Unless designated as official, these sites are offered for interest and not otherwise endorsed.
- Mass Times for Travelers
- Understanding the Mass and the revised Roman MIssal
- USCCB Committee on Divine Worship
- Federation of Diocesan Liturgy Commissions
- Pastoral Liturgy Magazine
- National Association of Pastoral Musicians
- Liturgy Training Publications
- The Liturgical Press
- Center for Liturgy-St. Louis University