When it comes to requesting a card replacement with Citi Business Cards, the process is generally straightforward. In most cases, customers can initiate a replacement request through their online account or mobile application. This feature allows users to report a lost or stolen card and request a new one without much hassle. Alternatively, cardholders can also reach out to customer service for assistance. The representative can guide them through the necessary steps to request a replacement card. It is advisable for customers to check the official web page for Citi Business Cards to find specific instructions pertaining to their account type, as procedures may vary. Additionally, customers should ensure that their contact information is up to date, as this will facilitate a smoother replacement process.