| 151 | Zeta Eta | 1969 | University of Akron | Akron, Ohio | OH | Active | |
| 152 | Zeta Theta | 1969 | California State University, Long Beach | Long Beach, California | CA | Active | |
| 153 | Zeta Iota | 1969 | University of Portland | Portland, Oregon | OR | Active | |
| 154 | Zeta Kappa | 1970 | University of Nevada, Reno | Reno, Nevada | NV | Active | |
| 155 | Zeta Lambda | 1970 | Buena Vista University | Storm Lake, Iowa | IA | Active | |
| 156 | Zeta Mu | 1970 | University of Charleston | Charleston, West Virginia | WV | Active | |
| 157 | Zeta Nu | 1970 | Southwestern University | Georgetown, Texas | TX | Active | |
| 158 | Zeta Xi | 1970 | California State University, San Bernardino | San Bernardino, California | CA | Active | |
| 159 | Zeta Omicron | 1970 | Murray State University | Murray, Kentucky | KY | Active | |
| 160 | Zeta Pi | 1970 | Lindenwood University | St. Charles, Missouri | MO | Active | |
| 161 | Zeta Rho | 1970 | Georgia Southern University | Statesboro, Georgia | GA | Active | |
| 162 | Zeta Sigma | 1970 | Lehman College | Bronx, New York City,New York | NY | Active | |
| 163 | Zeta Tau | 1970 | Whittier College | Whittier, California | CA | Active | |
| 164 | Zeta Upsilon | 1970 | Randolph–Macon College | Ashland, Virginia | VA | Active | |
| 165 | Zeta Phi | 1971 | University of Rhode Island | Kingston, Rhode Island | RI | Active | |
| 166 | Zeta Chi | 1971 | California Lutheran University | Thousand Oaks, California | CA | Active | |
| 167 | Zeta Psi | 1971 | East Texas A&M University | Commerce, Texas | TX | Active | |
| 168 | Zeta Omega | 1971 | Central Michigan University | Mount Pleasant, Michigan | MI | Active | |
| 169 | Eta Alpha | 1971 | Dominican College | Houston, Texas | TX | Inactive | [k] |
| 170 | Eta Beta | 1971 | West Texas A&M University | Canyon, Texas | TX | Active | |
| 171 | Eta Gamma | 1971 | Pennsylvania Western University, Edinboro | Edinboro, Pennsylvania | PA | Active | |
| 172 | Eta Delta | 1971 | St. Lawrence University | Canton, New York | NY | Active | |
| 173 | Eta Epsilon | 1971 | Georgia Southwestern State University | Americus, Georgia | GA | Active | |
| 174 | Eta Zeta | 1971 | Georgia Southern University–Armstrong Campus | Savannah, Georgia | GA | Active | |
| 175 | Eta Eta | 1972 | Thiel College | Greenville, Pennsylvania | PA | Active | |
| 176 | Eta Theta | 1972 | St. Bonaventure University | St. Bonaventure, New York | NY | Active | |
| 177 | Eta Iota | 1972 | Sam Houston State University | Huntsville, Texas | TX | Active | |
| 178 | Eta Kappa | 1972 | Pace University | New York City, New York | NY | Active | |
| 179 | Eta Lambda | 1972 | Roanoke College | Salem, Virginia | VA | Active | |
| 180 | Eta Mu | 1972 | George Washington University | Washington, D.C. | DC | Active | |
| 181 | Eta Nu | 1973 | St. John Fisher College | Rochester, New York | NY | Active | |
| 182 | Eta Xi | 1973 | St. Augustine's University | Raleigh, North Carolina | NC | Active | |
| 183 | Eta Omicron | 1973 | University of Delaware | Newark, Delaware | DE | Active | |
| 184 | Eta Pi | 1973 | Bethany College | Lindsborg, Kansas | KS | Active | |
| 185 | Eta Rho | 1973 | Missouri State University | Springfield, Missouri | MO | Active | |
| 186 | Eta Sigma | 1973 | University of Alabama | Tuscaloosa, Alabama | AL | Active | [10] |
| 187 | Eta Tau | 1974 | Hobart and William Smith Colleges | Geneva, New York | NY | Active | |
| 188 | Eta Upsilon | 1974 | University of California, Davis | Davis, California | CA | Active | |
| 189 | Eta Phi | 1974 | Pepperdine University | Malibu, California | CA | Active | |
