97226 Zip Code (2024)

FAQs

What are the extra 4 digits after the zip code? ›

These last 4 digits represent specific delivery routes within delivery areas. This extra detail means an even more precise matching to a more granular level. It could represent a handful of houses on one side of a street, or even a single building that receives a high volume of mail.

Your ZIP+4 is a basic five-digit code with four digits added as an extra identifier. It helps to identify a geographic segment within the five-digit delivery area, such as a city block, a group of apartments, an individual high-volume receiver of mail, or a post office box.

Your zip code is a short sequence of letters and numbers at the end of your address, which helps the post office to sort the mail. Your zip code changes, but your address is permanent.

Improperly labeled mailpieces may progress slower through the mail system and may be returned to sender if the United States Postal Service® is unable to deliver the item.

The last 4 digits of these 9-digit ZIP Codes usually represent 6-20 delivery points on a USPS carrier route. ZIP Plus 4 Codes help to prevent misdelivered, lost, delayed, and returned mail. Including those last 4 digits of the ZIP Code can reduce delivery time by as much as 2 days.

Introduced on July 1, 1963, the basic format comprised five digits. In 1983, an extended code was introduced, called ZIP+4 ; it included the five digits of the ZIP Code, followed by a hyphen and four digits that designated a more specific location.

ZIP codes are numbered with the first number representing a certain group of U.S. states. The second and third numbers represent a region in that group of states or, in some cases, a large city. The fourth and fifth numbers representing a group of delivery addresses within that region.

The segment can be a city block, a group of apartments or other mail receiving units that could benefit from the use of an additional identifier. An example of a ZIP+4 ZIP code is 99577-0727.

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Is a US Zip code 5 or 9 digits? ›

The five-digit code which initially specified an area or a part of a town was no longer accurate or efficient enough. So, USPS created 9-digit ZIP Codes to ensure fast and accurate mailings. They indicate the actual path the mail should travel and usually they narrow down to somewhere between ten to twenty homes.

There are three main parts of the 5-digit ZIP Code—the national area, the region or city, and the delivery area. The United States Postal Service (USPS) has segmented the country into 10 ZIP Code areas. Starting in the northeast, they are number 0-9.

Each ZIP+4 code represents a specific delivery route, which typically includes 10 to 20 homes or locations. These routes are not permanent and can change regularly, making the last four digits of ZIP codes more volatile than the first five digits.

As machines become more sophisticated with location precision, the ZIP Code plays an even more important role in ensuring the delivery of mail without the need of any additional written information.

The credit card machines at gas stations and other automated points of purchase require the credit card ZIP code for security reasons. This is known as an Address Verification System (or Service), also known as AVS. Once you make a purchase, your ZIP code and the transaction information are processed at the same time.

Thus, by multiplication principle, the required number of 4-digit numbers is 9×504=4536.

The first three digits of a ZIP code correspond to the central mail processing facility used to sort the mail. The last two determine how the mail is sorted and then later delivered to post offices, according to unitedstateszipcodes.org. The first digit of a ZIP code identifies the state where the mail is being sent.

Expert-Verified Answer

A zip-code is any 5-digit number, where each digit is an integer 0 through 9. There are 67,500 zip codes with exactly 3 different digits.