What Is the Abbreviation for New Jersey?
The standard 2-letter abbreviation for New Jersey is NJ.
New Jersey Abbreviation
New Jersey is abbreviated NJ. Older sources may use N.J., but the two-letter postal form NJ is the modern standard for addresses, forms, databases, and current style guides.
New Jersey Abbreviation for Mailing and Forms
NJ is the form used for New Jersey in mailing addresses, shipping labels, government forms, and most databases.
In all of these contexts write NJ in uppercase. The form NJ. with a period is incorrect for postal use.
AP Style and Traditional New Jersey Abbreviation
What Does NJ Stand For?
New Jersey uses the USPS abbreviation NJ.
USPS adopted NJ for New Jersey in 1963. The older form N.J. still appears in older publications, but NJ is the standard postal abbreviation now.
How to Write a New Jersey Address
In a U.S. mailing address, write the city name, then NJ 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 New Jersey and are commonly looked up alongside it.
FAQ
What is the abbreviation for New Jersey?
The standard USPS abbreviation for New Jersey is NJ.
What is the postal abbreviation for New Jersey?
NJ is the two-letter postal abbreviation for New Jersey. It is the form used in mailing addresses, shipping labels, forms, and databases.
How do you abbreviate New Jersey?
Abbreviate New Jersey as NJ in current USPS, mailing, and database use.
What is the two-letter abbreviation for New Jersey?
NJ is the official two-letter abbreviation for New Jersey.
What is the New Jersey state code?
NJ is the two-letter state code used for New Jersey in mailing addresses, forms, spreadsheets, and databases.
Why is New Jersey abbreviated NJ?
New Jersey uses the USPS abbreviation NJ.
What does NJ stand for?
NJ stands for New Jersey in the USPS state abbreviation system.
What is the old abbreviation for New Jersey?
Older editorial styles often wrote New Jersey as N.J.. For mailing and database use, the modern standard is NJ.
How do you write a New Jersey mailing address?
Use the city name, then the two-letter postal code NJ, then the ZIP Code. For example: Trenton, NJ 00000.
What state is NJ?
NJ is the postal abbreviation for New Jersey, located in the Northeast region. The capital is Trenton.