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? What are you still doing? Why are you closing the office? Comments 0 comments Article is closed for comments.