@@ 24/7 Service}}}{{ +1(844)-462-2331 or +1(844)-420-1826 }}How do I contact QuickBooks Enterprise customer service? To contact QuickBooks Premier support by phone, simply dial their toll-free number: +1844-462-2331 or +1844-420-1826 [INTUIT] This will connect you with a QuickBooks Premier representative who can assist you with any inquiries or issues you may have regarding their software or services.