Westernport, MD is a city located in Allegany County, Maryland and has a land area of 28.89 square miles (74.82 km2). The water area for the city is 0.19 square miles or 0.49 km2. There is one unique zip code in Westernport, Maryland and it is 21562. The area code(s) for Westernport is 240/301.
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