Fun Facts – Happy Birthday Zip Code

Posted on 11. Jul, 2013 by in VirtualConnections Newsletter

zipcodeHappy Birthday to the Zip Code! 50 years ago the Post Office rolled out the Zoning Improvement Plan (ZIP) which at the time was a 5-digit code to assist with the sorting of mail to specific locations.

Some fun facts about the Zip Code:

• There is a total of 41,810 US zip codes • California is the state with the most – a total of 2,602 (3 more than Texas)

• The fewest would be Rhode Island with a total of 90

• Military zip codes total 538

What your Zip Code means?


The first 3 digits identify general region/city Next 2 digits identify the delivery area (post office or neighborhood) For the expanded 4 digits, introduced in 1983 – the first two digits identify the sector or several blocks and the last two identify the segment or one side of the street.

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