| Date of Activation | ΑΣΝ Chapters | Location |
|---|
| Alpha Sigma Nu Chapters |
| 1921 | Creighton University | Omaha, NE |
| 1923 | St. Louis University | St. Louis, MO |
| 1924 | University of Detroit Mercy | Detroit, MI |
| 1936 | Loyola University New Orleans | New Orleans, LA |
| 1937 | Spring Hill College | Mobile, AL |
| 1938 | Loyola University Chicago | Chicago, IL |
| 1939 | John Carroll University | Cleveland, OH |
| 1939 | Boston College | Boston, MA |
| 1939 | Gonzaga University | Spokane, WA |
| 1939 | Xavier University | Cincinnati, OH |
| 1939 | Loyola Marymount University | Los Angeles, CA |
| 1939 | St. Joseph's University | Philadelphia, PA |
| 1940 | Seattle University | Seattle, WA |
| 1940 | College of the Holy Cross | Worcester, MA |
| 1941 | University of San Francisco | San Francisco, CA |
| 1942 | Santa Clara University | Santa Clara, CA |
| 1942 | Loyola College in Maryland | Baltimore, MD |
| 1943 | University of Scranton | Scranton, PA |
| 1950 | Georgetown University | Washington, DC |
| 1951 | Le Mayne College | Syracuse, NY |
| 1953 | Rockhurst College | Kansas City, MO |
| 1955 | Canisius College | Buffalo, NY |
| 1959 | Wheeling Jesuit University | Wheeling, WV |
| 1961 | Fairfield University | Fairfield, CT |
| 1966 | Regis University | Denver, CO |
| 1967 | St. Peter's College | Jersey City, NJ |
| 1975 | Sogang University | Seoul, Korea |
| 1982 | Fordham University | Bronx, NY |
| 1994 | Jesuit School of Theology | Berkeley, CA |
| 1994 | Weston Jesuit School of Theology | Cambridge, MA |
| 2000 | Regis College | Toronto, Canada |
| 2005 | Campion College | Regina, SK, Canada |
| Gamma Pi Epsilon Chapters |
| 1947 | St. Louis University, | St. Louis, MO |
| 1950 | Gonzaga University, | Spokane, WA |
| 1951 | Le Mayne College, | Syracuse, NY |
| 1952 | Creighton University, | Omaha, NE |
| 1953 | University of Detroit Mercy, | Detroit, MI |
| 1958 | University of San Francisco, | San Francisco, CA |
| 1959 | Wheeling Jesuit University, | Wheeling, WV |
| 1962 | Seattle University, | Seattle, WA |
| 1963 | Georgetown University, | Washington, DC |
| 1964 | John Carroll University, | Cleveland, OH |
| 1966 | Santa Clara University | Santa Clara, CA |
| 1971 | Regis University | Denver, CO |
| 1971 | Xavier University | Cincinnati, OH |
