EFDA Links

Sinclair Community College

Dental Health Sciences Department, Room 4332

444 West Third Street

Dayton, OH 45402

Telephone: 937-512-2779

Fax: 937-512-4175

Sinclair Community College

EFDA course information /SCC application 


The Commission on Dental Testing in Ohio

P.O. Box 4510

Dublin, OH  43016

614 219-1559

CODT Website

Information on Ohio EFDA Examination


Dental Assisting National Board (DANB)

676 North Saint Clair, Suite 1880

Chicago, IL 60611

Telephone: 1-800-FOR-DANB  or 312-642-3368

FAX: 312-642-1475


Information on National CDA

Good source for CDA board preparation/review


Ohio Dental Assistants Association (ODAA)

Contact: Carol Healy

1501 Centerview Dr

Copley, OH 44321
Telephone: 330-666-4023 (evening)

Fax: 330-668-9985

For more information and applications,

e-mail  OhioCODAexam@aol.com or call 330-666-4023

CODA website

Information on State/OHIO CDA


Ohio State Dental Board (OSDB)

77 South High Street

Columbus, OH 43266-2580

Telephone: 614-466-2580

Fax: 614-752-8995


Information on:

*Ohio EFDA certification

*Laws & Rules governing practice

*Dental Assistant Radiographer’s licenses                                                     

*Dental Hygiene license


Ohio Dental Expanded Functions Association (ODEFA)


Information on EFDA practice and profession in Ohio


Dayton Dental Society

436 Patterson Road

Dayton, OH 45419-4306

Phone: (937) 294-2808

Fax: (937) 294-7099

Dayton Dental Society website

The Dayton Dental Society's mission is to promote the profession of dentistry and enhance the quality of life for our members and the public they serve. 

Important Information about Health Sciences Programs: The Health Sciences (HS) Programs consist of open enrollment courses (general education and division specific) and program specific courses with limited enrollment. The open enrollment courses may be taken prior to entry into the limited enrollment courses. To qualify for entry to limited enrollment courses, please see the program specific information packet located on each HS program's webpage.