United States of America ZIP Codes Complete

Table of Contents

The span of 5 digit United States ZIP Codes is 00501 to 99950. United States of America (USA), also referred to as United States (US) or simply America, is the official designation of the nation. There are many ZIP codes in the United States. Select a state from the list below to view the list of cities and the state's ZIP code map and list of ZIP codes. Utilizing the my ZIP code tool, which will locate your postcode based on your present location, is an additional choice.

Zip codes in the United States play a vital role in the efficient and accurate delivery of mail and packages throughout the country. A zip code, which stands for Zone Improvement Plan, is a numerical code assigned to specific geographic areas by the United States Postal Service (USPS). These codes are used to sort and route mail to its intended destination quickly and reliably.

Each zip code represents a particular region, typically ranging from a single building to a large area encompassing multiple cities or towns. The zip code system was introduced in 1963 to streamline mail processing and improve the overall efficiency of the postal service. Since then, it has become an integral part of the American infrastructure, enabling the USPS to handle the vast amount of mail that is processed and delivered every day.

Zip codes in the United States consist of five digits, which are further divided into different categories. The first digit represents a broad geographic area, starting from the Northeast (0) and moving clockwise around the country to the West Coast (9). The subsequent two digits narrow down the location to a more specific area within the region. The final two digits refine the zip code to an even smaller area, such as a neighborhood or city block.

These numerical codes have become an integral part of American addresses, as they help ensure that mail is correctly directed to the intended recipient. They are particularly useful in densely populated areas or regions with similar street names, where without a zip code, it would be challenging to accurately deliver mail.

In addition to their primary purpose of mail delivery, zip codes also have various applications in demographic analysis, market research, and the provision of public services. Researchers and analysts often use zip codes to gather data on population density, income levels, housing patterns, and other demographic factors. They are also used by businesses for targeted marketing campaigns, as they allow companies to identify potential customers in specific areas.

Overall, zip codes are an essential component of the American postal system and have become ingrained in the daily lives of individuals and businesses across the country. They facilitate efficient mail delivery, support demographic analysis, and play a crucial role in various aspects of modern society.

Find the code along with the State and Postcode to learn more about the collection of postal codes or ZIP codes in the United States (U.S).

ZIP Code for United States
Code Area	State	State Capital	ZIP Code
AL	Alabama	Montgomery	35004 to 36925
AK	Alaska	Juneau	99501 to 99950
AZ	Arizona	Phoenix	85001 to 86556
AR	Arkansas	Little Rock	71601 to 72959
CA	California	Sacramento	90001 to 96162
CO	Colorado	Denver	80001 to 81658
CT	Connecticut	Hartford	06001 to 06928
DE	Delaware	Dover	19701 to 19980
FL	Florida	Tallahassee	32003 to 34997
GA	Georgia	Atlanta	30002 to 39901
HI	Hawaii	Honolulu	96701 to 96898
ID	Idaho	Boise	83201 to 83877
IL	Illinois	Springfield	60001 to 62999
IN	Indiana	Indianapolis	46001 to 47997
IA	Iowa	Des Moines	50001 to 52809
KS	Kansas	Topeka	66002 to 67954
KY	Kentucky	Frankfort	40003 to 42788
LA	Louisiana	Baton Rouge	70001 to 71497
ME	Maine	Augusta	03901 to 04992
MD	Maryland	Annapolis	20588 to 21930
MA	Massachusetts	Boston	01001 to 05544
MI	Michigan	Lansing	48001 to 49971
MN	Minnesota	Saint Paul	55001 to 56763
MS	Mississippi	Jackson	38601 to 39776
MO	Missouri	Jefferson City	63001 to 65899
MT	Montana	Helena	59001 to 59937
NE	Nebraska	Lincoln	68001 to 69367
NV	Nevada	Carson City	88901 to 89883
NH	New Hampshire	Concord	03031 to 03897
NJ	New Jersey	Trenton	07001 to 08989
NM	New Mexico	Santa Fe	87001 to 88439
NY	New York	Albany	00501 to 14925
NC	North Carolina	Raleigh	27006 to 28909
ND	North Dakota	Bismarck	58001 to 58856
OH	Ohio	Columbus	43001 to 45999
OK	Oklahoma	Oklahoma City	73001 to 74966
OR	Oregon	Salem	97001 to 97920
PA	Pennsylvania	Harrisburg	15001 to 19640
RI	Rhode Island	Providence	02801 to 02940
SC	South Carolina	Columbia	29001 to 29945
SD	South Dakota	Pierre	57001 to 57799
TN	Tennessee	Nashville	37010 to 38589
TX	Texas	Austin	73301 to 88595
UT	Utah	Salt Lake City	84001 to 84791
VT	Vermont	Montpelier	05001 to 05907
VA	Virginia	Richmond	20101 to 24658
WA	Washington	Olympia	98001 to 99403
WV	West Virginia	Charleston	24701 to 26886
WI	Wisconsin	Madison	53001 to 54990
WY	Wyoming	Cheyenne	82001 to 83414

ZIP Code for Territories of United States
Code Area	Territory	ZIP Code	Capital
AS	American Samoa	96799	Pago Pago
GU	Guam	96910 to 96932	Hagåtña
MP	Northern Mariana Islands	96950 to 96952	Saipan
PR	Puerto Rico	00601 to 00988	San Juan
VI	U.S. Virgin Islands	00801 to 00851	Charlotte Amalie

United States Maps

 

 About American Postal Codes

Does the United States have ZIP Codes?

Yes. People also refer to postal codes as PIN codes. This is an short for Postal Index Number.

What is the length of postal codes in United States?

The length of a ZIP code in United States consists of 5 characters. These are 5 digits.

How are American ZIP codes structured?

American postal codes consist of five characters. These characters represent the following:

• 1xxxx : The first digit represents a broad area of the US. The number 1, for example, is used to identify Delaware (DE), New York (NY) and Pennsylvania (PA).
• x15xx: The second and third digits represent the area’s Sectional Center Facility (SCF)—in this case, these digits pertain to Western Nassau County.
• xxx60: The fourth and fifth digits close in on a specific area, city or town.

How many postal codes are there in United States?

Currently, the American 5-digit postal code database consists of over 41000 areas.

What's the current postal code range in United States?

The current postal codes in the United States range from 00001 – 99950. The lowest and highest of these postal codes are both specific to areas in Alaska; The 00001 code is for the N Dillingham area, and the postal code 99950 is for Ketchikan, AK.