Method for replenishing service by far-end register

The invention relates to a method for remote register complement service, which comprises: first, operator distributes one remote register complement service access code to the exchanger; said exchanger uses interactive sound respond IVR method to prompt the user about the input content of each step; the calling user dials the remote register complement service access code; the exchanger prompts user to input service application user number and the password; user inputs said number and password, the exchanger checks said number and password; if they are right, the exchanger prompts user to register complement service, and the user inputs the complement service information; the exchanger receives user register complement service operation number, to simulate one call, while calling user is the service application user number, and the called user is the complement service information, to complete the register; then the exchanger feeds back one register result to the calling user.