The Conference Center, in Salt Lake City, Utah, is the premier meeting hall for the Church of Jesus Christ of Latter-day Saints. Completed in 2000, the 21,000-seat Conference Center replaced the traditional use of the nearby Salt Lake Tabernacle, built in 1868, for the church's biannual general conference and other major gatherings, devotionals, and eveā¦The Conference Center, in Salt Lake City, Utah, is the premier meeting hall for the Church of Jesus Christ of Latter-day Saints. Completed in 2000, the 21,000-seat Conference Center replaced the traditional use of the nearby Salt Lake Tabernacle, built in 1868, for the church's biannual general conference and other major gatherings, devotionals, and events.