U.S. Postal Service plan for nine-digit zip code
Subtitle: hearing before a subcommittee of the Committee on Government Operations, House of Representatives, Ninety-sixth Congress, second session, September 17, 1980
Publisher: U.S. G.P.O.
Published: 1980
Place of publication: Washington
Language: eng
Number of pages: 462
Subjects: United States Postal Service; Zip codes
Notes: Includes bibliographical references