Contact Information

Canadian Dental Hygienists Association (CDHA)

1122 Wellington St W,
Ottawa, ON K1Y 2Y7

Phone: 1-800-267-5235 or (613) 224-5515
Fax: (613) 224-7283
Staff Directory

Office hours:
Monday to Friday, 8:30 am to 4:30 pm ET

Summer phone hours:
Please note that from June 3 to August 30, 2019, the CDHA phones will be closed as of 4 pm ET Monday to Thursday, and as of 3:30 pm ET on Fridays.

Closed for holidays

The CDHA office will be closed for the following 2019 holidays:
Family Day: February 18
Good Friday: April 19
Easter Monday: April 22
Victoria Day: May 20
Canada Day: July 1
Civic Holiday: August 5
Labour Day: September 2
Thanksgiving Day: October 14
Christmas Day: December 25
Boxing Day: December 26
The CDHA office will be closed from Wednesday, December 25, 2019, until Wednesday, January 1, 2020, inclusive, for the holiday season.