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Find ZIP Code ranges for all 50 states in the US, sorted by state capital city. ZipCodes.org also provides tools to calculate distance, shipping costs and zip codes radiuses.

Learn about the history and structure of ZIP codes in the United States. Find the zip code for any state and city, or use reverse lookup to find the location of a zip code.

The first digit of a USA ZIP code generally represents a group of U.S. states. The map of the first digit of zip codes above shows they are assigned in order from the north east to the west coast. 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 sort mail.

Download 5-digit US zip codes in various formats, such as CSV, SQL, XML, YAML, HTML, PDF, and MS Excel. The list is sorted by zip code or alphabetically by state then city, and updated in December 2022.

Select a state from the list to display all of the zip codes by state. You can also use the ZIP Code Radius Search to find zip codes near a location or address.

Find the 5-digit or 9-digit (ZIP+4) code for any location in the US using the interactive map, address lookup, or code list. Learn how to use the zip code correctly for your postal mail.

Here are the ZIP codes for the 50 states of the US. Use our interactive link below, find your US zip code address lookup, or code list to find the correct 5-digit or 9-digit (ZIP+4) code for your state in United State. United States ZIP Codes – Find Here, All US Postal Codes by States: Complete List Of All Colorado Zip Code

These ZIP Code reference maps are static images showing ZIP Code boundaries in each U.S. state Listing of all U.S. County Maps showing ZIP Codes Last updated: April 16, 2025

Your comprehensive guide to ZIP codes, cities, counties, and demographics across the United States. USA zip codes To find the postal code of a town or city, first select the state and then navigate until you reach the desired postal code.

Explore over 42,000 zip codes in the 50 states on an interactive map. Type in a zip code and see its location, or browse by 1 and 2 digit numbers to see zip code distribution.

What is a Zip Code? ZIP code is a postal code system used in the United States of America by its Postal system known as the UPPS. ZIP basically means Zone Improvement Plan. The concept of ZIP code was introduced to ensure that all the mails get delivered quickly and efficiently. ZIP code primarily consists of a five digit number like 55416.

Learn about zip codes, their importance, and how they work in the United States. Find out the zip code ranges for each state and some fun facts about zip codes.

Download a free sample of 41,850 records of all 50 states, the District of Columbia, and outlying US territories. The data includes zip code, city, county, state, area code, timezone, population, households, income, land area, water area and more.

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Yes, ZIP codes are specific to the United States. The term “ZIP code” stands for “Zone Improvement Plan”. Other countries have their own postal code systems. Q. Are all US ZIP Codes 9 digits? A. No, not all U.S. ZIP codes are 9 digits. The USA have have two zip code formats – 5-Digit ZIP Codes and 9-Digit ZIP Codes.

ZIP Codes are a series of five to nine unique numbers that indicate a state or city in a country. These are “postal codes” introduced in 1963 and used by the United States Postal Service.Well, today, every country in the world uses ZIP codes, and today’s post is focused on showing United States ZIP Codes by state. It is important to know the ZIP code of your state and country: It plays a ...

The table below allows users to find zip codes by state. Just select the appropriate state from the list to display all of the zip codes by state. It may take a few extra seconds to display the states that have a lot of zip codes. Alabama. Alaska. Arkansas. Arizona. California. Colorado. Connecticut. Delaware. Florida. Georgia. Hawaii. Idaho ...

ZIP Codes: The total number of ZIP Codes which at least partially fall inside the state of Arizona. Did you know that approximately 23% of ZIP Codes cross county lines? Several even cross State lines. ZIP Codes do not follow other geographic boundaries because they were created exclusively for the expedient delivery of mail. 519

Arizona ZIP Code Map (2.34MB) Arkansas ZIP Code Map (4.20MB) California ZIP Code Map (4.07MB) Colorado ZIP Code Map (2.56MB) Connecticut ZIP Code Map (4.32MB) Delaware ZIP Code Map (1.23MB) Florida ZIP Code Map (3.19MB) Georgia ZIP Code Map (5.08MB) Hawaii ZIP Code Map (791.33KB) Idaho ZIP Code Map (1.35MB) Illinois ZIP Code Map (3.90MB ...

Find zip codes fast with the Zip Code Search. Enter a city and state in the search box below to find all the zip codes in that city. City: State: