Almanac: The launch of Zip Codes
July 1, 1963 was a red-letter day for the U.S. Post Office, for it marked the introduction of its Zoning Improvement Plan - ZIP for short. Jane Pauley reports.
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July 1, 1963 was a red-letter day for the U.S. Post Office, for it marked the introduction of its Zoning Improvement Plan - ZIP for short. Jane Pauley reports.