| 190 | Eta Chi | 1974 | California State University, Dominguez Hills | Carson, California | CA | Active | |
| 191 | Eta Psi | 1974 | University of North Carolina at Asheville | Asheville, North Carolina | NC | Active | |
| 192 | Eta Omega | 1975 | University of Arkansas | Fayetteville, Arkansas | AR | Active | |
| 193 | Theta Alpha | 1975 | Clemson University | Clemson, South Carolina | SC | Active | |
| 194 | Theta Beta | 1975 | University of South Carolina | Columbia, South Carolina | SC | Active | |
| 195 | Theta Gamma | 1975 | Columbia College | Columbia, South Carolina | SC | Active | |
| 196 | Theta Delta | 1975 | State University of New York at Oswego | Oswego, New York | NY | Active | |
| 197 | Theta Epsilon | 1975 | Wright State University | Dayton, Ohio | OH | Active | |
| 198 | Theta Zeta | 1975 | University of Louisville | Louisville, Kentucky | KY | Active | |
| 199 | Theta Eta | 1975 | Salve Regina University | Newport, Rhode Island | RI | Active | |
| 200 | Theta Theta | 1975 | East Tennessee State University | Johnson City, Tennessee | TN | Active | |
| 201 | Theta Iota | 1976 | Texas A&M University | College Station, Texas | TX | Active | |
| 202 | Theta Kappa | 1976 | Hood College | Frederick, Maryland | MD | Active | |
| 203 | Theta Lambda | 1976 | University of California, Santa Barbara | Santa Barbara, California | CA | Active | |
| 204 | Theta Mu | 1976 | Eastern Illinois University | Charleston, Illinois | IL | Active | |
| 205 | Theta Nu | 1976 | Valdosta State University | Valdosta, Georgia | GA | Active | |
| 206 | Theta Xi | 1977 | Georgetown University | Washington, D.C. | DC | Active | [11] |
| 207 | Theta Omicron | 1977 | Old Dominion University | Norfolk, Virginia | VA | Active | |
| 208 | Theta Pi | 1977 | University of Tennessee at Martin | Martin, Tennessee | TN | Active | |
| 209 | Theta Rho | 1977 | State University of New York at Cortland | Cortland, New York | NY | Active | |
| 210 | Theta Sigma | 1977 | Saint Mary-of-the-Woods College | Saint Mary-of-the-Woods, Indiana | IN | Active | |
| 211 | Theta Tau | 1978 | Loyola University New Orleans | New Orleans, Louisiana | LA | Active | |
| 212 | Theta Upsilon | 1978 | Wofford College | Spartanburg, South Carolina | SC | Active | |
| 213 | Theta Phi | 1978 | Ohio State University | Columbus, Ohio | OH | Active | |
| 214 | Theta Chi | 1978 | University of the Pacific | Stockton, California | CA | Active | |
| 215 | Theta Psi | 1978 | Morgan State University | Baltimore, Maryland | MD | Active | |
| 216 | Theta Omega | 1978 | Immaculata University | East Whiteland Township, Pennsylvania | PA | Active | |
| 217 | Iota Alpha | 1978 | Southeastern Louisiana University | Hammond, Louisiana | LA | Active | |
| 218 | Iota Beta | 1978 | Howard University | Washington, D.C. | DC | Active | |
| 219 | Iota Gamma | 1979 | Rutgers University–New Brunswick | New Brunswick, New Jersey | NJ | Active | |
| 220 | Iota Delta | 1979 | University of Redlands | Redlands, California | CA | Active | |
| 221 | Iota Epsilon | 1979 | Northeastern Illinois University | Chicago, Illinois | IL | Active | |
| 222 | Iota Zeta | 1980 | State University of New York at Potsdam | Potsdam, New York | NY | Active | |
| 223 | Iota Eta | 1980 | Lambuth University | Jackson, Tennessee | TN | Inactive | |
| 224 | Iota Theta | 1981 | IAU College | Aix-en-Provence,Provence-Alpes-Côte d'Azur, France | PACA | Active | |
| 225 | Iota Kappa | 1981 | Valparaiso University | Valparaiso, Indiana | IN | Active | |
