FONIX Distributor
Audiometric Services
Mark & Suzanne Petrehn,
982 Paxton Lake Drive
Cincinnati, OH 45140
Telephone: (513) 310-8357
Fax: (513) 683-8069

E-mail: mpetrehn@audiometricservices.com
Web: www.audiometricservices.com
FONIX Distributor
SPA Associates
Al Warner
545 Metro Place South, Suite 100
Dublin, OH 43017
Telephone: (614) 777-8399
Fax: (614) 876-2010

E-mail: spawarner@yahoo.com
Web: www.spaassociates.com