Bargaining unit office of the Ottawa Hospital

36 Antares Dr. Suite 1000, Ottawa, Ontario, K2E 7W5
Phone: (613) 731-1314
Fax: (613) 731-1307
Web Site:

  • Local 83 Office hours: Monday to Thursday from 7:30  to 3:00 pm
  • The office will be closed from December 23rd, 2021, and will reopen on January 4th, 2022.
  • The office will be closed on all statutory holidays




ONA Region 2

Ottawa Office
1400 Clyde Avenue, Suite 211, Ottawa, Ontario, K2G 3J2
Phone: (613) 226-3733
Fax: (613) 723-0947


ONA Central

Toronto Headquarters
85 Grenville Street, Suite 400, Toronto, Ontario, M5S 3A2
Phone: (416) 964-8833
Toll-free: 1-800-387-5580
Web Site:


Other Contacts

You may contact us by clicking on our local email address or go to the executive page to contact specific individuals. It is our pleasure to get back to you as soon as possible. Please be aware that the members also work. Please allow a minimum of 48 hrs to return your inquiries.




Union Leave Request Form

  • Please contact the office if you need a Union Leave Request.

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