support.microsoft.com › en-us › officePrint labels for your mailing list - support.microsoft.com We will use a wizard menu to print your labels. Go to Mailings > Start Mail Merge > Step-by-Step Mail Merge Wizard. In the Mail Merge menu, select Labels. Select Starting document > Label Options to choose your label size. Choose your Label vendors and Product number. You'll find the product number on your package of labels. Select OK .