| Charter Number | Chapter | Charter date and range | Institution | Location | Status | |
| 1 | Alabama Alpha | | University of Alabama | Tuscaloosa, Alabama | Active | |
| 2 | Alabama Beta | | Samford University | Homewood, Alabama | Active | |
| 3 | South Carolina Alpha | | University of South Carolina | Columbia, South Carolina | Active | |
| 4 | Texas Alpha | | University of Texas at Austin | Austin, Texas | Active | |
| 5 | Texas Beta | | Baylor University | Waco, Texas | Active | |
| 6 | Florida Alpha | | University of Florida | Gainesville, Florida | Active | |
| 7 | West Virginia Alpha | | West Virginia University | Morgantown, West Virginia | Active | |
| 8 | Alabama Gamma | | Auburn University | Auburn, Alabama | Active | |
| 9 | Georgia Alpha | | University of Georgia | Athens, Georgia | Active | |
| 10 | Missouri Alpha | | Central Methodist University | Fayette, Missouri | Active | |
| 11 | Colorado Alpha | | University of Colorado Boulder | Boulder, Colorado | Active | |
| Mississippi Alpha | 1935 | Millsaps College | Jackson, Mississippi | Inactive | |
| Pennsylvania Alpha | 1935–1970 | Lehigh University | Bethlehem, Pennsylvania | Inactive | |
| North Carolina Alpha | 1936 | Davidson College | Davidson, North Carolina | Inactive | |
| 15 | North Carolina Beta | 1936 | University of North Carolina at Chapel Hill | Chapel Hill, North Carolina | Active | |
| Virginia Alpha | 1936–1969 | Emory and Henry College | Emory, Virginia | Inactive | |
| 17 | Oklahoma Alpha | | University of Oklahoma | Norman, Oklahoma | Active | |
| 18 | Illinois Alpha | 1937–1960 | Illinois Wesleyan University | Bloomington, Illinois | Inactive | |
| 19 | Arkansas Alpha | | University of Arkansas | Fayetteville, Arkansas | Active | |
| 20 | South Carolina Beta | | Furman University | Greenville, South Carolina | Active | |
| 21 | Pennsylvania Beta | | Pennsylvania State University | State College, Pennsylvania | Active | |
| 22 | Nevada Alpha | | University of Nevada, Reno | Reno, Nevada | Active | |
| Texas Gamma | 1938 | Texas Tech University | Lubbock, Texas | Inactive | |
| 24 | Mississippi Beta | | University of Mississippi | University, Mississippi | Active | |
| 25 | Mississippi Gamma | | Mississippi State University | Starkville, Mississippi | Inactive | |
| Idaho Alpha | 1939–1962 | University of Idaho | Moscow, Idaho | Inactive | |
| Utah Alpha | 1939 | Utah State University | Irving, Texas | Inactive | |
| Wyoming Alpha | 1939 | University of Wyoming | Laramie, Wyoming | Inactive | |
| 29 | California Alpha | | University of Southern California | Los Angeles, California | Active | |
| 30 | California Beta | – 1975 | University of Redlands | Redlands, California | Inactive | |
| 31 | Ohio Alpha | | Ohio State University | Columbus, Ohio | Active | |
| Michigan Alpha | 1941 | University of Detroit Mercy | Detroit, Michigan | Inactive | |
| Washington Alpha | 1941 | Seattle University | Seattle, Washington | Inactive | |
| 34 | Kentucky Alpha | | University of Louisville | Louisville, Kentucky | Active | |
| 35 | New York Alpha | | Cornell University | Ithaca, New York | Active | |
| 36 | Florida Beta | – 1969; xxxx ? | Florida State University | Tallahassee, Florida | Active | |
| 37 | Tennessee Alpha | 1946–1969 | Tusculum University | Tusculum, Tennessee | Inactive | |
| 38 | New York Beta | 1947 | Syracuse University | Syracuse, New York | Inactive | |
| 39 | Ohio Beta | | University of Toledo | Toledo, Ohio | Active | |
| Tennessee Beta | 1948 | University of Tennessee | Knoxville, Tennessee | Inactive | |
