A method of operating a postage metering system for printing a postage indicium for use with a business reply mail piece. The method includes the step(s) of: (i) transmitting a registration ID number to a data center, the registration ID number being associated a particular mail campaign of which the business replay mail piece is a part; (ii) receiving postage indicium information from the data center, the postage indicium information including delivery address information generated using the registration ID number; and (iii) printing the postage indicium on the business reply mail piece using the postage indicium information.