Robert Moon (postal inspector), Date of Birth, Date of Death
TweetRobert Moon (postal inspector)
American postal inspector
Date of Birth: 
About Robert Moon (postal inspector)
- Robert Aurand Moon (April 15, 1917, Williamsport, Pennsylvania, USA – April 11, 2001, Leesburg, Florida, USA), sometimes called "Mr.
- ZIP", is considered the father of the ZIP Code or Zone Improvement Plan, a mechanism to route mail in the United States.
- He developed the idea in 1944 while working as a postal inspector in Philadelphia, although his system used only the first three digits of what would eventually become a five-digit and later a nine-digit system.
- The first Directory of Post Offices using five-digit ZIP code numbers was published in 1963.
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