| 41 | Washington Beta | | University of Washington | Seattle, Washington | Active | |
| Illinois Beta | 1948–1964 | Carthage | | Inactive | |
| 43 | Virginia Beta | | Washington and Lee University | Lexington, Virginia | Active | |
| Florida Gamma | 1948 | University of Miami | Coral Gables, Florida | Inactive | |
| North Carolina Gamma | 1948 | Wake Forest University | Winston-Salem, North Carolina | Inactive | |
| Ohio Gamma | 1948 | Otterbein University | Westerville, Ohio | Inactive | |
| Pennsylvania Gamma | 1948 | University of Pittsburgh | Pittsburgh, Pennsylvania | Inactive | |
| 48 | Mississippi Delta | | University of Southern Mississippi | Hattiesburg, Mississippi | Active | |
| 49 | New Hampshire Alpha | | University of New Hampshire | Durham, New Hampshire | Active | |
| 50 | Indiana Alpha | | Indiana University | Bloomington, Indiana | Inactive | |
| 51 | Ohio Delta | 1949 | Bowling Green State University | Bowling Green, Ohio | Inactive | |
| Indiana Beta | 1950 | Purdue University | West Lafayette, Indiana | Inactive | |
| Tennessee Gamma | 1950–1960 | University of Tennessee at Chattanooga | Chattanooga, Tennessee | Inactive | |
| Louisiana Alpha | 1950 | Tulane University | New Orleans, Louisiana | Inactive | |
| Pennsylvania Delta | 1950 | La Salle University | Philadelphia, Pennsylvania | Inactive | |
| 56 | Ohio Epsilon | | Denison University | Granville, Ohio | Active | |
| Utah Beta | 1950 | University of Utah | Salt Lake City, Utah | Inactive | |
| West Virginia Beta | 1950 | Marshall University | Huntington, West Virginia | Inactive | |
| Mississippi Epsilon | 1951 | Mississippi University for Women | Columbus, Mississippi | Inactive | |
| Ohio Zeta | 1951–1968 | Muskingum University | New Concord, Ohio | Inactive | |
| Pennsylvania Epsilon | 1951 | University of Pennsylvania | Philadelphia, Pennsylvania | Inactive | |
| New York Gamma | 1952 | Adelphi University | Garden City, New York | Inactive | |
| 63 | Louisiana Beta | | Louisiana State University | Baton Rouge, Louisiana | Active | |
| 64 | Rhode Island Alpha | | Providence College | Providence, Rhode Island | Active | |
| 65 | Louisiana Gamma | 1955 | Centenary College of Louisiana | Shreveport, Louisiana | Inactive | |
| 66 | Maryland Alpha | 1956 | Johns Hopkins University | Baltimore, Maryland | Inactive | |
| 67 | Texas Delta | | University of Houston | Houston, Texas | Active | |
| 68 | Arkansas Beta | | Hendrix College | Conway, Arkansas | Active | |
| New York Delta | 1957 | Long Island University | | Inactive | |
| Louisiana Delta | 1958 | Tulane University | New Orleans, Louisiana | Inactive | |
| Quebec Alpha | 1958–1972 | McGill University | Montreal, Quebec, Canada | Inactive | |
| Kentucky Beta | 1959 | University of Kentucky | Lexington, Kentucky | Inactive | |
| New York Epsilon | 1959 | Hofstra University | Hempstead, New York | Inactive | |
| California Gamma | 1960–1972 | University of the Pacific | Stockton, California | Inactive | |
| 75 | Arizona Alpha | – 19xx ?; April 22, 2017 | Arizona State University | Tempe, Arizona | Active | |
| Michigan Beta | 1960 | Hope College | Holland, Michigan | Inactive | |
| Vermont Alpha | 1960–1971 | Saint Michael's College | Colchester, Vermont | Inactive | |
| 79 | Ohio Eta | | University of Dayton | Dayton, Ohio | Active | |
| Connecticut Alpha | 1962 | Fairfield University | Fairfield, Connecticut | Inactive | |
| Georgia Beta | 1962–1969 | Emory University | Atlanta, Georgia | Inactive | |
| Indiana Gamma | 1963 | University of Notre Dame | Notre Dame, Indiana | Inactive | |
