When did 9 digit zip codes start?
In 1983 the Postal Service, which replaced the Post Office Department in 1971, expanded the number of digits in the ZIP Code to nine (ZIP + 4).
These additional digits identify a side of a street or an office building..
What is your 5 digit zip code?
Some still refer to ZIP codes as US postal codes. The term ZIP stands for Zone Improvement Plan. The basic 5-digit format was first introduced in 1963 and later extended to add an additional 4 digits after a dash to form a ZIP+4 code. The additional 4 digits help USPS more precisely group mail for delivery.
Are all US ZIP codes 5 digits?
U.S. ZIP Codes are always five digits long. These 3 and 4 digit numbers actually begin with one or two zeros. For example, when you see “501” for Holtsville, it’s really 00501. As a default, Excel converts this column into a number and removes the leading zeros.
What is zip code example?
Examples of private address unique ZIP Codes include the headquarters of Walmart (72716). An example of a PO Box-only ZIP Code is 22313, which is used for PO Boxes at the main post office in Alexandria, Virginia, such as those used by the United States Patent and Trademark Office.
How do I find my full zip code?
The first part is the first five digits of the zip code which indicates the destination post office or delivery area. The last 4 digits of the nine-digit ZIP Code represents a specific delivery route within that overall delivery area. All 9-digits of full zip codes assist the USPS in effectively sorting the mail.
Is 9 digit zip code required?
Nope. You don’t need to use the extra four-digit ZIP code. In fact, you don’t need to use a ZIP code at all, but they help your mail get there a whole lot faster, so use them if you’ve got ’em.