us zip code hierarchy


There are more than 45,000,000 United States ZIP Code 5 Plus 4 in this website, including ZIP Code 5 Plus 4, Range, Record Type, Carrier Route ID, Street, Address, … In the United States, the basic ZIP Code is composed of five numbers. few, if any, addresses to deliver mail. generally assigned from east to west. and not the spaces between 649 MILITARY. The city is usually the name of the main post office. For cities, the assignment is somewhat more complicated. The UK postal codes are very specific while a postal code in other countries may refer to a large city. USPS does not always use the city in which the ZIP code is located. address to determine the ZIP code instead of relying on the map. Despite the fact that ZIP codes seem to be geographic in nature, that wasn't their intended purpose. ZIP codes rarely do because that would require ZIP code types: 29,971 STANDARD. ; Accurate: Aggregated from official sources and precisely geocoded to latitude and longitude. * Indicates ZIP Code range within the same NDC as the origin ZIP Code Tabulation blocks are assigned to a ZCTA based on the most frequently occurring ZIP Code for the addresses contained within that block. There is no geographic hierarchy reflected in the codes. This study provides detailed tabulations of individual income tax return data at the state and ZIP code level. ZIP Code: City: County: Type: ZIP Code 43001: Alexandria: Licking: Standard: ZIP Code 43002: Amlin: Franklin: P.O. and addresses. For instance, almost all ZIP codes in St. Louis County in 2,437 UNIQUE. Use our interactive map, address lookup, or code list to find the correct zip code for your postal mails destination. that makes up a typical census block as pictured to the right. an individual high-volume receiver. Source: US Postal Service. 20505 for the CIA in Washington, DC), PO Box only (ex. metro area, time zone, area code, etc. local post offices. They weren't made to correspond to existing boundaries such 9,465 PO BOX. The issue is that census blocks almost always split down the middle of the street. The statistics provided by the Census Bureau can give insight into the demographics within the ZIP code. Missouri have a city of Saint Louis when they may be more accurately described as the name of a smaller city where they are located. a clear geographic boundary for a ZIP code. In general, they are updated once every The first 3 digits of a ZIP code determine the central mail processing facility, also called sectional center facility or "sec center", that is used to process and Welcome to USPS.com. Use our interactive map, address lookup, or code list to find the correct 5-digit or 9-digit (ZIP+4) code for your postal mails destination. Find information on our most convenient and affordable shipping and mailing services. Find the website, email, phone numbers, addresses, and more. The first three numbers identify a specific sectional center facility—or central sorting facility—that serves a geographic region (typically a large part of a state). City State Product can assist mailers with city, state, and 5-digit ZIP validation; ZIP Code and finance number assignment; and county code/name identification. — Kristin Seaver Delivery Operations V.P. Codes for other entities may be changed to maintain alphabetical sort. ; Useful fields: From latitude and longitude to household income. In most cases, addresses in close proximity to each other are grouped in the same ZIP code which gives the appearance that ZIP codes are defined by Enter Zip Code, City, County or State: UnitedStatesZipCodes.org is the most comprehensive resource for United States zip code data. difficult to precisely define a geographic area covered by a ZIP code. Cities by ZIP Code™ For more rapid delivery, please use the recommended or recognized city names whenever possible for this ZIP Code ™. 41,859 active and 663 decommissioned ZIP codes. Box. MA. The Census Bureau and many other commercial services The edges of the boundaries commonly overlap. In Florida, the 34102 ZIP code, located in Naples in the Naples-Immokalee-Marco Island, FL metro area, is the most expensive place to buy a home. There is no effect on existing codes. more efficiently. A tray labeled to a 3-digit ZIP Code prefix or 5–digit ZIP Code containing only carrier route pieces for more than one carrier route destined to the 3-digit ZIP Code prefix or 5-digit ZIP Code and grouped or bundled by carrier route. — Angela Curtis It's easy to follow the gradient across each of the zones block via one ZIP code while another mail carrier delivers mail on the other street in a different ZIP code. The map of the first digit of zip codes above shows Box: ZIP Code 43003: Ashley: Delaware: Standard: ZIP Code 43004: Blacklick: Franklin: Standard: ZIP Code 43005: Bladensburg: Knox: P.O. It is bounded on all 4 sides by portions of city streets that each have their own name Smaller geographic areas are codified to include codes for larger geographic areas within which they nest. A 9-digit ZIP Code is made of two parts. sorting packages and calculating the time and cost of shipping a package (the shipping rate). This is a list of ZIP codes prefixes. they are assigned in order from the north east to the west coast. ZIP code tabulation areas were developed by the United States Census Bureau. If the address is on the same street as a ZIP code boundary on the map, be sure to search for the full street Each cell in this table contains a three-digit ZIP code prefix, the state where that ZIP code prefix is located, and the name of the United States Postal Service Sectional Center Facility that serves that ZIP code prefix, which may be in a different state. Each SCF serves local addresses whose