Yes, users can typically manage multiple credit cards through their RBS - Credit Card Online Service account. The online banking platform is designed to allow customers to view and manage various accounts in one convenient location. This includes the ability to check balances, make payments, and review transaction histories for each credit card linked to the account. It is important for users to ensure that all their credit cards are properly linked to their online account for seamless management. Additionally, if a customer encounters any issues or has specific questions regarding the management of multiple cards, they may wish to refer to the current web page for more detailed information or assistance.