Contact Old Age Security
Information about the Old Age Security Program
Online
You can complete the following tasks online:
- Download various OAS forms
- Access the Canadian Retirement Income Calculator (CRIC)
- Request an access code for My Service Canada Account (MSCA)
- Use MCSA to:
By phone
You can complete the following tasks by calling:
- Request assistance to locate or download applications online
- Confirm status of application
- Apply or update direct deposit
- Request benefit letters, statutory declarations, personal access codes and tax slips
- Input or cancel voluntary tax withholds
- Report when a payment was not received to open an investigation and receive a duplicate
- Cancel benefits in the case of death
To be identified you will need to provide your Social Insurance Number.
Canada and the United States Toll-free: 1-800-277-9914
Canada and the United States TTY: 1-800-255-4786
Outside Canada and the United States: 1-613-957-1954 (Collect calls are accepted)
The hours of operation are 8:30 a.m. to 4:30 p.m. EST, Monday to Friday.
By mail
You can complete the following tasks by mail:
- Apply for OAS and include certified true copies
- Consent to communicate information to an authorized person
- Change or update personal information or direct deposit
- Request various OAS documents including:
- Guaranteed income supplement application
- Allowance for the Survivor benefits application
- Statutory declarations
- Personal access codes and T4’s
- Request an OAS estimate
- Request or cancel voluntary tax withholds
- Cancel benefits in the case of death
Within Canada, send your documents to the nearest Service Canada Office.
For outside of Canada, mail your documents to a Service Canada Office in the province where you last resided.
In person
You can complete the following tasks at a Service Canada office:
- Use a computer to:
- Submit supporting documents
- Use the telephone language interpretation service
To access information on your specific file visit My Service Canada Account
Find a Service Canada office near you
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