If you're here looking up Citi Cards customer care, you probably already know who they are. But it helps to get an idea of how big they are and what their support operation looks like if you are a customer. Citi Cards also goes by or is associated with the names Citicard, Citi Cards. They are considered to be part of the following sectors and industries: Financial Services, Banking. Citi Cards is associated with terms like credit card, banking, finance, money, credit, interest rate, balance by their customers and industry analysts. Their competition, in the eyes of customers, are companies like American Express, Chase, Bank of America. They employ 10,000 people according to customers in the know.