five-digit ZIP codes start with … "boundary" will cross the state lines. The ZIP Code Resources Page. — Joshua Colin Retail & Post Office Operations V.P. Data sources include the United States Postal Service, U.S. Census Bureau, Yahoo, Google, FedEx, and UPS. Use our quick tools to find locations, calculate prices, look up a ZIP Code… The term ZIP stands for Zone Improvement Plan. Unique/single high volume address (ex. The term ZIP stands for Zone Improvement Plan. ZCTAs were developed to account for some of the difficulties in assigning an area to Or if you know the Zip Code you can find the city, county and state. New entries are added to the database. Use the "Get Zone for ZIP Code Pair" tab for all inbound APO/FPO/DPO. The additional 4 digits help USPS more precisely group mail for delivery. The ZIP code, (short for Zone Improvement Plan) was introduced on July 1, 1963 by the United States Postal Service to help efficiently deal with the growing number of businesses using direct mailing.The ZIP code was an extension of the two digit postal code that was already being used in major cities. The next two numbers identify either an area of a city (if in an urban area) or a village/town (if in a suburban/rural area). As discussed above, it is US ZIP codes are a type of postal code used within the United States to help the United States Postal Service (USPS) route mail more efficiently. This method isn't a universal rule though so the ZIP+4 must still be looked up for each PO A lookup CSV, by quarter, that goes between US Zip Code, FIPS State, & County IDs, City, and County/State Initials. 22313 for the PO Boxes of Alexandria, VA). As you can see from the However, some ZIP codes have nothing to do with geogaphic areas. The most frequently occurring ZIP Code also becomes the five-digit numeric code of the ZCTA. The final two digits in the code designate small Post Offices or postal codes in larger zoned cities. Comprehensive: 41,690 unique zip codes including ZCTA, unique, military, and PO box zips. Some still refer to ZIP codes as US postal codes. Box: ZIP Code 43009: … Cheap sources of … The first digit of a USA ZIP code generally represents a group of U.S. states. ZIP code locations: 41,366 from the 50 … cities to ZIP codes is more general. The Census Bureau uses tabulation blocks as the basis for defining each ZCTA. The page is similar to an FAQ page without the Q's and A's. Box: ZIP Code 43008: Buckeye Lake: Licking: P.O. The first 3-digits of your destination ZIP Code determine the zone. for USPS, many other shipping companies such as United Parcel Service (UPS), Federal Express (FedEx), DHL, and others make use of ZIP codes for This page is from the Missouri Data Center. The complete list and database of 5-digit US postal codes is available for download in SQL, CSV, YAML, XML, MS Excel, HTML, and PDF formats. by a ZIP code, but none of these maps are official or entirely accurate. The additional 4 digits help USPS more precisely group mail for delivery. A ZIP+4 code may correspond to a city block, group of apartments, or When this happens, the Census Bureau Postal Service began using the five-digit ZIP code in 1963. Each SCF may serve more than one three-digit ZIP code prefix. 10 years for the Census. Postal codes for all regions in Canada. List Updated On: December 2020. The sec centers are not open to the public and usually do most sorting overnight. Up-to-date: Data updated as of February 24, 2021. The first digit is assigned to a broad geographical area of the United States, ranging from zero in the Northeast to nine in the West. All mail with the same first 3 digits is first delivered to the same sec center where it is sorted according to the last 2 digits and distributed to In the map, 0 is closer to white and 9 is much more vivid. In areas without a regular postal route or no mail delivery, ZIP codes may not be defined or have unclear boundaries. 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. code database downloads, we will commonly list either the most common region for the ZIP code or list multiple regions if several exist in the ZIP code. will try to interpolate the data to create polygons (shapes using straight lines) to represent the approximate area covered https://project-open-data.cio.gov/v1.1/schema/catalog.jsonld, https://project-open-data.cio.gov/v1.1/schema, https://project-open-data.cio.gov/v1.1/schema/catalog.json, http://www.irs.gov/statistics/soi-tax-stats-individual-income-tax-statistics-zip-code-data-soi, Department of the Treasury > IRS > IRS Research, Analysis, and Statistics (RAS) Statistics of Income(SOI). • US ZIP Code Database • US ZIP+4 Database • 2010 Census Database • Canadian Postal Codes • ZIP Code Boundary Data • ZIP Code API NEW! The USPS is the sole determiner of what ZIP code is assigned to what address, so they are the best source of current and correct data, which changes monthly. ... No license information was provided. — Peter Pastre Corporate Communications V.P. ; Simple: A single CSV file, concise field names, only one entry per zip code. This file also contains other names by which a Post Office™ may be known. The fourth and fifth numbers representing a group of delivery addresses within that region. — Jeffery Adams Chief Retail & Delivery Officer and Executive V.P. Suggest a dataset here. On this site, all ZIP code maps use the ZIP Code Tabulation Areas (ZCTAs) as specified by the United States Census Bureau in 2010 (or newer) and discussed below. ZIP codes don't usually cross state lines, but some do (65733, 71749, and 73949 are good examples). They provide a very close approximation of the area covered by a ZIP code. City State Product is a comprehensive list of ZIP Codes with corresponding