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  2. What is the zip code of Sullivan, WI, 53178

Sullivan (WI) Zip Code is 53178 Latest Details Jul, 2025

Updated: 02-07-2025

Sullivan (WI) zip Code is 53178, Postal Code details. Sullivan is located in state WI, United States.

Find Zip Code 53178 Details

ZIP code 53178 is located in Sullivan WI in the United States.

Postal Code United States Zip Code 53178 Latest update Sullivan, WI
Zip Code / Postal Code 53178

City

Sullivan

State Code

WI

County

Waukesha, United States

Postal Locations

Sullivan, WI - Zip Code is - 53178

Postal

United States Postal Service USPS Link

Delivery Type

Package Delivery and first class mail.

The zip code 53178 is an essential part of the postal system in Sullivan, WI. 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, Sullivan has a lot to offer.

FAQ about Zip Code 53178, Sullivan, (WI)

What is Zip code Sullivan?

Sullivan Zip Code: 53178, used by the Sullivan Post Office and USPS, is a Zone Improvement Plan code that ensures faster, accurate mail delivery in Waukesha, WI. Represented by the American Postal Workers Union (APWU), USPS oversees postal operations.

What is Postal code of area Sullivan?

Sullivan Postal Code is: 53178

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