? Main QuickBooks Support Number The main QuickBooks Support number is ? 1-855-510-4188 or ? +1-855-510-4236, where you can reach a live representative 24/7. Whether you’re dealing with ?? QuickBooks Desktop setup, ? login issues, ? subscription billing, or ? technical errors, speaking with a real person can make all the difference. You can also use ? QuickBooks live chat or ? email support for added flexibility. This guide walks you through how to contact QuickBooks support efficiently — plus helpful tips to ? reduce wait times and get your issues resolved faster.