A system of accessing through a financial processing network multiple accounts associated with a single financial card. Data is input to the financial network in addition to the transaction data and the account identification data that is read from the card. This additional data permits the proper account to be accessed. The data may be input at the point of sale as an account selection. In this instance, the selection may be used to route the transaction data through the financial processing network or may be used to read data regarding one of multiple accounts encoded on the card. The data may also be stored as conditional routing rules at transfer points in the financial processing network. In this instance, the transaction is routed to the proper account based on the stored rules.