Using a state abbreviation when entering a physical address for purposes such as sending packages, cards, or documents is a necessity. Familiarizing yourself with the New Jersey state abbreviation is a good idea whether you need to use it for business or personal use.

NJ State Abbreviation

Since there are 50 states, all with a unique two-letter abbreviation, it can be tough remembering the two letters required when filling in or looking up an address, especially when a lot of states have similar lettering in their names. Here’s all you need to know when it comes to the New Jersey state two-letter abbreviation.

The New Jersey state abbreviation is an easy one to remember yet unusual when it comes to US postal abbreviations, as it requires the first two letters in each word that makes up the state’s name: “NJ”. There are many different situations that will require you to use the New Jersey (NJ) state abbreviation so just remember it is the first two letters of each name.

NJ State Abbreviation

There are not just two-letter postal abbreviations for all 50 states, there’s also an abbreviation for each state. The regular abbreviations to states’ names came out in 1963, but many were three to four letters in length and it was decided they would be too long to include on envelopes and packages as addressing equipment couldn’t accommodate these longer state abbreviations along with each states’ zip code too.




The New Jersey state abbreviation is made up of two letters, the same two letters that make up the New Jersey postal abbreviation separated by periods -“N.J.”.

The Garden State is a popular state to live and do business in, and the state is committed to helping businesses and providing support through a wide range of assistance offered by the New Jersey Business Action Center. Understanding and familiarizing yourself with the NJ (New Jersey) two-letter state abbreviation will be useful.

If you are an employer in New Jersey or you are thinking of starting a business or franchise, then you will likely be interested in keeping up to date with the New Jersey minimum wage. Even if you are an employee/worker in the state of NJ, the page has a lot of useful information for you. Head over to our NJ min wage page that has information on the current minimum wage rate, updates on possible increases, links to the department of labor, and prior New Jersey minimum wage rates.

For a complete listing of US state abbreviations, check out our US State Initials table where we not only show the New Jersey (NJ) postal abbreviation but each state’s unique two-letter postal abbreviation and regular abbreviation. In addition to our table listing all 50 states, you will also find a convenient downloadable (and printable) one-page PDF with all the US State initials listed.