Atlantic is an unincorporated community and census-designated place in eastern Carteret County, North Carolina, United States. As of the 2010 census it had a population of 543. It is situated along Core Sound, located in what was known to early settlers of the area as Hunting Quarters. It is the location of US 70's eastern terminus and the ferry terminal for journeys to North Core Banks in the Cape Lookout National Seashore.The community is located east of the United States Marine Corps installation MCOLF Atlantic which is primarily used for helicopter and aggressor force exercises. The installation sees limited use but is manned around the clock by a security unit from MCAS Cherry Point.Atlantic is home to Luther L. Smith and Son Seafood, the last operating fish house in the town. Drum Inlet Marina, the most suitable location to embark to the Outer Banks, is a full-service harbor. Commercial fishing has long been the primary means of earning a living in this community.