Ontario Correspondence and Payment Processing Information

Correspondence:  State agencies should send all child support case correspondence to:

Family Responsibility Office
Ministry of Children, Community and Social Services
ISO Unit
P.O. Box 600
Steeles West Post Office
Toronto ON M3J 0K8
CANADA

Local: 416-240-2410       
Toll Free: 1 800 463 3533
Fax: 416-240-2405

Payments: State agencies should send child support payments to:

Family Responsibility Office
Ministry of Children, Community and Social Services
P.O. Box 2204
Station P
Toronto ON M5S 3E9
CANADA

Local: 416-240-2410       
Toll Free: 1 800 463 3533
Fax: 416-240-2405

All payments should be made payable to “Family Responsibility Office.” Always include Ontario’s seven-digit case number and first and last name of the debtor/obligor on all payments and correspondence.