| 226 | Iota Lambda | 1981 | Hillsdale College | Hillsdale, Michigan | MI | Active | |
| 227 | Iota Mu | 1981 | Albright College | Reading, Pennsylvania | PA | Active | |
| 228 | Iota Nu | 1982 | Mount St. Mary's University | Emmitsburg, Maryland | MD | Active | |
| 229 | Iota Xi | 1982 | Northern Arizona University | Flagstaff, Arizona | AZ | Active | |
| 230 | Iota Omicron | 1983 | Xavier University | Cincinnati, Ohio | OH | Active | |
| 231 | Iota Pi | 1983 | Manhattan University | Riverdale, Bronx,New York City, New York | NY | Active | [12] |
| 232 | Iota Rho | 1984 | University of Nebraska Omaha | Omaha, Nebraska | NE | Active | |
| 233 | Iota Sigma | 1984 | Louisiana Tech University | Ruston, Louisiana | LA | Active | |
| 234 | Iota Tau | 1984 | Truman State University | Kirksville, Missouri | MO | Active | |
| 235 | Iota Upsilon | 1986 | Gustavus Adolphus College | St. Peter, Minnesota | MN | Active | |
| 236 | Iota Phi | 1986 | Salisbury University | Salisbury, Maryland | MD | Active | |
| 237 | Iota Chi | 1986 | De Pauw University | Greencastle, Indiana | IN | Active | |
| 238 | Iota Psi | 1986 | University of Wisconsin–La Crosse | La Crosse, Wisconsin | WI | Active | |
| 239 | Iota Omega | 1987 | Meredith College | Raleigh, North Carolina | NC | Active | |
| 240 | Kappa Alpha | 1987 | Virginia Military Institute | Lexington, Virginia | VA | Active | |
| 241 | Kappa Beta | 1987 | American University of Paris | Paris,Île-de-France, France | IDF | Active | |
| 242 | Kappa Gamma | 1987 | Morehead State University | Morehead, Kentucky | KY | Active | |
| 243 | Kappa Delta | 1988 | Loyola University Maryland | Baltimore, Maryland | MD | Active | |
| 244 | Kappa Epsilon | 1989 | Saint Anselm College | Manchester, New Hampshire | NH | Active | |
| 245 | Kappa Zeta | 1989 | Kansas State University | Manhattan, Kansas | KS | Active | |
| 246 | Kappa Eta | 1989 | John Carroll University | Cleveland, Ohio | OH | Active | |
| 247 | Kappa Theta | 1989 | University of Buffalo | Buffalo, New York | NY | Active | |
| 248 | Kappa Iota | 1989 | Longwood University | Farmville, Virginia | VA | Active | |
| 249 | Kappa Kappa | 1990 | Agnes Scott College | Decatur, Georgia | GA | Active | |
| 250 | Kappa Lambda | 1990 | Vanderbilt University | Nashville, Tennessee | TN | Active | |
| 251 | Kappa Mu | 1990 | High Point University | High Point, North Carolina | NC | Active | |
| 252 | Kappa Nu | 1990 | Villanova University | Villanova, Pennsylvania | PA | Active | |
| 253 | Kappa Xi | 1990 | University of Minnesota Morris | Morris, Minnesota | MN | Active | |
| 254 | Kappa Omicron | 1990 | Colorado College | Colorado Springs, Colorado | CO | Active | |
| 255 | Kappa Pi | 1990 | Towson University | Towson, Maryland | MD | Active | |
| 256 | Kappa Rho | 1990 | Florida Atlantic University | Boca Raton, Florida | FL | Active | |
| 257 | Kappa Sigma | 1991 | Keene State College | Keene, New Hampshire | NH | Active | |
| 258 | Kappa Tau | 1991 | Western Michigan University | Kalamazoo, Michigan | MI | Active | |
| 259 | Kappa Upsilon | 1991 | Southern Illinois University Carbondale | Carbondale, Illinois | IL | Active | |
| 260 | Kappa Phi | 1991 | Westfield State University | Westfield, Massachusetts | MA | Active | |
| 261 | Kappa Chi | 1991 | St. Olaf College | Northfield, Minnesota | MN | Active | |
| 262 | Kappa Psi | 1991 | Florida International University | University Park, Florida | FL | Active | |
| 263 | Kappa Omega | 1991 | Arizona State University | Tempe, Arizona | AZ | Active | |
| 264 | Lambda Alpha | 1991 | St. Cloud State University | St. Cloud, Minnesota | MN | Active | |
