Ambassador Files: Documents and resources about the Worldwide Church of God, the Philadelphia Church of God, and related groups
Ambassador Watch: Blog by former WCG member and editor of the now defunct Ambassador Watch e-zine.
Associates Online: Information about the late Ernest L. Martin, former Ambassador College professor.
Darrell W. Conder's Study Page: The writings of Darrell W. Conder.
Dennis Diehl articles: Articles by former WCG pastor Dennis Diehl
Exit & Support Network: Articles "aiding victims spiritually abused by Worldwide Church of God and its affiliate organizations." Includes material on Gerald Flurry's Philadelphia Church of God.
Flying Free: Website promoting the book "Flying Free" by John Morgan, a former WCG member living in Australia.
Herbert W Armstrong Video: Audio Visual files and short movies.
Lake of Fire: Blog offering a post-COG perspective.
Non-Believer Former-Members of the Worldwide Church of God: Support page for non-believer former members.
Otagosh: Website of a former WCG member pursuing theological studies.
Post-WCG Life and Theology: Felix Taylor's blog
Religious Movements: Worldwide Church of God: A University of Virginia-based academic gateway to various movements. Includes profiles, comprehensive links with abstracts, and a print bibliography.
The Painful Truth: A site for those ex-WCG members who have moved away from a religious world-view. Includes archives of John Trechak's Ambassador Report.
The Plain Truth: An anonymous Internet Directory about the Worldwide Church of God and its splinter groups. Not to be confused with the magazine, published by Plain Truth Ministries.
xcg: Gary Scott hosts a multi-user blog where events and personalities in the various COG groups are discussed.