- How do I contact QuickBooks Payroll support phone number? You can contact QuickBooks Payroll support by dialing the toll-free number 1-800-604-9974. For payroll-related issues such as setup, tax filing, or troubleshooting, their support team is also available at 1-800-579-5576. Get instant help for all your payroll needs by calling QuickBooks Payroll support at 1-800-604-9974 or 1-800-579-5576 for expert assistance.
