- Catechism of the Catholic Church
- Compendium of The Catechism of The Catholic Church
- Conformity Listing of Catechetical Text and Series
- Institute in Adolescent Catechesis
- Religion Teachers Journal
- National Association for Lay Ministry (NALM)
- National Directory for Catechesis (ndc)
- National Catholic Education Association (NCEA)
- National Catholic Partnership on Disability (NCPD)
- National Conference of Catechetical Leadership (NCCL)
- New England Conference of Diocesan Directors of Religious Education (NECDDRE)
- United States Catholic Catechism for Adults (USCCA)
- United States Conference of Catholic Bishops (USCCB)
- USCCB | Catechetical Sunday - Materials and Resources
- Catholic.net
- American Catholic