317 Area Code

317 Area Code: Celebrating Indianapolis’s Rich History and Dynamic Growth

Background of the 317 Area Code

The 317 area code, assigned to Indianapolis and surrounding areas, has a captivating history that mirrors the city’s remarkable expansion and transformation. Let us embark on an exciting journey into the story behind this iconic code, highlighting its origins, growth, and the diverse communities it represents.

Birth of the 317 Area Code (1947)

In 1947, the 317 area code was introduced as part of the North American Numbering Plan, initially serving only a small portion of central Indiana, including Indianapolis. As the city grew, so did the 317 area code, extending to neighboring counties such as Marion, Hamilton, Johnson, and Hancock.

Rapid Growth in the 80s and 90s

During the ’80s and ’90s, Indianapolis witnessed an economic boom and population surge. This expansion led to a significant increase in demand for telephone numbers, resulting in new prefixes being added to the 317 area code.

Subdivisions and Overlays (1999-2006)

As the 317 area code neared its capacity, subdivisions and overlays were introduced. In 1999, the 765 area code was established as an overlay for the southern portion of the 317 area. The 812 area code followed in 2006, overlaying western and southern parts of the 317 region.

Current Coverage and Population

Today, the 317 area code serves a diverse population of over 2.5 million people across Marion, Hamilton, Johnson, Hancock, Boone, and parts of Hendricks counties.

Vibrant Communities in the 317 Area Code

The 317 area code encompasses thriving communities, each with its distinct character:

  • Indianapolis: The state capital and Indiana’s largest city, featuring a vibrant cultural scene, major sports events, and a bustling business district.
  • Carmel: An affluent suburb north of Indianapolis known for upscale shopping, dining, and residential areas.
  • Fishers: A rapidly growing community with a thriving tech industry, charming downtown area, and top-notch schools.
  • Brownsburg: A friendly town in western Hendricks County with a strong sense of community and growing business sector.

Economic Impact of the 317 Area Code

The 317 area code serves as a significant economic hub for Indiana, supporting diverse industries such as healthcare, manufacturing, logistics, and technology. The region’s robust economy and skilled workforce have attracted major corporations and startups alike.


The 317 area code symbolizes Indianapolis’s rich history, dynamic growth, and vibrant communities. As the region continues to thrive, the 317 area code will remain an essential part of its future success and prosperity.

It’s straightforward to obtain a telephone number with the area code 317 from KeKu, which you can use for either commercial or private reasons.

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