Unionville Zip Codes - Frederick County MD

Unionville, MD Zip Code Map

Unionville, MD is a city located in Frederick County, Maryland and has a land area of 0.00 square miles (0.00 km2). The water area for the city is 0.00 square miles or 0.00 km2. There is one unique zip code in Unionville, Maryland and it is 21792. The area code(s) for Unionville is 301.

Zip Codes for Unionville, MD (1)
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21792 Unionville Frederick

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