How to print labels for a mailing list in Google Sheets? 7. Print labels. Now that your mailing list look well, in Google Docs, click on "File" > "Print". In the print dialogue, make sure to set the margin to none and the scale to 100%. Depending on the format of the labels product, you might need to adapt the size of the page. For example, Avery US Letter 5160 requires the size to be "Letter".