The present invention discloses a method and device for showing account attribute information, and belongs to the field of internet. The method comprises receiving account number information sent by a terminal; searching for attribute information corresponding to the account number information in a database according to the account number information, the attribute information at least including an organization identifier to which the account belongs and an attribution of the account opening organization; and if the attribute information corresponding to the account number information is found, sending the attribute information corresponding to the account number information to the terminal, enabling the terminal to show the attribute information. The device comprises a receiving module, a first searching module and a first sending module. With adoption of the method and the device, misoperation probability is reduced, and a networked transaction failure rate is thus lowered.