Catonsville Zip Codes - Baltimore County MD

Catonsville, MD Zip Code Map

Catonsville, MD is a city located in Baltimore County, Maryland and has a land area of 15.58 square miles (40.35 km2). The water area for the city is 0.04 square miles or 0.10 km2. There is one unique zip code in Catonsville, Maryland and it is 21228. The area code(s) for Catonsville is 410/443.

Zip Codes for Catonsville, MD (1)
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21228 Catonsville Baltimore

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