• Denominational Profiles
• Denominational Family Trees
• Data Sources
• Search American Denominations

Western Liturgical (Catholicism)

• Christ Catholic Church
• North American Old Roman Catholic Church (Archdiocese of New York)
• Polish National Catholic Church of America
• Reformed Catholic Church
• Roman Catholic Church
• United Catholic Church

---

Inactive Denominations (Denomination is defunct, has been renamed or merged with another denomination, or has not reported data since 1980)

• American Catholic Church (Syro-Antiochean)
• Lithuanian National Catholic Church in America
• Old Catholic Church in America
• Old Catholic Church in North America
• Old Roman Catholic Church (English Rite)