Contact Us

For referrals or concerns about children, please phone us immediately at the number of your location below.

Likewise, if you have any questions or comments about our agency or service areas, please contact the appropriate location directly:

Thunder Bay Head Office

1110 Jade Court
Thunder Bay ON
P7B 6M7

Phone: (807) 343-6100
Toll-Free: 1-800-465-3905
Fax: (807) 343-0141


Marathon District Office

2 Ontario St, Suite 5
P.O. Box 340
Marathon ON

Phone: (807) 229-0580
Toll-Free: 1-800-465-3905
Fax: (807) 229-0593

Geraldton District Office

423 Main Street
P.O. Box 687
Geraldton ON
P0T 1M0

Phone: (807) 854-1910
Toll-Free: 1-800-465-3905
Fax: (807) 854-1936

Nipigon District Office

155 Railway Street
P.O. Box 1028
Nipigon ON
P0T 2J0

Phone: (807) 887-3035
Toll-Free: 1-800-465-3905
Fax: (807) 887-2211

For non child welfare emergencies, you can email us at 

If you have a complaint:

The Child, Youth and Family Services Act (CYFSA) includes rules for Societies to receive and respond to complaints.  If you have concerns about: the services you have requested or received, your privacy, or a request you have made for access to, or correction of, your personal information, you have the right to make a complaint privately and without delay.

In many cases, you can discuss and resolve any concerns directly with your caseworker or their supervisor in a way that provides good solutions for everyone involved.  When it is not possible, you have the right to make a formal complaint. It can be submitted to If you have any questions about the complaints process, do not hesitate to ask a member at the Society who will assist you without delay or click here for more information:

For any questions or complaints related to privacy, you can contact the Privacy Officer at The Children's Aid Society of the District of Thunder Bay by emailing: