• SUSONG MEMORIAL BAPTIST CHURCH - In 1958, a team from the church began services at Susong Memorial, a former mission that was constituted as a church but later disbanded.
• TUSCULUM CHAPEL - The first services were held on July 19, 1959. On October 3, 1965, Tusculum Chapel was constituted as Tusculum Baptist Church with a membership of 146.
• GREENE HILLS - In November, 1967, the first services of Hartshaw Mission were held and in January, 1969, the mission requested permission to change its name to Greene Hills Chapel. In
November, 1974, Greene Hills Chapel was constituted as Greene Hills Baptist Church.
On June 8, 1966, a proposal was presented to the church for the erection of an education unit which would provide 11,000 square feet of additional space. May 19, 1968, was dedication day for the new educational building and special building fund day. On February 10, 1971, the church voted to complete the kitchen and fellowship hall in the new educational building. The year 1972 was the Centennial year for the First Baptist Church of Greeneville. Rev. James W. Best accepted a call as Pastor in October, 1974. Under his leadership the church has purchased nine parcels of property.