| 83 | New Jersey Alpha | | Seton Hall University | South Orange, New Jersey | Active | |
| Ohio Theta | 1963 | John Carroll University | University Heights, Ohio | Inactive | |
| Virginia Gamma | 1964 | University of Virginia | Charlottesville, Virginia | Inactive | |
| Massachusetts Alpha | 1965-1972 | College of the Holy Cross | Worcester, Massachusetts | Inactive | |
| Mississippi Zeta | 1965 | Mississippi College | Clinton, Mississippi | Inactive | |
| New York Zeta | 1965 | Yeshiva University | New York City, New York | Inactive | |
| Colorado Beta | 1966 | University of Denver | Denver, Colorado | Inactive | |
| Oklahoma Beta | 1966 | Oklahoma State University | Stillwater, Oklahoma | Inactive | |
| New York Eta | 1966–1974 | Fordham University | New York City, New York | Inactive | |
| Illinois Gamma | 1967 | Millikin University | Decatur, Illinois | Inactive | |
| 91 | Arizona Beta | | University of Arizona | Tucson, Arizona | Active | |
| 92 | Pennsylvania Zeta | | Villanova University | Villanova, Pennsylvania | Active | |
| Wisconsin Alpha | 1968 | Marquette University | Milwaukee, Wisconsin | Inactive | |
| 95 | Kentucky Gamma | | Western Kentucky University | Bowling Green, Kentucky | Active | |
| 96 | Pennsylvania Eta | | Saint Joseph's University | Philadelphia, Pennsylvania | Active | |
| 97 | Utah Gamma | 1969 | Brigham Young University | Provo, Utah | Inactive | |
| 98 | Illinois Delta | | University of Illinois Urbana-Champaign | Urbana and Champaign, Illinois | Active | |
| 99 | Utah Delta | 1970 | Weber State University | Ogden, Utah | Inactive | |
| 100 | South Carolina Gamma | | Clemson University | Clemson, South Carolina | Active | |
| 101 | District of Columbia Alpha | 1972 | George Washington University | Washington, D.C. | Inactive | |
| 102 | Pennsylvania Theta | 1973 | Duquesne University | Pittsburgh, Pennsylvania | Inactive | |
| 103 | District of Columbia Beta | 1974 | American University | Washington, D.C. | Inactive | |
| 104 | Louisiana Epsilon | | University of Louisiana at Monroe | Monroe, Louisiana | Active | |
| 105 | Indiana Delta | | Valparaiso University | Valparaiso, Indiana | Active | |
| 106 | Louisiana Zeta | | Louisiana Tech University | Ruston, Louisiana | Active | |
| 107 | North Carolina Delta | | North Carolina State University | Raleigh, North Carolina | Active | |
| 108 | California Delta | | University of San Diego | San Diego, California | Active | |
| Florida Delta | 1975 | University of South Florida | Tampa, Florida | Inactive | |
| Illinois Epsilon | 1975–1976 | Northwestern University | Evanston, Illinois | Inactive | |
| 111 | Texas Epsilon | | Houston Christian University | Houston, Texas | Active | |
| Pennsylvania Iota | 1976 | University of Scranton | Scranton, Pennsylvania | Inactive | |
| 113 | New York Theta | | Rensselaer Polytechnic Institute | Troy, New York | Active | |
| 114 | Louisiana Eta | | Xavier University of Louisiana | New Orleans, Louisiana | Active | |
| North Carolina Epsilon | 1976 | East Carolina University | Greenville, North Carolina | Inactive | |
| 116 | Nevada Beta | | University of Nevada, Las Vegas | Paradise, Nevada | Active | |
| 117 | Kansas Alpha | | Kansas State University | Manhattan, Kansas | Active | |
| Illinois Zeta | 1976 | Elmhurst College | Elmhurst, Illinois | Inactive | |
| 119 | Virginia Delta | 1977–19xx ?; May 3, 2003 | Virginia Tech | Blacksburg, Virginia | Active | |
| Illinois Eta | 1977 | Loyola University Chicago | Chicago, Illinois | Inactive | |
| Massachusetts Beta | 1977 | Boston College | Chestnut Hill, Massachusetts | Inactive | |
