U.S. Postal Service plan for the nine-digit ZIP Code
Subtitle: thirtieth report
By: by the Committee on Government Operations
Series: Report / House of Representatives -- no. 96-1531
Publisher: U.S. G.P.O.
Published: 1980
Place of publication: Washington
Language: eng
Number of pages: 29
Subjects: United States Postal Service; Zip codes
Notes: "December 10, 1980."

Includes bibliographical references