Psi Psi Psi, also known as Tri Psi, is a North American sorority for the mothers of members of the collegiate sororityDelta Delta Delta. In the following list of chapters, active chapters are indicated inbold and inactive chapters are initalics.
| Chapter | Charter date and range | Location | Status | References |
|---|---|---|---|---|
| Alpha | October 2, 1914 | Indianapolis, Indiana | Active | [1][2][3] |
| Beta | May 13, 1917 – April 30, 1966 | Greencastle, Indiana | Inactive | [2][4][5][6] |
| Gamma | May 4, 1920 – November 20, 1997 | Franklin, Indiana | Inactive | [2][4][7][8] |
| Delta | June 1, 1925 – February 16, 2013 | Los Angeles, California | Inactive | [4][9] |
| Epsilon | July 15, 1926 – May 7, 1939 | Manhattan, Kansas | Inactive | [4][10] |
| Zeta | June 18, 1926 – April 8, 1989 | Portland, Oregon | Inactive | [2][11] |
| Eta | September 9, 1927 – May 18, 1938 | Waterville, Maine | Inactive | [2][12] |
| Theta | October 8, 1927 | Springfield, Missouri | Active | [2][3][13] |
| Iota | November 17, 1927 – October 19, 1999 | Denver, Colorado | Inactive | [2][14] |
| Kappa | March 5, 1928 – May 3, 1969 | Corvallis, Oregon | Inactive | [15] |
| Lambda | October 21, 1928 – June 4, 1905 | Urbana andChampaign, Illinois | Inactive | [16] |
| Mu | May 3, 1929 | Decatur, Illinois | Active | [3][17] |
| Nu | May 3, 1929 – May 24, 1966 | Galesburg, Illinois | Inactive | [5][18][19][20] |
| Xi | September 18, 1930 – March 30, 1930 | Columbus, Ohio | Inactive | [21] |
| Omicron | January 29, 1931 – December 31, 2015 | Minneapolis, Minnesota | Inactive | [22] |
| Pi | March 28, 1933 – October 13, 1967 | Fort Collins, Colorado | Inactive | [23] |
| Rho | April 12, 1935 – May 30, 1980 | Knoxville, Tennessee | Inactive | [24][25] |
| Sigma | March 19, 1937 – May 20, 2020 | Baton Rouge, Louisiana | Inactive | [26] |
| Tau | April 28, 1937 – May 10, 1980 | Dayton, Ohio | Inactive | [27][28] |
| Upsilon | Apr 27, 1939 – April 5, 1989 | Miami, Florida | Inactive | [29][30][31] |
| Phi | May 7, 1940 – May 13, 1972 | Laramie, Wyoming | Inactive | [32] |
| Chi | April 3, 1940 – May 28, 1949 | Sioux City, Iowa | Inactive | [33] |
| Psi | May 14, 1942 – January 4, 2017 | Evanston, Illinois | Inactive | [34] |
| Omega | January 12, 1943 – January 1978 | Pittsburgh, Pennsylvania | Inactive | [35] |
| Canada Alpha | May 19, 1933 | Toronto,Ontario, Canada | Active | [3][5][36] |
| Canada Beta | May 31, 1941 – February 26, 1960 | Edmonton,Alberta, Canada | Inactive | [37] |
| Alpha Alpha | April 6, 1945 – April 21, 2000 | Tulsa, Oklahoma | Inactive | [38] |
| Alpha Beta | October 11, 1945 – January 1978 | Pittsburgh, Pennsylvania | Inactive | [39] |
| Alpha Gamma | September 25, 1947 – 202x ? | Kansas City, Missouri | Inactive | [40] |
| Alpha Delta | November 12, 1948 – May 16, 1966 | Detroit, Michigan | Inactive | [41] |
| Alpha Epsilon | April 14, 1950 – April 26, 1987 | Milwaukee, Wisconsin | Inactive | [42] |
| Alpha Zeta | April 27, 1950 – January 24, 1981 | Athens, Georgia | Inactive | [43] |
| Alpha Eta | November 6, 1950 – April 18, 1970 | Los Angeles, California | Inactive | [44] |
| Alpha Theta | March 31, 1951 – January 1, 1978 | Albuquerque, New Mexico | Inactive | [45] |
| Alpha Iota | June 5, 1951 – 202x ? | St. Louis, Missouri | Active | [3][46] |
| Alpha Kappa | June 7, 1951 – May 16, 1985 | Cleveland, Ohio | Inactive | [47] |
| Alpha Lambda | October 8, 1951 – May 12, 1963 | Beloit, Wisconsin | Inactive | [48] |
| Alpha Mu | January 15, 1952 | Tucson, Arizona | Active | [3][49] |
| Alpha Nu | September 22, 1953 | Wichita, Kansas | Active | [3][50] |
| Alpha Xi | October 26, 1953 – April 21, 1971 | Lawrence, Kansas | Inactive | [51] |
| Alpha Omicron | November 11, 1953 | Cincinnati, Ohio | Active | [3][52] |
| Alpha Pi | September 21, 1954 – May 7, 1974 | Seattle, Washington | Inactive | [53] |
| Alpha Rho (First) | October 17, 1954 – October 6, 1964 | Tacoma, Washington | Inactive | [54] |
| Alpha Sigma | September 9, 1955 – May 14, 1998 | Fort Worth, Texas | Inactive | [55] |
| Alpha Tau | November 14, 1955 – April 6, 1977 | Spokane, Washington | Inactive | [56] |
| Alpha Upsilon | November 17, 1955 – February 2, 1999 | Arlington, Virginia | Inactive | [57] |
| Alpha Phi | June 6, 1957 – 19xx ? | Fort Lauderdale, Florida | Inactive | [58] |
| Alpha Chi | November 16, 1957 – April 25, 1962 | Duluth, Minnesota | Inactive | [59] |
| Alpha Psi | September 5, 1958 – February 22, 1997 | Dallas, Texas | Inactive | [60] |
| Alpha Omega | March 14, 1959 – January 20, 2021 | Cape Girardeau, Missouri | Inactive | [61] |
| Beta Alpha | March 31, 1959 – April 7, 1962 | Austin, Texas | Inactive | [62] |
| Beta Beta | April 21, 1960 – April 24, 1965 | Belleville, Illinois | Inactive | [63] |
| Beta Gamma | June 22, 1960 – March 4, 1995 | Long Beach, California | Inactive | [64] |
| Beta Delta | May 14, 1963 – June 11, 1963 | Portland, Oregon | Inactive | [65] |
| Beta Epsilon | October 8, 1964 – November 2, 1964 | Abilene, Texas | Inactive | [66] |
| Beta Zeta | April 26, 1965 – October 26, 1970 | College Park, Maryland | Inactive | [67] |
| Beta Eta | October 4, 1965 – April 18, 1969 | New Orleans, Louisiana | Inactive | [68] |
| Beta Theta | June 29, 1967 – February 18, 1971 | Phoenix, Arizona | Inactive | [69] |
| Beta Iota | October 15, 1967 – January 1, 1999 | Northridge, Los Angeles,California | Inactive | [70] |
| Beta Kappa | March 6, 1970 – May 3, 1993 | Shreveport, Louisiana | Inactive | [71] |
| Beta Lambda | April 28, 1971 – April 16, 1973 | Jackson, Mississippi | Inactive | [72] |
| Beta Mu | April 30, 1973 – May 29, 1976 | Midland, Texas | Inactive | [73] |
| Beta Nu | February 7, 1976 – November 5, 1994 | Oklahoma City, Oklahoma | Inactive | [74] |
| Beta Xi | November 8, 1976 – May 9, 1979 | Memphis, Tennessee | Inactive | [75] |
| Beta Omicron | September 15, 1977 – April 16, 1994 | Urbana andChampaign, Illinois | Inactive | [76] |
| Beta Pi | February 22, 1978 – March 3, 1981 | Reno, Nevada | Inactive | [77] |
| Beta Rho | October 12, 1979 – May 15, 1980 | Terre Haute, Indiana | Inactive | [78] |
| Alpha Rho (Second) | February 26, 1981 – September 1, 1981 | Athens, Georgia | Inactive | [79] |
| Beta Sigma | April 11, 1981 – October 1, 1988 | Moscow, Idaho | Inactive | [80] |
| Beta Tau | March 8, 1984 – May 25, 1993 | Clearwater, Florida | Inactive | [81] |
| Beta Upsilon | March 25, 1984 – March 23, 1985 | Normal, Illinois | Inactive | [82] |
| Beta Phi | April 28, 1984 – April 28, 1990 | Hattiesburg, Mississippi | Inactive | [83] |
| Beta Chi | May 29, 1984 – May 29, 1984 | Lafayette, Louisiana | Inactive | [84] |
| Beta Psi | May 5, 1984 – January 1, 2013 | Irvine, California | Inactive | [85] |
| Beta Omega | November 1, 1984 – March 2, 1985 | Davis, California | Inactive | [86] |
| Gamma Alpha | October 11, 1986 – October 15, 1988 | Tempe, Arizona | Inactive | [87] |
| Gamma Beta | April 27, 1987 – March 26, 1990 | Arlington, Texas | Inactive | [88] |
| Gamma Gamma | March 11, 1989 – April 6, 2002 | Jacksonville, Florida | Inactive | [89] |
| Gamma Delta | April 30, 1989 – June 7, 2015 | Santa Barbara, California | Inactive | [90] |
| Gamma Epsilon | January 13, 1991 – February 10, 1991 | Columbus, Ohio | Inactive | [91] |
| Gamma Zeta | March 22, 1997 – February 6, 1999 | Indianola, Iowa | Inactive | [92] |
| Gamma Eta | May 4, 1996 – March 25, 2006 | Terre Haute, Indiana | Inactive | [93] |
| Delta Alpha | April 9, 2011 – May 2, 2011 | Lexington, Kentucky | Inactive | [94] |
| Delta Beta | December 2, 2012 – November 6, 2016 | College Station, Texas | Inactive | [95] |
| Delta Gamma | December 6, 2012 – December 7, 2014 | Northridge, Los Angeles,California | Inactive | [96] |
| Delta Epsilon | November 10, 2013 – January 1, 2016 | Los Angeles, California | Inactive | [97] |
| Delta Pi | May 3, 2014 – Septempter 29, 2018 | Berkeley, California | Inactive | [98] |
| Delta Rho | February 21, 2015 – 20xx ? | Fayetteville, Arkansas | Inactive | [99] |
| Delta Sigma | November 12, 2016 – 202x ? | Columbia, South Carolina | Inactive | [100] |
| Delta Tau | April 7, 2018 – 202x ? | Tallahassee, Florida | Inactive | [101] |
| Delta Phi (First) | May 10, 2014 – 202x ? | Los Angeles, California | Inactive | [102][a] |
| Delta Phi (Second) | November 19, 2018 – 202x ? | Georgetown, Texas | Inactive | [103] |
| Delta Chi | October 17, 2020 | New Orleans, Louisiana | Active | [3][104] |
| Delta Psi | December 29, 2020 | Winter Park, Florida | Active | [3][105] |