| 123 | New York Iota | | University at Buffalo | Buffalo, New York | Active | |
| 124 | Illinois Theta | | Eastern Illinois University | Charleston, Illinois | Active | |
| 126 | California Epsilon | | University of California, Irvine | Irvine, California | Active | |
| 127 | Texas Zeta | | Texas Christian University | Fort Worth, Texas | Active | |
| 128 | Alabama Delta | | University of Alabama at Birmingham | Birmingham, Alabama | Active | |
| 129 | Massachusetts Gamma | | Boston University | Boston, Massachusetts | Active | |
| 130 | Alabama Epsilon | | University of Alabama in Huntsville | Huntsville, Alabama | Active | |
| 131 | Alabama Zeta | | University of South Alabama | Mobile, Alabama | Active | |
| 132 | | | | | | |
| 133 | Oklahoma Gamma | | Oral Roberts University | Tulsa, Oklahoma | Active | |
| 134 | Alabama Eta | | Birmingham–Southern College | Birmingham, Alabama | Active | |
| 135 | Montana Alpha | | Montana State University | Bozeman, Montana | Active | |
| 136 | South Carolina Delta | | College of Charleston | Charleston, South Carolina | Active | |
| Alabama Theta | 198x ? | | | Inactive | |
| 139 | Texas Eta | | University of Texas at El Paso | El Paso, Texas | Active | |
| 140 | Ohio Iota | | Youngstown State University | Youngstown, Ohio | Active | |
| 141 | Pennsylvania Kappa | | Albright College | Reading, Pennsylvania | Active | |
| 144 | Missouri Beta | | Saint Louis University | St. Louis, Missouri | Active | |
| 145 | Louisiana Theta | | University of New Orleans | New Orleans, Louisiana | Active | |
| 146 | Michigan Gamma | | Michigan State University | East Lansing, Michigan | Active | |
| Michigan Delta | 19xx ? | | | Inactive | |
| 148 | Texas Theta | | University of North Texas | Denton, Texas | Active | |
| 149 | Texas Iota | | Texas A&M University | College Station, Texas | Active | |
| 150 | Alabama Iota | | Troy University | Troy, Alabama | Active | |
| New York Kappa | 19xx ? | | | Inactive | |
| New York Lambda | 198x ? | | | Inactive | |
| Pennsylvania Lambda | 198x ? | | | Inactive | |
| 156 | Florida Epsilon | | Florida International University | Miami, Florida | Active | |
| 157 | Texas Kappa | | Southern Methodist University | Dallas, Texas | Active | |
| 158 | Utah Epsilon ? | 1990 | Southern Utah University | Cedar City, Utah | Inactive | |
| 159 | Florida Zeta | 1990–xxxx ?; September 28, 2023 | University of West Florida | Pensacola, Florida | Active | |
| California Zeta | 1991 | San Diego State University | San Diego, California | Inactive | |
| Virginia Epsilon | 1991 | George Mason University | Fairfax, Virginia | Inactive | |
| Oklahoma Delta | 1991 | University of Tulsa | Tulsa, Oklahoma | Inactive | |
| 163 | Missouri Gamma | | Washington University in St. Louis | St. Louis County, Missouri | Active | |
| 164 | New Jersey Beta | | Stevens Institute of Technology | Hoboken, New Jersey | Active | |
| 165 | Texas Lambda | | University of Texas at San Antonio | San Antonio, Texas | Active | |
| 166 | Minnesota Alpha | | University of Minnesota | Minneapolis, Minnesota | Inactive | |
| 167 | Pennsylvania Mu | | Franklin & Marshall College | Lancaster, Pennsylvania | Inactive | |
| 168 | Rhode Island Beta | | University of Rhode Island | Kingston, Rhode Island | Inactive | |
| 169 | Texas Mu | | Trinity University | San Antonio, Texas | Inactive | |
| 170 | Pennsylvania Nu | – xxxx ?; April 10, 2005 | Muhlenberg College | Allentown, Pennsylvania | Active | |
| Georgia Gamma | 19xx ? | | | Inactive | |
