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

Closed for holidays

The CDHA office will be closed for the following 2022 holidays:
Family Day: February 21
Good Friday: April 15
Easter Monday: April 18
Victoria Day: May 23
Canada Day: July 1
Civic Holiday: August 1
Labour Day: September 5
National Day for Truth and Reconciliation: September 30
Thanksgiving Day: October 10
Christmas Day: December 25
Boxing Day: December 26
The CDHA office will be closed from Saturday, December 24, 2022, until Monday, January 2, 2023, inclusive, for the holiday season.