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We will respond to all customer concerns and inquiries by telephone, letter, e-mail, fax and in person, in keeping with government standards:

Correspondence (Includes fax, mail and email)

All correspondence will be answered within fifteen working days of receipt. If a conclusive response is not possible within that time, an interim acknowledgement with an anticipated date of response will be provided within five working days of receipt.

Mailing Address:

The Archives of Ontario
134 Ian Macdonald Boulevard
Toronto, Ontario, Canada
M7A 2C5

Email Address:

Fax Number:



Your call will be answered by the third ring, and you will have the option of reaching a person. Your call will not be redirected more than once. All calls will be returned within one working day. 1-800-668-9933 Toll-Free Number (Ontario only)

Customer Feedback/Complaint Resolution

Your comments will be documented and acknowledged within two working days and, with each contact, you will have the opportunity to provide feedback on our service.

To download a customer comments form which you can fill out and send in:
Click here for a version in Adobe PDF format.

Inquiries by Media:

If you are a member of the media looking for information, please contact our MGCS issues management and media relations team at: