List of Delta Omicron chapters List of chapters Alumni

| Alumni_Chapters_and_Clubs | Location_ | Founding_Date | Years_Active | Province_ |
|---|---|---|---|---|
| Zeta Alpha | Detroit, MI | 1925 |  | Beta |
| Zeta Beta * | Columbus, OH | December 14, 1926 |  | Alpha North |
| Zeta Gamma | Cincinnati, OH | December 14, 1926 |  | Alpha South |
| Zeta Delta | Milwaukee, WI | February 7, 1927 | 1927–present | Mu |
| Zeta Epsilon * | Chicago, IL | May 21, 1928 |  |  |
| Zeta Zeta | Denver, CO | November 23, 1940 |  | Gamma |
| Zeta Eta | Bloomington-Normal, IL | December 13, 1941 |  | Delta |
| Zeta Theta * | Los Angeles, CA | 1943 |  |  |
| Zeta Iota * | Louisville, KY | 1944 | ?-2013 | Alpha South |
| Zeta Kappa * | Cincinnati, OH | May 16, 1946 |  |  |
| Zeta Lambda * | Baton Rouge, LA | 1946 |  |  |
| Zeta Mu * | Lincoln, NE | February 22, 1947 |  |  |