US State Abbreviation Map

US State Abbreviation Map



About US State Abbreviation Map

Explore this US map with abbreviation labeled for all 50 U.S. states.

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List of US States Abbreviations

S. No. State Name Abbreviation Capital City Approx. Population (2023) Region
1AlabamaALMontgomery5,100,000South
2AlaskaAKJuneau730,000West
3ArizonaAZPhoenix7,400,000West
4ArkansasARLittle Rock3,050,000South
5CaliforniaCASacramento39,000,000West
6ColoradoCODenver5,900,000West
7ConnecticutCTHartford3,600,000Northeast
8DelawareDEDover1,000,000South
9FloridaFLTallahassee22,200,000South
10GeorgiaGAAtlanta11,000,000South
11HawaiiHIHonolulu1,400,000West
12IdahoIDBoise1,950,000West
13IllinoisILSpringfield12,500,000Midwest
14IndianaINIndianapolis6,800,000Midwest
15IowaIADes Moines3,200,000Midwest
16KansasKSTopeka2,950,000Midwest
17KentuckyKYFrankfort4,500,000South
18LouisianaLABaton Rouge4,600,000South
19MaineMEAugusta1,400,000Northeast
20MarylandMDAnnapolis6,200,000South
21MassachusettsMABoston7,000,000Northeast
22MichiganMILansing10,000,000Midwest
23MinnesotaMNSaint Paul5,800,000Midwest
24MississippiMSJackson2,900,000South
25MissouriMOJefferson City6,200,000Midwest
26MontanaMTHelena1,100,000West
27NebraskaNELincoln2,000,000Midwest
28NevadaNVCarson City3,200,000West
29New HampshireNHConcord1,400,000Northeast
30New JerseyNJTrenton9,300,000Northeast
31New MexicoNMSanta Fe2,100,000West
32New YorkNYAlbany19,800,000Northeast
33North CarolinaNCRaleigh10,900,000South
34North DakotaNDBismarck800,000Midwest
35OhioOHColumbus11,800,000Midwest
36OklahomaOKOklahoma City4,000,000South
37OregonORSalem4,300,000West
38PennsylvaniaPAHarrisburg13,000,000Northeast
39Rhode IslandRIProvidence1,100,000Northeast
40South CarolinaSCColumbia5,400,000South
41South DakotaSDPierre950,000Midwest
42TennesseeTNNashville7,000,000South
43TexasTXAustin30,000,000South
44UtahUTSalt Lake City3,400,000West
45VermontVTMontpelier650,000Northeast
46VirginiaVARichmond8,800,000South
47WashingtonWAOlympia7,900,000West
48West VirginiaWVCharleston1,800,000South
49WisconsinWIMadison5,900,000Midwest
50WyomingWYCheyenne580,000West


Why US States Abbreviations?

The United States uses two-letter abbreviations for each of its 50 states as standardized identification codes. The abbreviations play a vital role in postal services and government documents as well as data management and various professional and digital applications. The United States Postal Service (USPS) developed the abbreviation system during the mid-20th century to make its addressing system more efficient. The United States Postal Service established two-letter codes in 1963 as part of its Zone Improvement Plan which people commonly refer to as ZIP codes. The system enabled efficient mail sorting and delivery operations between states.

Every state has its own abbreviation which is two capital letters taken from the state name like CA for California, NY for New York and TX for Texas. The standardized codes were developed to prevent confusion that occurred when states had similar names or overlapping abbreviations. Prior to the system being standardized, there were some states that had similar one or two letter identifiers which caused problems with mail and document routing and delays.

State abbreviations serve as an additional method to state names and they appear in legal documents and government forms as well as vehicle registrations and airline systems and educational records and national databases. The simplicity and clarity of state abbreviations make them suitable for systems that require concise input fields. The use of state abbreviations during federal tax form completion and voter registration maintains uniformity across all 50 million entries.

The Geographic Names Information System and Federal Information Processing Standards (FIPS) codes incorporate abbreviations to support consistency between public and private data systems. The codes serve to present information clearly and accurately in cartography, publishing, and statistical reports, particularly when space is limited or data is sorted by state.

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