How do I contact someone at Sezzle? February 18, 2021 18:02 Updated You can reach out to their shopper support team here If you need to talk to someone on the phone, no problem, you can reach Sezzle at +1 (888) 540-1867. Hours are 8:30-5, CST. Related articles Why was my purchase with Sezzle not approved? What payment types are accepted? When do I receive doppel if I have paid using Sezzle? What is Sezzle and how does it work? How will I know if doppel is for me? Comments 0 comments Please sign in to leave a comment.