The Center for the Study of Global Christianity by the Gordon-Conwell Theological Seminary is a research organization dedicated to analyzing data on church membership, evangelistic activities and other nondenominational, Christian-related practices around the world. Todd Johnson is executive director.

The Center for Public Justice is a Christian-democratic organization dedicated to public policy research, leadership development, and civic education.

Young Life Club is a non-profit, non-denominational Christian organization reaching out to teens with programs in some 450 communities in the United States and Canada and 36 countries overseas.

Eagle Forum is a socially conservative group founded in 1972 by Phyllis Schlafly dedicated to offering resources that promote conservative and religious qualities in American livelihood such as public policy, government, family integrity and private enterprise. 

Interfaithcalendar.org is an online organization dedicated to providing resources on multiple religions, including Christianity, Islam, Judaism and Sikhism. 

The World Council of Churches is an international fellowship of Christian churches, built upon the foundation of encounter, dialogue and collaboration. Marianne Ejdersten is the WCC communications director.

The Moravian Church in America is one of the oldest Protestant denominations with strong missionary work and belief in traditions. The website offers resources on faith beliefs, congregations, news and publications.

The Ukrainian Greek Catholic Church has an official website that provides resources on houses of worship, beliefs, prayers and current news.  

The British Humanist Association is a British charity which works on the behalf of non-religious people in the United Kingdom.