Usps zip codes by state list. USPS Zip Codes Download 2019-05-13

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Download Zip Code List of United States Postal Service (USPS)

usps zip codes by state list

Armed Forces — Europe include the , the , Canada, Greenland, , and. We've done the work to combine data from multiple sources to make sure you have all of the fields you need. The lack of additional digits after the decimal serves as a reminder to keep precision in mind when performing any calculations. Many of these coordinates have been hand chosen. You may not make the data set publicly available for download over the internet or distribute the complete data set as part of an application provided to customers. Each can be useful in different types of situations.

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Appendix D

usps zip codes by state list

Before that, the preferred state abbreviations were mostly 4 letters. They use a method similar to the bounding box method. These are included on a second table below. Are zip codes ever removed? Our goal is to create an accurate database that is easy to use, not artificially inflate the size of our database. Why do other databases contain more zip codes? All data is consistently labeled, there are no duplicates, quality data sources minimize any inaccuracies, and multiple data sources verify accuracy. Government Printing Office Style Manual, 30th Edition Accessed April 21, 2009. In addition to the fifty states and D.

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List of U.S. state abbreviations

usps zip codes by state list

Some former territories still maintain postal codes, as they are considered free associates of the United States. That same year, in October, came Publication 59. The link must be clearly visible to the human eye. Due to the growing workforce, the admission of new states, and more interstate mail thanks to the likes of the , the government sent out a new, bigger list of abbreviations in 1874. For zip codes that represent discrete points, we've used authoritative sources such as the National Weather Service to geocode them into latitude and longitude. It is bounded on all 4 sides by portions of city streets that each have their own name and addresses. Am I allowed to redistribute the database? For instance, economic changes or changes in tax policy are likely to affect the population estimates.

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United States Zip Codes

usps zip codes by state list

To avoid overcrowding, only a few labels are shown. But, a lot of people might not realize that postal codes are actually quite recent. Previously, the Post Office Department preferred that state names be written in full, to avoid confusion. However, now recommends use of the uppercase two-letter abbreviations, with the traditional forms as an option. Whether simply for convenience or to comply with the post office's 23-character per line preference in addresses, state abbreviations are widely used. These would be the default codes until. That leaves an extremely small amount of room for error.

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United States Zip Codes

usps zip codes by state list

Another way to approximate the population is to use sampling. To avoid duplications, some abbreviations are not intuitive. At the time, most addressing equipment could accommodate only 23 characters including spaces in the bottom line of the address. If you are looking to get off the grid, these areas are some of the most remote places within the country. We include the estimates based on the past 5 years worth of surveys because they are based on the largest sample to provide the most precise estimates. As discussed below, it is affected by economic changes as well as tax policy changes. They preferred that people just write the full names, but people enjoyed the quicker and easier way of writing just like today.

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ZIP Code™ Lookup

usps zip codes by state list

The Department provided an initial list of abbreviations in June 1963, but many had three or four letters, which was still too long. This method is quite well suited to label positioning and is actually how the labels positions are determined on maps throughout the site. The answers such as the number of people in the household help to estimate the population as a whole. The Current System But what about the postal codes? Over this time, we've learned a lot about geographic data. An Abbreviated Early History The story starts in 1831—well before the states were given codes—with that year's Table of Post Offices in the United States.

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USPS

usps zip codes by state list

The postal code abbreviation should be used only in mailing addresses. As discussed in their analysis, the population mean center is frequently preferred over the population median center because it responds to more slight changes in population. However, using them when addressing mail will likely result in delivery delays. Armed Forces — Americas include the and exclude the United States, , and. Counts households instead of the number of buildings ie. As you can see from the , the digits after the first are also generally assigned from east to west.

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List of ZIP Code prefixes

usps zip codes by state list

Over a 5 year period, the U. The city is usually the name of the main post office. In general, they are updated once every 10 years for the Census. You are also allowed to query the database to power publicly facing applications such as a store locator. Changing the latitude or longitude coordinate by a single hundredth of a decimal place results in a shift of approximately 1 mile in any direction. Armed Forces — Pacific include the , , and except Southwest Asia.

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State Abbreviations and State Postal Codes

usps zip codes by state list

These areas are called Zip Code Tabulation Areas. This system proved effective, and became de facto practice up until the release of the Postal Bulletin for June, 1963. For these reasons, any of the methods for calculating coordinates should suffice for the majority of the population. For example, you are allowed to make copies for backups as long as those backups are not publicly available. The Beginnings of the Modern Mail Service President a former postman himself was persuaded to begin free letter shipping in cities in 1863. With it came the codes we have today.

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Zip Code Range by State

usps zip codes by state list

Why doesn't latitude and longitude exist for some zip codes? Most other states' abbreviations are the first two letters of the state unless two states start with the same two letters. However, you can make copies and backups of the data. Though it is usually preferable to write out the full name, space constraints often require use of an abbreviation. Read more about the on our home page. The Table was essential for people to figure out where they could send their mail and where it could be received back when they were expected to retrieve it themselves. The census conducted every 10 years by the Census Bureau is the only population estimate that makes an attempt to count every member of the population by sending a survey to every household in the country.

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