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#WHAT IS US ZIP CODE CODE#
#WHAT IS US ZIP CODE ZIP#

#WHAT IS US ZIP CODE ZIP#

Use Maptive’s boundary tool to easily map five-digit zip codes on your interactive map: Instead of reviewing data for 30 – 40 zip codes, you’ll now only be analyzing the data for 6 – 8 codes. Analyze the Demographics of a Larger Geographic Area: Simplify your demographic research by increasing the size of the areas you’re analyzing.Create Distribution Areas: Do you work in transportation or logistics? Use three-digit zip codes to establish distribution centers throughout a city.Establish Sales Territories: Combine zip codes into several larger areas to use as sales territories for your team.If you’re looking to divide cities into multiple areas you’ll find that three-digit zip codes are usually the ideal size.

Standard zip codes are a useful geographic boundary, but they are rather small compared to other boundaries. Why Use 3 Digit Zip Codes Instead of 5 Digit Zip Codes?

#WHAT IS US ZIP CODE CODE#

So, a three-digit zip code represents a regional area and is made up of several smaller five-digit zip codes. This is the area that the mail is actually being delivered to. Delivery Area: Every regional area is divided up further into several delivery areas, indicated by the last two digits of a zip code.Each of these areas has a sectional center facility that sorts and distributes mail. Regional Area: The ten national areas are divided up into smaller geographic regions (usually ten per state), determined by the next two digits.The first digit of a zip code indicates which one of those groups an address is located in. National Area: The United States is divided up into ten groups of states called national areas.Each zip code is divided up into three parts:

This is what most homes and businesses use.Ī three-digit zip code is simply the first three numbers in a zip code.

Standard Zip Codes: Any address that doesn’t fall into one of the above categories is given a standard zip code.

Military Zip Codes: These are used for any mail or deliveries being sent to the U.S.

boxes are also given their own zip codes.

Unique Zip Codes: Some addresses that receive a large amount of mail are given their own unique zip code.

There are actually four different types of zip codes used by the United States Postal Service to make sure our mail is delivered to the right location: Use these boundaries to analyze larger areas at a time and take a higher-level look at your map. Three-digit zip codes divide your map into bigger territories. US zip codes are a popular boundary to use, but what if you want something larger than the standard five-digit code? The new number was an improvement on the postal zone or a zone improvement plan: a ZIP code.Dividing maps up based on established geographic boundaries is a great way to create sales territories and analyze demographic information. The Smithsonian says postal zones were only used in 124 of the country’s largest urban areas.Īnd since the ZIP codes did evolve from the postal zones, I think that explains why ZIP stands for “Zone Improvement Plan.” The two-digit postal zone number specified a small region, like a town, but with the new five-digit ZIP code, the sorter could start with the first number, which represents a group of states, go to the second two numbers, which represent a smaller area in that region, and THEN go to the small region like the town. The postal zones weren’t as widespread as ZIP codes are today.

The postal zones weren’t everywhere, but they were widespread and were adopted without much resistance (I suppose because everyone wanted to support the war effort in whatever way they could). Not only were people sending more mail, but the post office was hiring a lot of new and inexperienced workers to replace those who had gone to fight the war, and the numerical city codes made it easier for all those new people to keep up and sort the mail quickly. If you’re wondering why postal zones were introduced in the first place in 1943, the Smithsonian National Postal Museum says it was because of World War II. She said its postal zone was 36, and it would be written as Dellwood 36, Missouri, and then after the introduction of ZIP codes, it became 63136, and the code moved from the middle of the address to the end. Sue Hatfield-Green wrote in with a similar story about Dellwood, Missouri. The ZIP code was supposed to be the very last item in an address, not sandwiched between the city and state.” Not only that, addresses were now supposed to be written as CITY, STATE / ZIP CODE. The ZIP codes inherited the existing postal system already in place. the numbers designated a large area to a progressively more focused, local area. Northeastern Ohio was designated as '441.' So therefore, the ZIP codes for East Cleveland and Cleveland Heights became 44112 and 44121, respectively.