| 172 | Georgia Delta | | Atlanta University Center | Atlanta, Georgia | Active | |
| 173 | Michigan Epsilon | | University of Michigan | Ann Arbor, Michigan | Active | |
| 174 | Texas Nu | | University of Texas at Dallas | Richardson, Texas | Active | |
| 175 | Wisconsin Beta | | University of Wisconsin–Madison | Madison, Wisconsin | Active | |
| 176 | New Jersey Gamma | | Rutgers University | Piscataway, New Jersey | Active | |
| 177 | California Eta | | University of California, San Diego | San Diego, California | Active | |
| 178 | Texas Xi | | Texas A&M University–Corpus Christi | Corpus Christi, Texas | Active | |
| 180 | Oklahoma Epsilon | | Southern Nazarene University | Bethany, Oklahoma | Active | |
| 182 | Ohio Lambda | | University of Cincinnati | Cincinnati, Ohio | Active | |
| 184 | Idaho Beta | | Northwest Nazarene University | Nampa, Idaho | Active | |
| 186 | Virginia Eta | | Old Dominion University | Norfolk, Virginia | Active | |
| 187 | Colorado Gamma | | Regis University | Denver, Colorado | Active | |
| 188 | Nebraska Alpha | | University of Nebraska–Lincoln | Lincoln, Nebraska | Active | |
| 190 | California Theta | | University of California, Los Angeles | Los Angeles, California | Active | |
| 192 | New York Mu | 200x ? – 20xx ?; April 22, 2022 | City College of New York | New York City, New York | Active | |
| 193 | Louisiana Iota | | Louisiana State University Shreveport | Shreveport, Louisiana | Active | |
| 194 | Florida Eta | | University of Tampa | Tampa, Florida | Active | |
| 197 | Hawaii Alpha | | Hawaii Pacific University | Honolulu, Hawaii | Active | |
| 199 | Missouri Delta | | Southeast Missouri State University | Cape Girardeau, Missouri | Active | |
| 202 | Pennsylvania Xi | | Temple University | Philadelphia, Pennsylvania | Active | |
| 203 | Louisiana Kappa | | Northwestern State University | Natchitoches, Louisiana | Active | |
| 205 | West Virginia Delta | | Bethany College | Bethany, West Virginia | Active | |
| 206 | Alabama Kappa | | University of West Alabama | Livingston, Alabama | Active | |
| 207 | South Carolina Epsilon | | Wofford College | Spartanburg, South Carolina | Active | |
| 208 | California Iota | 2010 | Loyola Marymount University | Los Angeles, California | Active | |
| 210 | Virginia Theta | | Roanoke College | Salem, Virginia | Active | |
| 212 | Colorado Epsilon | | Colorado State University Pueblo | Pueblo, Colorado | Active | |
| 213 | Tennessee Eta | | East Tennessee State University | Johnson City, Tennessee | Active | |
| 215 | Georgia Epsilon | | Mercer University | Macon, Georgia | Active | |
| 217 | Missouri Epsilon | | University of Missouri | Columbia, Missouri | Active | |
| 218 | Texas Pi | | Tarleton State University | Stephenville, Texas | Active | |
| New Jersey Epsilon | 201x ? | | | Inactive | |
| New York Omicron | 201x ? | | | Inactive | |
| 222 | Ohio Mu | | Ohio Northern University | Ada, Ohio | Active | |
| 223 | Missouri Zeta | | Avila University | Kansas City, Missouri | Active | |
| 226 | New Jersey Delta | | Monmouth University | West Long Branch, New Jersey | Active | |
| 227 | Alabama Lambda | | University of North Alabama | Florence, Alabama | Active | |
| 229 | Florida Theta | | Stetson University | DeLand, Florida | Active | |
| 230 | Minnesota Beta | | St. Olaf College | Northfield, Minnesota | Active | |
| 234 | New York XI | | State University of New York at Oneonta | Oneonta, New York | Active | |
| 237 | Massachusetts Zeta | | Northeastern University | Boston, Massachusetts | Active | |
