Conversion to automated mail processing should continue
Subtitle: nine-digit zip code should be adopted if conditions are met : summary : report to the Congress
By: by the Comptroller General of the United States
Publisher: U.S. General Accounting Office
Published: 1983
Place of publication: Washington, D.C
Language: eng
Number of pages: 15
Subjects: United States Postal Service; Postal service -- United States -- Automation; Zip codes
Other titles: Nine-digit zip code should be adopted if conditions are met
Notes: Cover title

"January 6, 1983."

"GAO/GGD-83-24."