Mona City 50 West Center PO Box 69Mona, UT 84645 (435) 623-4913Fax: (435) 623-4320 This email address is being protected from spambots. You need JavaScript enabled to view it. www.monarocks.org Office HoursMonday and Wednesday12 p.m. – 5 p.m.Friday9 a.m. – 2 p.m.Closed Holidays Contact Us