U.S. Postal Service official zone chart.
Publisher: U.S. Postal Service
Published: 1984
Place of publication: [Washington, D.C.?]
Language: eng
Number of pages: 529
Subjects: United States Postal Service.; Postal zones -- United States.; Zip code -- United States.
Other titles: US Postal Service official zone chart.
Notes: Caption title.

Distributed to depository libraries in microfiche.

"Effective date: July 1, 1984."