What is what area code is 318?

The 318 area code is a telephone area code in the North American Numbering Plan (NANP) for the state of Louisiana in the United States. It was one of the original area codes established in 1947 and serves the northern and central regions of the state, including cities such as Shreveport, Monroe, and Alexandria. The 318 area code covers a large geographic area and is located in the central part of the state near the border with Texas. The area code is commonly used for both landline and mobile phone numbers in Louisiana.