John P Balko 216 S Center St Grove City, PA 16127 Phone : (724) 458-8454 Business Category Offices & Clinics Of Health Practitioners Audiologists Hearing Healthcare Assoc 216 S Center St Grove City, PA 16127 Phone : (724) 458-8454 Business Category Hearing Aids & Assistive Devices Offices & Clinics Of Health Practitioners Audiologists Miscellaneous Retail Stores