catholic organizations
- Catholic Bible Life Movement
- Catholic Daughters of the Americas
- Catholic Men's Fellowship (CMF)
- Catholics @ Work OC
- COR UNUM- SECULAR INSTITUTE OF THE HEART OF JESUS
- Cursillo
- Diocesan Catholic Committee on Girl Scouts USA & Camp Fire USA
- Diocesan Catholic Committee on Scouting
- Diocesan Council of Catholic Women
- Dominican Laity (Third Order)
- EWTN Global Catholic Network
- First Friday Friars
- Holy Childhood Association
- Italian Catholic Federation (ICF)
- Magis Institute
- Magnificat
- Parochial Athletic League
- Pro Sanctity Movement
- Sacred Heart Enthronement Apostolate
- Saint Francis Guild
- Secular Franciscan Order
- Serra Clubs of Orange County
- The Knights of Columbus
- World Apostolate of Fatima (Blue Army)
- Young Ladies Institute (YLI)
