New Windsor Zip Codes - Carroll County MD

New Windsor, MD Zip Code Map

New Windsor, MD is a city located in Carroll County, Maryland and has a land area of 35.45 square miles (91.82 km2). The water area for the city is 0.12 square miles or 0.31 km2. There is one unique zip code in New Windsor, Maryland and it is 21776. The area code(s) for New Windsor is 443/410/667.

Zip Codes for New Windsor, MD (1)
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21776 New Windsor Carroll

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