| 265 | Lambda Beta | 1992 | College of the Holy Cross | Worcester, Massachusetts | MA | Active | |
| 266 | Lambda Gamma | 1992 | University of the Cumberlands | Williamsburg, Kentucky | KY | Active | |
| 267 | Lambda Delta | 1992 | Taylor University | Upland, Indiana | IN | Active | |
| 268 | Lambda Epsilon | 1992 | Ithaca College | Ithaca, New York | NY | Active | |
| 269 | Lambda Zeta | 1993 | Indiana University–Purdue University Indianapolis | Indianapolis, Indiana | IN | Inactive | [l] |
| 270 | Lambda Eta | 1993 | Iowa State University | Ames, Iowa | IA | Active | |
| 271 | Lambda Theta | 1993 | College of Charleston | Charleston, South Carolina | SC | Active | |
| 272 | Lambda Iota | 1993 | Virginia Wesleyan College | Virginia Beach, Virginia | VA | Active | |
| 273 | Lambda Kappa | 1993 | Kennesaw State University | Marietta, Georgia | GA | Active | |
| 274 | Lambda Lambda | 1994 | Oral Roberts University | Tulsa, Oklahoma | OK | Active | |
| 275 | Lambda Mu | 1995 | The Citadel | Charleston, South Carolina | SC | Active | |
| 276 | Lambda Nu | 1995 | Centenary College of Louisiana | Shreveport, Louisiana | LA | Active | |
| 277 | Lambda Xi | 1995 | Drew University | Madison, New Jersey | NJ | Active | |
| 278 | Lambda Omicron | 1995 | Elon University | Elon, North Carolina | NC | Active | |
| 279 | Lambda Pi | 1996 | Greensboro College | Greensboro, North Carolina | NC | Active | |
| 280 | Lambda Rho | 1996 | Stetson University | DeLand, Florida | FL | Active | |
| 281 | Lambda Sigma | 1996 | Washington & Jefferson College | Washington, Pennsylvania | PA | Active | [13] |
| 282 | Lambda Tau | 1996 | Lafayette College | Easton, Pennsylvania | PA | Active | |
| 283 | Lambda Upsilon | 1996 | Transylvania University | Lexington, Kentucky | KY | Active | |
| 284 | Lambda Phi | 1996 | Framingham State University | Framingham, Massachusetts | MA | Active | |
| 285 | Lambda Chi | 1996 | University of Central Florida | Orlando, Florida | FL | Active | |
| 286 | Lambda Psi | 1997 | Boston College | Chestnut Hill, Massachusetts | MA | Active | |
| 287 | Lambda Omega | 1997 | Idaho State University | Pocatello, Idaho | ID | Active | |
| 288 | Mu Alpha | 1997 | Augustana University | Sioux Falls, South Dakota | SD | Active | |
| 289 | Mu Beta | 1997 | University of Virginia | Charlottesville, Virginia | VA | Active | [14] |
| 290 | Mu Gamma | 1998 | University of Wisconsin–Milwaukee | Milwaukee, Wisconsin | WI | Active | |
| 291 | Mu Delta | 1998 | University of North Georgia | Dahlonega, Georgia | GA | Active | |
| 292 | Mu Epsilon | 1998 | Grand Valley State University | Allendale, Michigan | MI | Active | |
| 293 | Mu Zeta | 1998 | Gardner–Webb University | Boiling Springs, North Carolina | NC | Active | |
| 294 | Mu Eta | 1998 | Berry College | Mount Berry, Georgia | GA | Active | |
| 295 | Mu Theta | 1998 | Marietta College | Marietta, Ohio | OH | Active | |
| 296 | Mu Iota | 1998 | State University of New York at Geneseo | Geneseo, New York | NY | Active | |
| 297 | Mu Kappa | 1999 | Michigan State University | East Lansing, Michigan | MI | Active | |
| 298 | Mu Lambda | 1999 | Hollins University | Hollins, Virginia | VA | Active | |
| 299 | Mu Mu | 2000 | Wheaton College | Norton, Massachusetts | MA | Active | |
| 300 | Mu Nu | 2001 | Lee University | Cleveland, Tennessee | TN | Active | |
| 301 | Mu Xi | 1999 | University of New Hampshire | Durham, New Hampshire | NH | Active | |
| 302 | Mu Omicron | 1999 | Assumption University | Worcester, Massachusetts | MA | Active | |
| 303 | Mu Pi | 1999 | Western Washington University | Bellingham, Washington | WA | Active | |
| 304 | Mu Rho | 1999 | Fordham University | New York City, New York | NY | Active | |
| 305 | Mu Sigma | 2000 | Franklin & Marshall College | Lancaster, Pennsylvania | PA | Active | |
| 306 | Mu Tau | 2000 | Illinois Wesleyan University | Bloomington, Illinois | IL | Active | |
| 307 | Mu Upsilon | 2000 | Rockhurst University | Kansas City, Missouri | MO | Active | |
| 308 | Mu Phi | 2000 | University of Notre Dame | Notre Dame, Indiana | IN | Active | |
| 309 | Mu Chi | 2000 | University of Louisiana at Monroe | Monroe, Louisiana | LA | Active | |
| 310 | Mu Psi | 2001 | Shippensburg University of Pennsylvania | Shippensburg, Pennsylvania | PA | Active | |
| 311 | Mu Omega | 2001 | University of Florida | Gainesville, Florida | FL | Active | |
| 312 | Nu Alpha | 2001 | Minnesota State University, Mankato | Mankato, Minnesota | MN | Active | |
| 313 | Nu Beta | 200x ? | University of Texas at Arlington | Arlington, Texas | TX | Active | |
| 314 | Nu Gamma | 2002 | Stonehill College | North Easton, Massachusetts | MA | Active | |
| 315 | Nu Delta | 2002 | University of Pittsburgh | Pittsburgh, Pennsylvania | PA | Active | |
| 316 | Nu Epsilon | 2002 | Randolph College | Lynchburg, Virginia | VA | Active | |
| 317 | Nu Zeta | 2002 | State University of New York at New Paltz | New Paltz, New York | NY | Active | |
| 318 | Nu Eta | 2002 | Duke University | Durham, North Carolina | NC | Active | |
| 319 | Nu Theta | 2003 | William Patterson University | Wayne, New Jersey | NJ | Active | |
| 320 | Nu Iota | 2003 | Skidmore College | Saratoga Springs, New York | NY | Active | |
| 321 | Nu Kappa | 2003 | University of North Carolina Wilmington | Wilmington, North Carolina | NC | Active | |
| 322 | Nu Lambda | 2004 | Monmouth College | Monmouth, Illinois | IL | Active | |
| 323 | Nu Mu | 2004 | Sweet Briar College | Sweet Briar, Virginia | VA | Active | |
| 324 | Nu Nu | 2004 | Rhodes College | Memphis, Tennessee | TN | Active | |
| 325 | Nu Xi | 2004 | Hendrix College | Conway, Arkansas | AR | Active | |
| 326 | Nu Omicron | 2004 | Emory and Henry College | Emory, Virginia | VA | Active | |
| 327 | Nu Pi | 2005 | Le Moyne College | Syracuse, New York | NY | Active | |
| 328 | Nu Rho | 2005 | Washington College | Chestertown, Maryland | MD | Active | |
| 329 | Nu Sigma | 2005 | Concordia College | Moorhead, Minnesota | MN | Active | |
| 330 | Nu Tau | 2006 | Providence College | Providence, Rhode Island | RI | Active | |
| 331 | Nu Upsilon | 2006 | Christopher Newport University | Newport News, Virginia | VA | Active | |
| 332 | Nu Phi | 2006 | Wesleyan University | Middletown, Connecticut | CT | Active | |
| 333 | Nu Chi | 2006 | Canisius College | Buffalo, New York | NY | Active | |
| 334 | Nu Psi | 2006 | Cornell College | Mount Vernon, Iowa | IA | Active | |
| 335 | Nu Omega | 2007 | Luther College | Decorah, Iowa | IA | Active | |
| 336 | Xi Alpha | 2007 | University of Vermont | Burlington, Vermont | VT | Active | |
| 337 | Xi Beta | 2007 | Wagner College | Staten Island,New York City, New York | NY | Active | |
| 338 | Xi Gamma | 2007 | Indiana University Northwest | Gary, Indiana | IN | Active | |
| 339 | Xi Delta | 2008 | University of Colorado Colorado Springs | Colorado Springs, Colorado | CO | Active | |
| 340 | Xi Epsilon | 2008 | Coe College | Cedar Rapids, Iowa | IA | Active | |
| 341 | Xi Zeta | 2008 | University of Massachusetts Dartmouth | North Dartmouth, Massachusetts | MA | Active | |
