- Greer, Margolis, Mitchell, Burns, and Associates, Inc.25
- Ponca Nation24
- Wilson and Grand Communications24
- Trippi, McMahon and Squier23
- Kiowa Indian Tribe of Oklahoma22
- Potawatomi Tribe22
- Stephen Clouse and Associates22
- Strother, Duffy and Strother, Ltd.22
- Comanche Indian Tribe21
- Murphy, Pintak and Gautier Agency, Inc.21
- Hill Point Marketing, Inc20
- Noerdlinger and Associates20
- Shea and Associates20
- Citizen Potawatomi Nation18
- Joe Slade White Communications, Inc.18
- Struble and Totten Communications18
- Video Base International18
- Chippewa Nation17
- FDR Services17
- Media Strategies and Research17
