What if I need to contact you? Ontario College of Teachers April 02, 2020 18:41 What if I need to contact you? Please call us at 416.961.8800 or toll Free (Ontario Only): 1.888.534.2222. You can also reach us online. Related articles What are your hours of operation? Is the College’s work being delayed? Is the College still open? How do I add a degree to my Certificate of Qualification and Registration? When can I come in again? Comments 0 comments Article is closed for comments.