What file type is required when I share my contact list? Michael Mueller June 28, 2018 19:36 Updated Follow We ask that you share your contact list in an Excel file (.csv) with the following columns: supplier/manufacturer brand, contact name, and contact email. Click here for a sample CSV Related articles What should my contact list include? Label Insight Publisher Training Video How to Register and Log In What is the required file size and type? What's next after I submit my contact list? Comments 0 comments Please sign in to leave a comment.