A payment device for conducting a transaction is provided. The payment device includes a device substrate, a payment device identifier visibly located on the device substrate, and a data storage region contained on or within the payment device. The payment device identifier does not include information identifying an issuer for the payment device. The data storage region comprises a first data storage sub region containing data corresponding to the payment device identifier, and a second data storage sub region electronically isolated from the first data storage sub region and containing data identifying the issuer of the payment device.