Call 1-844-4INTUIT (1-844-476-5438)/1-844-476-5438 for QuickBooks customer service if you'd like to talk with a customer support specialist. If customers have any questions, they can reach a customer service agent by calling 1-844-4INTUIT, which is equivalent to 1-844-476-5438. Dial the number that is appropriate for your country and region to find the number.