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Advertising agencies in Indiana

386 advertising agencies listed across 103 cities in Indiana.

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Quick answer

USA Business Search lists 386 advertising agencies in Indiana. The most are in Indianapolis (111), Fort Wayne (31), Evansville (23).

Updated November 2026

Advertising agencies by city

Well-documented advertising agencies in Indiana

A sample of listings with a street address, phone number and website, one per city.

How to choose an advertising agency in Indiana

  • Ask how they track ads to real calls, forms and sales, not just clicks.
  • Make sure your ad accounts are in your name, not the agency's.
  • Ask what the management fee is and what the ad spend is, separately.

Common questions

How many advertising agencies are listed in Indiana?

USA Business Search lists 386 advertising agencies in Indiana, in 103 cities and towns.

Which Indiana cities have the most advertising agencies?

Indianapolis (111), Fort Wayne (31), Evansville (23), Carmel (17), South Bend (12).

How do I verify a Indiana business?

Use the state's official business search and licensing boards, linked in our Indiana business lookup guide.

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