What Is the Abbreviation for Arkansas?
The standard 2-letter abbreviation for Arkansas is AR.
Arkansas Abbreviation
Arkansas's abbreviation is AR. You may also see Ark. in older writing, but AR is the form used in mailing addresses, forms, databases, and current style guides.
Arkansas Abbreviation for Mailing and Forms
Use AR for Arkansas in postal addresses, shipping systems, official forms, and data entry.
In all of these contexts write AR in uppercase. The form AR. with a period is incorrect for postal use.
AP Style and Traditional Arkansas Abbreviation
What Does AR Stand For?
Arkansas uses the USPS abbreviation AR.
AR became the standard postal abbreviation for Arkansas in 1963. Older abbreviations such as Ark. still appear in older material, but AR is the form used in current addresses and forms.
How to Write an Arkansas Address
In a U.S. mailing address, write the city name, then AR in uppercase, then the five-digit ZIP Code. Never put a period after the abbreviation.
The same format applies in checkout forms, school worksheets, CRM systems, spreadsheets, shipping labels, and government databases — anywhere a two-letter state code is required.
Related Abbreviation Questions
These states share a first letter, region, or alphabetical position with Arkansas and are commonly looked up alongside it.
FAQ
What is the abbreviation for Arkansas?
The standard USPS abbreviation for Arkansas is AR.
What is the postal abbreviation for Arkansas?
AR is the two-letter postal abbreviation for Arkansas. It is the form used in mailing addresses, shipping labels, forms, and databases.
How do you abbreviate Arkansas?
Abbreviate Arkansas as AR in current USPS, mailing, and database use.
What is the two-letter abbreviation for Arkansas?
AR is the official two-letter abbreviation for Arkansas.
What is the Arkansas state code?
AR is the two-letter state code used for Arkansas in mailing addresses, forms, spreadsheets, and databases.
Why is Arkansas abbreviated AR?
Arkansas uses the USPS abbreviation AR.
What does AR stand for?
AR stands for Arkansas in the USPS state abbreviation system.
What is the old abbreviation for Arkansas?
Older editorial styles often wrote Arkansas as Ark.. For mailing and database use, the modern standard is AR.
How do you write an Arkansas mailing address?
Use the city name, then the two-letter postal code AR, then the ZIP Code. For example: Little Rock, AR 00000.
What state is AR?
AR is the postal abbreviation for Arkansas, located in the South region. The capital is Little Rock.