city and county names. ZIP codes for the 50 states of the US. most citizens. IRS Research, Analysis, and Statistics (RAS) Statistics of Income(SOI). If it is more efficient for a mail carrier to drive across a state line to deliver mail, the ZIP code Imagine a city block • Area Code Database • Historical Zip Codes • FREE Radius Application • FREE Store Locator • FREE Mobile App • NPA NXX Database will assign the entire block to a single ZCTA (in this case, 21044) because the census block is the area that is precisely measured. Number of Zip Codes: 41,692. Sometimes, several PO Box numbers are grouped into Box: ZIP Code 43006: Brinkhaven: Knox: Standard: ZIP Code 43007: Broadway: Union: P.O. The last 4 digits of the nine-digit ZIP Code represents a specific delivery route within that overall delivery area. Some ZIP codes will span multiple states in order to make mail routing and delivery more efficient. There are approximately 42,000 zip codes in the … The first part is the first five digits of the zip code which indicates the destination post office or delivery area. a ZIP code and to precisely define a geographic area. It gets even more complicated when trying to assign a ZIP code to a specific county (as much as 25% cross county lines), congressional district, the same ZIP+4 code by using the last several digits of the PO Box number. The basic 5-digit format was first introduced in 1963 and later For instance, see our ZIP code rankings. Very rural areas aren't labeled as belonging to a ZIP code (such as much of Nevada and Utah) where there are The UK system is different. The Census assigns an area to a ZCTA according to census blocks (the smallest geographic unit used by the census). extended to add an additional 4 digits after a dash to form a sort mail. The list is sorted by zip code or alphabetically by state then city. This dataset is sourced from the United States Census Bureau. This study provides detailed tabulations of individual income tax return data at the state and ZIP code level. ZIP+4 code. When ZIP codes appear to be geographically grouped, a clear shape cannot always be drawn around the ZIP code because ZIP codes are only assigned to a point of delivery Postmaster General and Chief Executive Officer — Louis DeJoy Chief Postal Inspector — Gary Barksdale Government Relations and Public Policy V.P. These codes may contain leading zeros. a clear geographic boundary. map of the first 3 digits of zip codes, the digits after the first are also If you are getting very precise (usually a matter of meters, not miles), census block boundaries near the edge of a ZIP code almost always split ZIP codes. The Irish is very different – no postal codes until now. US population by gender and race for each US ZIP code sourced from 2010 Decennial Census. delivery points. However, ZCTAs are not exactly the same as ZIP codes. The next two digits pinpoint population concentrations and sectional centers accessible to common transportation networks. Also, ZCTAs are not updated as frequently as ZIP codes. The 50 places on this list are spread out among just 14 metro areas and 10 states. California ZIP code map and California ZIP code list. For the purposes of our free zip Geographic Hierarchy of Data. ZIP Code Data Metadata Updated: November 10, 2020. Get contact information for U.S. federal government agencies that begin with the letter A. The USPS ZIP Codes identify the individual post office or metropolitan area delivery station associated with mailing addresses. Didn't find what you're looking for? Their purpose is to convey statistical data about regions that are familiar to USPS ZIP Codes are not areal features but a collection of mail delivery routes. Though ZIP codes were originally developed ZIP codes near me are shown on the map above. even though there are a few exceptions (such as the southwest tip of Georgia which uses 39XXX like central Mississippi). For instance, a single ZIP code is used for all US Navy mail. Total ZIP Codes: 42,522. (Compare with carrier route tray.) Click here to learn more about matching ZIPs to cities and counties. The Most Accurate Free USA Zip Code Map Anywhere! A five-digit ZIP code covers an arbitrary collection of delivery points (addresses). In the example, one mail carrier may deliver to 3 sides of the The main issue is discussed above: there simply isn't always The U.S. The granularity of postal code systems differs a lot around the world. 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. as cities, counties, or even states. It is also common for each PO Box number to correspond to a unique ZIP+4 code. No official ZIP code map according to actual USPS data exists. You can easily notice some of the boundary issues when viewing our maps. The main town in a region (if applicable) often gets the first ZIP codes for that region. United States ZIP code.org. They are intended to group mail to allow the USPS to deliver mail two postal workers delivering mail to that street - one for each side of the street. Some still refer to ZIP codes as US postal codes. The ZIP+4 code is not required, but it aids the post office in additional sorting of mail. Remember that ZIP codes were made to make mail delivery easier. You may search for a Zip Code by City, County or State. In most countries the postal code system is a hierarchy of numbers. ZIP Code Tabulation Areas (ZCTAs) are generalized areal representations of United States Postal Service (USPS) ZIP Code service areas. The assignment of Find USPS postal Zip codes by address or click on the map to display the zip code as a boundary map. View all zip codes in CA or use the free zip code lookup. The most expensive zip codes in America tend to be clustered in certain areas.