| 342 | Xi Eta | 2008 | Midwestern State University | Wichita Falls, Texas | TX | Active | |
| 343 | Xi Theta | 2009 | Texas Christian University | Fort Worth, Texas | TX | Active | |
| 344 | Xi Iota | 2009 | Linfield College | McMinnville, Oregon | OR | Active | |
| 345 | Xi Kappa | 2009 | University of Oklahoma | Norman, Oklahoma | OK | Active | |
| 346 | Xi Lambda | 2009 | Augsburg University | Minneapolis, Minnesota | MN | Active | |
| 347 | Xi Mu | 2009 | Roger Williams University | Bristol, Rhode Island | RI | Active | |
| 348 | Xi Nu | 2009 | Creighton University | Omaha, Nebraska | NE | Active | |
| 349 | Xi Xi | 2010 | University of Nevada, Las Vegas | Paradise, Nevada | NV | Active | |
| 350 | Xi Omicron | 2010 | Pacific University | Forest Grove, Oregon | OR | Active | |
| 351 | Xi Pi | 2010 | Davidson College | Davidson, North Carolina | NC | Active | |
| 352 | Xi Rho | 2010 | University of Alabama at Birmingham | Birmingham, Alabama | AL | Active | |
| 353 | Xi Sigma | 2011 | Butler University | Indianapolis, Indiana | IN | Active | |
| 354 | Xi Tau | 2011 | Johns Hopkins University | Baltimore, Maryland | MD | Active | |
| 355 | Xi Upsilon | 2011 | Georgia College & State University | Milledgeville, Georgia | GA | Active | |
| 356 | Xi Phi | 2011 | Gettysburg College | Gettysburg, Pennsylvania | PA | Active | |
| 357 | Xi Chi | 2011 | Virginia Commonwealth University | Richmond, Virginia | VA | Active | |
| 358 | Xi Psi | 2012 | North Carolina State University | Raleigh, North Carolina | NC | Active | |
| 359 | Xi Omega | 2012 | West Chester University | West Chester, Pennsylvania | PA | Active | |
| 360 | Omicron Alpha | 2012 | University of Puerto Rico, Río Piedras Campus | San Juan, Puerto Rico | PR | Active | |
| 361 | Omicron Beta | 2012 | George Mason University | Fairfax, Virginia | VA | Active | |
| 362 | Omicron Gamma | 2012 | University of San Francisco | San Francisco, California | CA | Active | |
| 363 | Omicron Delta | 2012 | North Central College | Naperville, Illinois | IL | Active | |
| 364 | Omicron Epsilon | April 12, 2012 | Catholic University of America | Washington, D.C. | DC | Active | [15] |
| 365 | Omicron Zeta | 2012 | Stephen F. Austin University | Nacogdoches, Texas | TX | Active | |
| 366 | Omicron Eta | 2012 | Merrimack College | North Andover, Massachusetts | MA | Active | |
| 367 | Omicron Theta | 2013 | Asbury University | Wilmore, Kentucky | KY | Active | |
| 368 | Omicron Iota | 2013 | Saint Joseph's University | Philadelphia, Pennsylvania | PA | Active | |
| 369 | Omicron Kappa | 2013 | State University of New York at Plattsburgh | Plattsburgh, New York | NY | Active | |
| 370 | Omicron Lambda | 2013 | Spelman College | Atlanta, Georgia | GA | Active | |
| 371 | Omicron Mu | 2013 | University of Colorado Denver | Denver, Colorado | CO | Active | |
| 372 | Omicron Nu | 2013 | Ohio University | Athens, Ohio | OH | Active | |
| 373 | Omicron Xi | 2013 | North Park University | Chicago, Illinois | IL | Active | |
| 374 | Omicron Omicron | 2013 | Colorado State University | Chicago, Illinois | CO | Active | |
| 375 | Omicron Pi | 2014 | Virginia Tech | Blacksburg, Virginia | VA | Active | |
| 376 | Omicron Rho | 2014 | University of Puget Sound | Tacoma, Washington | WA | Active | |
| 377 | Omicron Sigma | 2015 | Pennsylvania State University | University Park, Pennsylvania | PA | Active | |
| 378 | Omicron Tau | 2015 | University of Michigan–Dearborn | Dearborn, Michigan | MI | Active | |
| 379 | Omicron Upsilon | 2015 | Indiana University Bloomington | Bloomington, Indiana | IN | Active | [16] |
