Arnold Zip Codes - Anne Arundel County MD

Arnold, MD Zip Code Map

Arnold, MD is a city located in Anne Arundel County, Maryland and has a land area of 9.78 square miles (25.33 km2). The water area for the city is 2.79 square miles or 7.23 km2. There is one unique zip code in Arnold, Maryland and it is 21012. The area code(s) for Arnold is 410/667.

Zip Codes for Arnold, MD (1)
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21012 Arnold Anne Arundel

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