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  2. What is the zip code of Watertown, NY, 13603

Watertown (NY) Zip Code is 13603 Latest Details Mar, 2025

Updated: 13-03-2025

Watertown (NY) zip Code is 13603, Postal Code details. Watertown is located in state NY, United States.

Find Zip Code 13603 Details

ZIP code 13603 is located in Watertown NY in the United States.

Postal Code United States Zip Code 13603 Latest update Watertown, NY
Zip Code / Postal Code 13603

City

Watertown

State Code

NY

County

Jefferson, United States

Postal Locations

Watertown, NY - Zip Code is - 13603

Postal

United States Postal Service USPS Link

Delivery Type

Package Delivery and first class mail.

The zip code 13603 is an essential part of the postal system in Watertown, NY. 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, Watertown has a lot to offer.

FAQ about Zip Code 13603, Watertown, (NY)

What is Zip code Watertown?

Watertown Zip Code: 13603, used by the Watertown Post Office and USPS, is a Zone Improvement Plan code that ensures faster, accurate mail delivery in Jefferson, NY. Represented by the American Postal Workers Union (APWU), USPS oversees postal operations.

What is Postal code of area Watertown?

Watertown Postal Code is: 13603

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