Phone Number of 
Child Tax Benefit Ontario is 
1-800-387-1193 .
The
 Canada Child Tax Benefit is a scheme that provides allowances to
 Canadian families in upbringing of their children. It may consists of National
 Child Benefit (NCB) and the Child Disability Benefit (CDB) which provides monthly benefit for families caring for children with severe and prolonged mental or
 Physical impairments and low-income families with children. The address and contact number of Child Tax Benefit
 Ontario is also used for 
Child Tax Benefit Ontario payment dates, 
Child Tax Benefit Ontario application, 
Child Tax Benefit Ontario amount and 
Child Tax Benefit Ontario shared custody.
 
Child Tax Benefit Ontario Address 
The address of Child Tax Benefit Ontario is 1 Front Street West, Toronto, Ontario, Canada.
Child Tax Benefit Ontario Website 
The Website of Child Tax Benefit Ontario is 
www.cra-arc.gc.ca.
Child Tax Benefit Ontario Customer Support Service Phone Number 
The customer support phone number of Child Tax Benefit Ontario is 
1-800-387-1193 (Click phone number to call).
The postal and 
official address, email address and 
phone number (
helpline) of 
Child Tax Benefit Ontario Service Center and 
Child Tax Benefit Ontario customer phone number  is given below. The  
helpline of Child Tax Benefit Ontario customer phone number may or may not be 
toll free.
Click Here To View  Child Tax Benefit Ontario Customer Service Phone Numbers