how to contact a seller in ebay To contact a seller on eBay, navigate to the item listing and click on the “Contact Seller” button. This will open a message window where you can send a question or inquiry directly to the seller. Whether you need additional product details or have a shipping-related concern, the seller will respond through eBay’s messaging system. Keep in mind that eBay encourages using their platform for communication to protect both buyers and sellers.