The area code 317 is located in Indianapolis, Indiana.
Area code 317 serves Indianapolis, the capital city of Indiana, and is a key part of central Indiana's telecommunications. Established in 1947, this area code encompasses major cities like:
Indianapolis is famous for the Indianapolis Motor Speedway, home of the legendary Indy 500 race, which attracts fans from around the world. Additionally, the area's vibrant arts scene and diverse dining options make it a cultural hub in the Midwest. According to the U.S. Census Bureau, the population of the Indianapolis metropolitan area is over 2 million, highlighting its significance as a growing urban center.