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  2. What is the zip code of Princeton, NJ, 08540

Princeton (NJ) Zip Code is 08540 Latest Details Jul, 2025

Updated: 08-07-2025

Princeton (NJ) zip Code is 08540, Postal Code details. Princeton is located in state NJ, United States.

Find Zip Code 08540 Details

ZIP code 08540 is located in Princeton NJ in the United States.

Postal Code United States Zip Code 08540 Latest update Princeton, NJ
Zip Code / Postal Code 08540

City

Princeton

State Code

NJ

County

Mercer, United States

Postal Locations

Princeton, NJ - Zip Code is - 08540

Postal

United States Postal Service USPS Link

Delivery Type

Package Delivery and first class mail.

The zip code 08540 is an essential part of the postal system in Princeton, NJ. Located in a vibrant part of the city, this zip code covers a variety of neighborhoods, offering residents and businesses a unique blend of suburban comfort and urban convenience. Whether you're looking to send mail, relocate, or simply learn more about the area, Princeton has a lot to offer.

FAQ about Zip Code 08540, Princeton, (NJ)

What is Zip code Princeton?

Princeton Zip Code: 08540, used by the Princeton Post Office and USPS, is a Zone Improvement Plan code that ensures faster, accurate mail delivery in Mercer, NJ. Represented by the American Postal Workers Union (APWU), USPS oversees postal operations.

What is Postal code of area Princeton?

Princeton Postal Code is: 08540

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