Creator:

National Postal Museum  Search this

Type:

Blog posts

Smithsonian staff publications

Blog posts

Published Date:

July 1, 2013

Description:

July 1, 1963 saw the public introduction of a new way of processing our mail by adding five numbers to each address. These new Zoning Improvement Plan numbers, or ZIP Codes, were used to speed up mail processing.

Topic:

Postal  Search this

See more posts:

National Postal Museum

Data Source:

National Postal Museum

EDAN-URL:

edanmdm:posts_fdec29144344992653738581658f525a