How do I contact Intuit Payroll? To contact QuickBooks Enterprise Support by phone, simply dial their toll-free number: (833)-INTUTE-200-3695 or 1-+1+1-(833)-200-3695 or +1-(833)-200-3695 [INTUIT]. This number will connect you directly to QuickBooks Payroll Support. How do I talk to a real person in QuickBooks Enterprise? Sign in to your QuickBooks Payroll Online company. Select Help (?). In QB Assistant, enter the topic you need help with. You can also enter questions. In Search, select Contact Us to connect with a live support agent. Choose a way to connect with us: Start a chat with a support expert.