As of January 2015, the main phone number for the Church of Jesus Christ of Latter Day Saints' headquarters in Salt Lake City, Utah is 1-800-537-9703. The Temple Square is open throughout the week and offers guided tours.
The main attraction of Temple Square is the Salt Lake Temple which does not offer tours. Construction of the Salt Lake Temple started on April 6, 1853 and was completed 40 years later. The Temple Square is also home to several other famous buildings such as the Salt Lake City Tabernacle where the Mormon Tabernacle Choir perform along with their pipe organ that has 11,623 pipes.