Yes, many card cases are designed with versatility in mind and include compartments or money clips to accommodate folded bills. These thoughtful additions allow users to carry both cards and cash securely in a compact space. Whether it's a dedicated slot for bills or a clip integrated into the design, card cases offer a practical solution for individuals who prefer to carry folded bills alongside their cards. This feature ensures convenience and efficiency, catering to the varied needs of users who require both card storage and a compact cash-carrying option within the same accessory.