Marshallberg, NC is a city located in Carteret County, North Carolina and has a land area of 1.11 square miles (2.87 km2). The water area for the city is 4.06 square miles or 10.52 km2. There is one unique zip code in Marshallberg, North Carolina and it is 28553. The area code(s) for Marshallberg is 252.
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