| 239 | Tennessee Theta | | Southern Adventist University | Collegedale, Tennessee | Active | |
| 241 | Illinois Kappa | | Bradley University | Peoria, Illinois | Active | |
| 242 | Nebraska Beta | | University of Nebraska at Kearney | Kearney, Nebraska | Active | |
| 243 | North Carolina Kappa | | High Point University | High Point, North Carolina | Active | |
| 244 | Florida Iota | | Florida Southern College | Lakeland, Florida | Active | |
| 245 | New York PI | | Manhattan College | Bronx, New York City, New York | Active | |
| 246 | California Kappa | | Dominican University of California | San Rafael, California | Active | |
| Pennsylvania Omicron | 201x ? | | | Inactive | |
| 248 | Virginia Kappa | | Hampden–Sydney College | Hampden Sydney, Virginia | Active | |
| 249 | Michigan Theta | | Michigan Technological University | Houghton, Michigan | Active | |
| 250 | Wisconsin Delta | | Carthage College | Kenosha, Wisconsin | Active | |
| 251 | Pennsylvania Pi | | Mercyhurst University | Erie, Pennsylvania | Active | |
| Pennsylvania Rho | 2021 ? | | | Inactive | |
| Pennsylvania Sigma | 2021 ? | | | Inactive | |
| 253 | Michigan Iota | | Western Michigan University | Kalamazoo, Michigan | Active | |
| 254 | Virginia Mu | | Regent University | Virginia Beach, Virginia | Active | |
| 255 | South Carolina Zeta | | Erskine College | Due West, South Carolina | Active | |
| 256 | New Jersey Zeta | | William Paterson University | Wayne, New Jersey | Active | |
| 257 | Pennsylvania Tau | | Holy Family University | Philadelphia, Pennsylvania | Active | |
| 258 | California Lambda | | Azusa Pacific University | Azusa, California | Active | |
| 259 | Massachusetts Eta | | Clark University | Worcester, Massachusetts | Active | |
| 260 | Kansas Beta | | Tabor College | Hillsboro, Kansas | Active | |
| 261 | South Carolina Eta | | Charleston Southern University | North Charleston, South Carolina | Active | |
| 262 | Tennessee Iota | | Lee University | Cleveland, Tennessee | Active | |
| 263 | California Mu | | University of California, Santa Barbara | Santa Barbara, California | Active | |
| 264 | Oregon Alpha | 2021 | Oregon Institute of Technology | Klamath Falls, Oregon | Active | |
| 265 | South Carolina Theta | | The Citadel | Charleston, South Carolina | Active | |
| 266 | Michigan Kappa | | Oakland University | Oakland County, Michigan | Active | |
| 267 | Texas Tau | | University of Dallas | Irving, Texas | Active | |
| 268 | Maryland Gamma | | Hood College | Frederick, Maryland | Active | |
| 269 | Florida Kappa | | Embry–Riddle Aeronautical University, Daytona Beach | Daytona Beach, Florida | Active | |
| Colorado Delta | 20xx ? | | | Inactive | |
| Illinois Iota | | | | Inactive | |
| Maryland Beta | | | | Inactive | |
| Massachusetts Epsilon | | | | Inactive | |
| Michigan Zeta | | | | Inactive | |
| Michigan Eta | | | | Inactive | |
| New York Nu | | | | Inactive | |
| North Carolina Zeta | | | | Inactive | |
| North Carolina Eta | | | | Inactive | |
| North Carolina Theta | | | | Inactive | |
| North Carolina Iota | | | | Inactive | |
| Ohio Kappa | | | | Inactive | |
| Tennessee Delta | | University of Memphis | Memphis, Tennessee | Inactive | |
| Tennessee Epsilon | | | | Inactive | |
| Tennessee Zeta | | | | Inactive | |
| Texas Omicron | 20xx ? | | | Inactive | |
| Texas Rho | 20xx ? | | | Inactive | |
| Texas Sigma | 20xx ? | | | Inactive | |
| Virginia Zeta | | | | Inactive | |
| Virginia Iota | 201x ? | | | Inactive | |
| Virginia Lambda | 201x ? | | | Inactive | |
| West Virginia Gamma | | | | Inactive | |
| Wisconsin Gamma | 20xx ? | | | Inactive | |