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 the eastern terminus of US-70, and the ferry terminal for access to North Core Banks in the Cape Lookout National Seashore.