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  2. What is the zip code of Unionville, MD, 21792

Unionville (MD) Zip Code is 21792 Latest Details Aug, 2025

Updated: 26-08-2025

Unionville (MD) zip Code is 21792, Postal Code details. Unionville is located in state MD, United States.

Find Zip Code 21792 Details

ZIP code 21792 is located in Unionville MD in the United States.

Postal Code United States Zip Code 21792 Latest update Unionville, MD
Zip Code / Postal Code 21792

City

Unionville

State Code

MD

County

Frederick, United States

Postal Locations

Unionville, MD - Zip Code is - 21792

Postal

United States Postal Service USPS Link

Delivery Type

Package Delivery and first class mail.

The zip code 21792 is an essential part of the postal system in Unionville, MD. 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, Unionville has a lot to offer.

FAQ about Zip Code 21792, Unionville, (MD)

What is Zip code Unionville?

Unionville Zip Code: 21792, used by the Unionville Post Office and USPS, is a Zone Improvement Plan code that ensures faster, accurate mail delivery in Frederick, MD. Represented by the American Postal Workers Union (APWU), USPS oversees postal operations.

What is Postal code of area Unionville?

Unionville Postal Code is: 21792

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