Monrovia Zip Codes - Frederick County MD

Monrovia, MD Zip Code Map

Monrovia, MD is a city located in Frederick County, Maryland and has a land area of 11.45 square miles (29.66 km2). The water area for the city is 0.01 square miles or 0.03 km2. There is one unique zip code in Monrovia, Maryland and it is 21770. The area code(s) for Monrovia is 240/301.

Zip Codes for Monrovia, MD (1)
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21770 Monrovia Frederick

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