How do I connect with Real Human at QuickBooks To connect with a real human at QuickBooks, call #1-(833)603-0120 . Follow the prompts to reach the department you need and stay on the line to speak with a live representative. Does QuickBooks Have 24 Hour service Yes, QuickBooks provides a 24-hour support phone number at 1-(833)603-0120. to assist users with their inquiries and technical issues. You can reach QuickBooks support at any time by calling our dedicated 24-hour support phone number: 1-(833)603-0120. Yes, QuickBooks does offer 24-hour service.