• ILLINOIS.
• INDIANA.
• IOWA.
• KANSAS.
• MICHIGAN.
• MINNESOTA.
• MISSOURI.
• NEBRASKA.
• NORT DAKOTA.
• OHIO.
• SOUTH DAKOTA.
• WISCONSIN.

• ACOUSTIC ASSOCIATES, LTD. - Palatine.
• AUDIO-LOGIC HEARING SEVICES, Inc. – Elgin.
• AUDIOLOGIC SERVICES LTD. - Glen Ellyn.
• AUDIOLOGY ASSOCIATES OF DEERFIELD. - Deerfield.
• AUDIOLOGY CLINIC AT THE UNIVERSITY OF ILLINOIS. - Champaign.
• AUDIOLOGY CONSULTANTS. – Moline / Geneseo / Galesburg.
• DUPAGE MEDICAL GROUP. – Addison.
• GUDHEAR INC. – Chicago.
• HEARING ASSOCIATES. – Libertyville / Gurnee.
• HEARING HEALTH CENTER. – Chicago / Naperville / Elmhurst.
• HEARING SPECIALISTS OF DUPAGE. – Wheaton.
• HITEC GROUP. - Burr Ridge.
• LAKE FOREST HOSPITALS AUDIOLOGY. – Grayslake.
• LON GROVE AUDIOLOGY. – Long Grove.
• NORTHWEST SPEECH & HEARING CENTER, LTD. - Arlington Hts.
• PROFESSIONAL HEARING & AUDIOLOGY CLINICS. – Elgin/ North Aurora.
• SENSAPHONICS HEARING CONSERVATION. – Chicago.
• SERTOMA SPEECH & HEARING CENTER. – Palos Hills / Homewood.
• SHOHET EAR ASSOCIATES MEDICAL GROUP. -Newport Beach.
• SUBURBAN HEARING SERVICES. – Barrington.
• SUSAN ROGAN HEARING. – Westmont / LaGrange Park.

• ADVANCED HEARING CARE. – Anderson.
• AUDIOLOGY CLINIC. BALL STATE UNIVERSITY. – Muncie.
• J.C. HOOVER & ASSOCIATES. – Anderson.
• MIDWEST EAR INSTITUTE. – Indianápolis.
• PCC. - Indianapolis.
• THE HEARING CENTER. – Angola / Auburn / Fort Wayne / North Manchester.

                            

• AUDIOLOGY CONSULTANTS. – Davenport / Muscatine / Geneseo / Moline.
• COVE AUDIOLOGY & HEARING SERVICE. – Glen Cove.
• DAVENPORT AUDIOLOGY/HEARING AID CENTER, INC. – Davenport.
• ESTHERVILLE SERVICE CENTER. – Estherville.
• HEARING HEALTH CENTERS.- Cherokee/ Estherville/Ida Grove/ Sheldon/ Spencer/ Storm Lake.
• HEARING UNLIMITED. –  Iowa.
• IOWA AUDIOLOGY AND HEARING AID CENTERS. – Coralville / Iowa City / Mt. Pleasant.
• KILLEAN AUDIOLOGY & HEARING AID CENTERS. – Clinton / Moline.
• SOUND CLARITY. – Iowa City.

• ASSOCIATED AUDIOLOGIST.- Kansas City.
• AUDIOLOGY ASSOCIATES - MANHATTAN MEDICAL CENTER. – Maniatan, Seneca.
• AUDIOLOGY CLINIC. - Junction City, Emporia, Ottawa.
• AUDIOLOGY CLINIC. UNIVERSITY OF KANSAS MEDICAL CENTER. – Kansas City.
• MIDWEST EAR INSTITUTE. -  Kansas City.
• MIDWEST EAR, NOSE & TROAT PAH. – Olathe.
• MIRACLE EAR. -Dodge City / El Dorado / Garden City / Etc.

 MICHIGAN.

• ADVANCED HEARING CENTERS. – Laurel.
• HEARING ASSOCIATES, INC. – Sylvania.
• HERITAGE HEARING CARE. – Menominee.
•  K.A. VAN DOORNE & ASSOC., INC. – Grandville / Zeeland.
• KACZMARSKI HEARING SERVICES. – Chateau Center.
• MOSA AUDIOLOGY SERVICES. – Canton, Chelsea, Saline, Yspilanti.
• O'CONNOR HEARING CENTER. - Ann Arbor.
• PERSONALIZED HEARING CARE. – Wesland.
• THE HAERING  & SPEECH CENTER. – Wheaton / Frederick / Hagerstown / Maryland.

• AMY SWAIN HEARING CENTER-AUSTIN. – Austin, Owatonna, Waseca.
• HELIX HEARING CARE CENTER. - Cristal.
• MIDWEST HEARING AID SYSTEMS. - Eagan / Maplewood / St. Paul / Woodbury.

• AUDIOLOGY CENTER. LORIMONT PLACE. – Cape Girardeau.
• CENTER FOR HEARING & SPEECH. "Center of excellence" Interesante información audiológica. - St. Louis.
• HEARING ASSOCIATES, INC. –  Liberty/ Excelsior Sprigs.
• HEARING ENHANCEMENT.- Kansas City.
• SOUTHWESTERN HEARING AID CENTRES. – Joplin, St. Louis.

• AVERA ST. ANTHONY'S HOSPITAL - Grand Island.
• THE UNIVERSITY OF NEBRASKA-LINCOLN SPEECH AND HEARING CLINIC. – Lincoln.

• ADIO CARE HEARING CENTER.  Grand Forks
• AUDIOLOGY CLINIC. MINOT STATE UNIVERSITY. – Minot.

• AKRON GENERAL MEDICAL CENTER. – Akron.
• CARDINAL UNION HEARING CENTERS, Inc. – Northfield.
• FAMILY HEARING CENTER, INC. – Akron.
• HILLCREST HEARING AIDS & BALANCE CENTER. - Dayton.
• KARR AUDIOLOGY & HEARING AIDS. – Athens.
• NOMS AUDIOLOGY – NORWALK. – Norwalk.
• OHIO HEARING HEALTH. – Fairlawn.
• REESE AUDIOLOGY.- Canton.
• THE CLEVELAND STATE UNIVERSITY SPEECH AND HEARING CLINIC. – Cleveland.
• TOLEDO AUDIOLOGY. – Toledo.
• VISTA HEARING INSTRUMENTS & AUDIOLOGY. – Sandusky.

• ENT HEARING SERVICES. - Dakota Dunes.
• HEARING CARE PROFESSIONALS, INC. – Aberdeen.
• YANKTON MEDICAL CLINIC. AUDIOLOGY SERVICES. – Yankton.