The Church of God Archives houses many significant resources. The Church of God Movement (Anderson, IN) Collection preserves official records and personal papers related to the history and development of the Church of God Reformation Movement. Notable collections include:
* Early journals of D.S. Warner (1872-1880)
* Papers of Barney E. Warren, early Church of God hymn writer
* F.G. Smith, Gospel Trumpet editor, 1916-1930
* Early records of the Gospel Trumpet Company.
The Collection also includes congregational and regional histories, books written by Church of God authors, books published by Gospel Trumpet Company/Warner Press, Church of God pamphlets, Christian education curriculum, and national and regional periodicals.
One of the significant collections is of The Gospel Trumpet from 1881 to 1922. This is a searchable archive by key words, dates or date ranges and phrases.