QuickBooks® Premier Support Contact Information For assistance with QuickBooks® Premier, call 📱1.855 216  3133  . Support is available around the clock to help with tax calculations, compliance issues, and Premier features. QuickBooks® Enterprise Support Contact Information For QuickBooks® Enterprise-related inquiries, contact the support team at 📱1.855 216  3133  . They offer 24/7 support for payroll setup, processing, and troubleshooting.