| Acton Institute for the Study of Religion and Liberty |
| Adherents.com |
| Alban Institute |
| American Baptist Churches – USA |
| American Catholic |
| American Religion Data Archive |
| American Society for the Defense of Tradition, Family and Property |
| Americans United for the Separation of Church and State |
| Anglicans Online |
| Association of Theological Schools |
| Baha’is, The |
| Baptist Joint Committee for Religious Liberty |
| Becket Fund for Religious Liberty |
| Beliefnet |
| Bhagavat Gita |
| Billy James Hargis Collection – University of Arkansas |
| Blog: Jesus Politics |
| Blog: Post Christian, The |
| Blog: Progressive Christian Blogger Network |
| Campus Crusade for Christ International |
| Canticle – The Voice of Women of Grace |
| Catholic Action Network |
| Catholic Citizenship |
| Catholic Culture |
| Catholic League for Religious and Civil Rights |
| Catholic Update – Archive |
| Center for Christian Studies |
| Center for Public Justice |
| Center for Religion and Civic Culture |
| Center for the Study of Religion |
| Center for the Study of Religion & American Culture |
| Center for the Study of Religion & Society |
| Center for the Study of World Religions – Harvard Divinity School |
| Center for Thomistic Studies |
| Center on Religion and Democracy |
| Center for Strategic & International Studies – Islamic Studies Program |
| Christian Legal Society |
| Church of Jesus Christ of Latter-Day Saints |
| Churches for Mideast Peace |
| Committee on the Study of Religion – Harvard University |
| Corpus – National Association for an Inclusive Priesthood |
| CrossCurrents |
| De Fide |
| Discovery Institute |
| Ethics and Public Policy Center |
| Evangelicals for Social Action |
| First Amendment Center |
| GodBlogCon |
| Hartford Institute for Religion Research |
| Henry Institute |
| Historical Texts – Center on Religion and Democracy |
| Ijtihad |
| Institute of Islamic Studies |
| Institute for Ecumenical and Cultural Research |
| Institute for Global Engagement |
| Institute for Philosophy & Religion |
| Institute for the Study of American Evangelicals |
| Institute for the Study of Religion in Politics |
| Intercommunity Peace and Justice Center |
| Internet Padre, The – A Roman Catholic Resource |
| Jewish Virtual Library |
| Latino American Dawah Organization |
| J. M. Dawson Institute of Church-State Studies |
| Liberty – A Magazine of Religious Freedom |
| Library of Congress – Religion and the Founding of the American Republic |
| Louisville Institute |
| Metaphysics of Mysticism … St. John of the Cross |
| Middle East Institute |
| Minaret of Freedom Institute |
| National Humanities Center |
| National Study of Youth and Religion |
| Opus Dei |
| Papal Encyclicals Online |
| Pew Forum on Religion and Public Life |
| Pluralism Project, The |
| Pope John Paul II Cultural Center |
| Public Religion Research Institute |
| RefDesk.com – World Religion Resources |
| Religion and State Project, The |
| Religion Newswriters Association |
| Religion Newswriters Foundation – Online Library |
| ReligiousResources.org |
| Religious Texts – Center on Religion and Democracy |
| Review of Faith & International Affairs |
| Roman Theological Forum, The |
| Secular Web, The |
| Social Justice Review |
| Social Theory – Center on Religion and Democracy |
| Society of Catholic Social Scientists |
| Speaking of Faith – American Public Media |
| St. Thomas Aquinas Forum |
| United States Supreme Court – Cases on Free Exercise of Religion (Legal Information Institute) |
| United States Supreme Court – Cases on Establishment of Religion (Legal Information Institute) |
| US Catholic |
| Vatican, The |
| Virtual Religion Network |
| Wanderer Forum Foundation, The |
| Washington Institute – Arab & Islamic Politics |
| Woodstock Theological Center |
| World Constitutions – Center on Religion and Democracy |
| Yahoo Directory – Faiths and Practices |
| 8th Day Center for Justice |