United States ZIP Codes: Full List Of US Postal Codes by States

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 huge role in international and local shipping services.

All USA states have ranges of postal codes; no two states have the same ZIP code range. You may be thinking about what the “ZIP” in ZIP code actually means. Well, it stands for Zone Improvement Plan – a crucial factor for sending mail and shipments. If you use the wrong postal code when entering your mailing address, your mail would be sent elsewhere.

The Full List Of US ZIP Codes or Postal Codes by States

US ZIP Codes

It is important to understand that “ZIP Code” and “Postal Code” refer to the same thing; the words can be used interchangeably. Here’s a chart indicating all US States, their capitals, name abbreviations, and ZIP code ranges. Each state has a ZIP code range depending on the number of counties and cities in it.

StateCapital AbbreviationZIP RangeZIP Quantity
AlabamaMontgomeryAL35004 to 36925838
AlaskaJuneauAK99501 to 99950274
ArizonaPhoenixAZ85001 to 86556567
ArkansasLittle RockAR71601 to 72959709
CaliforniaSacramentoCA90001 to 961622653
ColoradoDenverCO80001 to 81658662
ConnecticutHartfordCT06001 to 06928438
DelawareDoverDE19701 to 1998098
FloridaTallahasseeFL32003 to 349971490
GeorgiaAtlantaGA30002 to 39901973
HawaiiHonoluluHI96701 to 96898139
IdahoBoiseID83201 to 83877325
IllinoisSpringfieldIL60001 to 629991588
IndianaIndianapolisIN46001 to 47997987
IowaDes MoinesIA50001 to 528091063
KansasTopekaKS66002 to 67954756
KentuckyFrankfortKY40003 to 42788962
LouisianaBaton RougeLA70001 to 71497725
MaineAugustaME03901 to 04992488
MarylandAnnapolisMD20588 to 21930622
MassachusettsBostonMA01001 to 05544703
MichiganLansingMI48001 to 499711170
MinnesotaSaint PaulMN55001 to 567631031
MississippiJacksonMS38601 to 39776533
MissouriJefferson CityMO63001 to 658991171
MontanaHelenaMT59001 to 59937405
NebraskaLincolnNE68001 to 69367620
NevadaCarson CityNV88901 to 89883254
New HampshireConcordNH03031 to 03897284
New JerseyTrentonNJ07001 to 08989731
New MexicoSanta FeNM87001 to 88439426
New YorkAlbanyNY00501 to 149252208
North CarolinaRaleighNC27006 to 289091090
North DakotaBismarckND58001 to 58856407
OhioColumbusOH43001 to 459991447
OklahomaOklahoma CityOK73001 to 74966776
OregonSalemOR97001 to 97920486
PennsylvaniaHarrisburgPA15001 to 196402213
Rhode IslandProvidenceRI02801 to 0294091
South CarolinaColumbiaSC29001 to 29945539
South DakotaPierreSD57001 to 57799394
TennesseeNashvilleTN37010 to 38589796
TexasAustinTX73301 to 885952655
UtahSalt Lake CityUT84001 to 84791347
VermontMontpelierVT05001 to 05907309
VirginiaRichmondVA20101 to 246581241
WashingtonOlympiaWA98001 to 99403733
West VirginiaCharlestonWV24701 to 26886856
WisconsinMadisonWI53001 to 54990898
WyomingCheyenneWY82001 to 83414195

Why Are ZIP Codes Important?

ZIP codes are important for quite many reasons, but mostly for shipping and mailing. If you’re a frequent online shopper, you must know the postal code of your local so you can always receive your packages. When you move to a new location, remember to change the postal/ZIP code on your address, so that your new orders can be sent to your new location.

There are other usefulness of ZIP codes, such as when filling out forms online or setting up a billing account on a website. ZIP codes are unique, every county, state, and country has its own. Also in the United States, independent territories have their unique ZIP code ranges too.

  • American Samoa: 96799
  • Northern Mariana Islands: 96950 to 96952
  • Puerto Rico: 00601 to 00988
  • Guam: 96910 to 96932
  • United States Virgin Islands: 00801 to 00851
  • District of Columbia (DC): 20001 to 56972

What More?

These are the ZIP/postal codes of all States and Territories in the United States of America. So, you can scroll up/down to your state and find the ZIP code range. The chart above is presented alphabetically.

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Ebuka O. Samuel is a technical writer at 3rd Planet Techies Media. He's a tech enthusiast, Android gadgets freak, consumer electronics tweakstar, and a lover of wearable techs.


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