The state abbreviations are always in the same format: two letter abbreviations where both letters are uppercase and no periods or spaces between each letter. This format is the official USPS postal …

May 7, 2021 · Whether you are a US citizen, visiting the country, or receiving some mails from there, you may have come across two-letter abbreviations like TX, AZ, TN, OH, and so much more. The …

Different style guides (AP, Chicago, MLA) have distinct conventions for when to use full state names, traditional abbreviations, or postal abbreviations. The postal abbreviations are primarily designed for …

The United States Postal Service publishes this list of official 2-letter abbreviations for the 50 US states. The abbreviations are to be used when addressing mail.

While the two-letter abbreviations are now preferred, the earlier versions continue to be widely used. In the table below, we provide abbreviations for each U.S. state and territory.

Nov 20, 2025 · For the most part, these state abbreviations have stayed the same since 1963. One exception is Nebraska, which changed its abbreviation from NB to NE in 1967 to avoid confusion …

To make room for the ZIP Code, state names needed to be abbreviated. The Department provided an initial list of abbreviations in June 1963, but many had three or four letters, which was still too long. In …

The list below is all 50 States and their postal and standard abbreviations in alphabetical order. Each state has its own unique shortened name codes called state abbreviations used in written documents …

The two digit state code or abbreviation of Louisiana (LA) known as the "Pelican State". Louisiana has 64 counties, and the capital of the State is Baton Rouge.

Nov 25, 2025 · In this article, we’ll cover a list of all 50 state abbreviations in the United States, both the postal and traditional abbreviations, and provide examples of how to use them correctly in sentences.