| 380 | Omicron Phi | 2015 | Union College | Schenectady, New York | NY | Active | |
| 381 | Omicron Chi | 2015 | University of Massachusetts Lowell | Lowell, Massachusetts | MA | Active | |
| 382 | Omicron Psi | 2015 | Southern Connecticut State University | New Haven, Connecticut | CT | Active | |
| 383 | Omicron Omega | 2015 | Colgate University | Hamilton, New York | NY | Active | |
| 384 | Pi Alpha | 2016 | University of Missouri | Columbia, Missouri | MO | Active | |
| 385 | Pi Beta | 2016 | University at Buffalo | Buffalo, New York | NY | Active | |
| 386 | Pi Gamma | 2016 | Seton Hall University | South Orange, New Jersey | NJ | Active | |
| 387 | Pi Delta | 2016 | New Mexico State University | Las Cruces, New Mexico | NM | Active | |
| 388 | Pi Epsilon | 2016 | University of Maryland, Baltimore County | Catonsville, Maryland | MD | Active | |
| 389 | Pi Zeta | 2017 | Stockton University | Galloway Township, New Jersey | NJ | Active | |
| 390 | Pi Eta | 2017 | Syracuse University | Syracuse, New York | NY | Active | |
| 391 | Pi Theta | 2017 | St. Mary's College of Maryland | St. Mary's City, Maryland | MD | Active | |
| 392 | Pi Iota | 2017 | Juniata College | Huntingdon, Pennsylvania | PA | Active | |
| 393 | Pi Kappa | 2017 | Marist College | Poughkeepsie, New York | NY | Active | |
| 394 | Pi Lambda | 2017 | Chapman University | Orange, California | CA | Active | |
| 395 | Pi Mu | 2018 | Simmons University | Boston, Massachusetts | MA | Active | |
| 396 | Pi Nu | 2018 | Marian University | Indianapolis, Indiana | IN | Active | |
| 397 | Pi Xi | 2018 | Presbyterian College | Clinton, South Carolina | SC | Active | |
| 398 | Pi Omicron | 2018 | Ball State University | Muncie, Indiana | IN | Active | |
| Pi Pi | | | | | Unassigned | [m] |
| 399 | Pi Rho | 2018 | Wayne State University | Detroit, Michigan | MI | Active | |
| 400 | Pi Sigma | 2018 | East Carolina University | Greenville, North Carolina | NC | Active | |
| 401 | Pi Tau | 2019 | Northeastern University | Boston, Massachusetts | MA | Active | |
| 402 | Pi Upsilon | 2019 | University of Rochester | Rochester, New York | NY | Active | [17] |
| 403 | Pi Phi | 2019 | University of Maryland, College Park | College Park, Maryland | MD | Active | |
| 404 | Pi Chi | 2019 | University of North Alabama | Florence, Alabama | AL | Active | |
| 405 | Phi Psi | 2019 | Eckerd College | St. Petersburg, Florida | FL | Active | |
| 406 | Pi Omega | 2021 | Lyon College | Batesville, Arkansas | AR | Active | |
| 407 | Rho Alpha | 2022 | College of Saint Benedict and Saint John's University | St. Joseph andCollegeville, Minnesota | MN | Active | |
| 408 | Rho Beta | 2022 | Georgia Tech | Atlanta, Georgia | GA | Active | |
| 409 | Rho Gamma | 2022 | United States Air Force Academy | Colorado Springs, Colorado | CO | Active | |
| 410 | Rho Delta | 2022 | Oakland University | Rochester Hills, Michigan | MI | Active | |
| 411 | Rho Epsilon | 2022 | Furman University | Greenville, South Carolina | SC | Active | |
| 412 | Rho Zeta | April 6, 2023 | University of Wisconsin–Madison | Madison, Wisconsin | WI | Active | [18] |
| 413 | Rho Eta | March 30, 2023 | Western Illinois University | Macomb, Illinois | IL | Active | [18] |
| 414 | Rho Theta | April 12, 2023 | Weber State University | Ogden, Utah | UT | Active | [18] |
| 415 | Rho Iota | March 12, 2024 | Colby College | Waterville, Maine | ME | Active | [18] |
| 416 | Rho Kappa | April 23, 2024 | Case Western Reserve University | Cleveland, Ohio | OH | Active | [18] |
| | | University of Maine | Orono, Maine | ME | Colony | [18] |