Hillsboro Zip Codes - Caroline County MD

Hillsboro, MD Zip Code Map

Hillsboro, MD is a city located in Caroline County, Maryland and has a land area of 0.14 square miles (0.36 km2). The water area for the city is 0.00 square miles or 0.00 km2. There is one unique zip code in Hillsboro, Maryland and it is 21641. The area code(s) for Hillsboro is 410/667.

Zip Codes for Hillsboro, MD (1)
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21641 Hillsboro Caroline

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