Derek Prince worked at the Faith Tabernacle in Chicago, and then moved to Good News Church in Ft.Lauderdale, Florida. In May 1971 Derek Prince Publications opened offices in Ft. Lauderdale, Florida.Derek Prince Publications became Derek Prince Ministries in December 1990.
The Princes traveled extensively in ministry until his wife Ruth died on 29 December 1998. The following list of countries covers their ministry from 1993 to 1998. Some of these countries were visited more than once: Russia, Germany, Kazakhstan, Hungary, South Africa, Kenya, Indonesia, Malaysia, Singapore, Turkey, Poland, Bahrain, Cuba, Colombia, Switzerland, France, Portugal, India and England.