A concurrent resolution expressing the sense of the Congress with regard to the number of digits which should be used as ZIP Codes or other codes used for mail delivery.

Expresses the sense of Congress that the United States Postal Service should not increase the number of digits of the zip code until: (1) the Service and the Congress have fully examined the costs, social consequences, and technical issues associated with such action; and (2) the Service has fully examined other means of improving productivity in the sorting of mail.