Geographic Regions and Area Codes

Area Code 943 is located in the state of Georgia, specifically covering the Atlanta metropolitan area. This area code encompasses 27 cities, including major ones like Atlanta, Marietta, Newnan, Gainesville, and Cartersville. Additionally, it spans 28 counties, such as Fulton, DeKalb, Cobb, Henry, Hall, Carroll, and Newton counties among others. The area code is part of a numbering plan that includes several overlay area codes such as 404, 470, 678, 706, 762, and 770. It is also adjacent to other area codes like 256, 404, 470, 478, 678, 706, 762, 770, and 938.