Contact us


The Workplace Safety and Insurance Board

Telephone: 416-344-1000
Toll free: 1-800-387-0750
TTY: 1-800-387-0050
Fax: 416-344-4684 or 1-888-313-7373

Head Office
200 Front Street West
Toronto, Ontario M5V 3J1


For fatal or catastrophic workplace accidents, call us at 1-800-387-0750, Monday to Friday 7:30 a.m. to 5 p.m.


Have a question about your account?

Email us at

By using email to communicate with us, you acknowledge that transmitting information by email has a number of risks and it is not possible to completely secure information transmitted over public networks. If you want to receive a reply to your message by email, you need to have a contact that is authorized to send and receive your account information. Read more about communicating by email with the WSIB.

Having trouble with our online services?


Phone: 416-344-4122 or 1-888-243-1569



Contact us for information on how we deal with disputes:

WSIB Collections Branch

Street address:
P.O. Box 2099 Stn. LCD1 120 King Street West
Hamilton, ON L8N 4C5
Toll Free: 1-800-268-0929
Fax Number: 905-521-4203

Mailing address:

200 Front Street West
Toronto, Ontario M5V 3J1


Media enquiries

Reporting fraud and abuse of the system

If you suspect anyone involved in a WSIB case (person, business, representatives, supplier or health care practitioner) is not dealing honestly with us, you can use our toll-free action line at 1-888-SI-LEADS (1-888-745-3237), Monday to Friday, 7:30 a.m. to 5 p.m. or email us at or contact us confidentially through our website

Website feedback

Have a comment on our website? Email: