Contact the Social Insurance Number (SIN) Program

I need help submitting a SIN application online

• You can submit a SIN application online by visiting the Apply SIN webpage
• If everything is in order, your online SIN application will be processed within 5 business days from the date your application was received
• When you include your email address on the application, you will receive updates on the status of your application
• If you are applying for yourself and are eligible, you can visit My Service Canada Account once your application has been processed to view your SIN

If you require additional help, contact us by phone.

In Canada (toll-free): 1-866-274-6627
Canada TTY: 1-800-926-9105
Hours of operation: Monday to Friday from 8:30 am to 4:30 pm local time.
Closed statutory holidays.

Outside of Canada: 1-506-548-7961 (long-distance charges apply)
Canada TTY: 1-800-926-9105
Hours of operation: Monday to Friday from 8:30 am to 8:30 pm Atlantic time.
Closed statutory holidays.

I need help submitting a SIN application by mail

• You can submit your SIN application by mail to Service Canada
• We will return your original documents by mail once your application is complete
• If everything is in order, your application will be processed within 20 business days from the date your application was received
• Find information on the required documents and where to mail your application by visiting the SIN Apply page and select the scenario that best describes your situation

If you require additional help, contact us by phone.

In Canada (toll-free): 1-866-274-6627
Canada TTY: 1-800-926-9105
Hours of operation: Monday to Friday from 8:30 am to 4:30 pm local time.
Closed statutory holidays.

Outside of Canada: 1-506-548-7961 (long-distance charges apply)
Canada TTY: 1-800-926-9105
Hours of operation: Monday to Friday from 8:30 am to 8:30 pm Atlantic time.
Closed statutory holidays.

I need help to apply for SIN in person at a Service Canada Centre

You can apply for a SIN by visiting a Service Canada Centre.

• You will need to bring your original documents 
• Find information on the required documents and where your local Service Canada Centre is by visiting the SIN Apply page and select the scenario that best describes your situation
• If everything is in order, you will get your SIN during your visit

Did you know you can submit a SIN application online? Applying online is safe and secure:

• if everything is in order, your application will be processed within 5 business days from the date your application was received
• you will submit digital copies of your documents
• when you include your email address on the application, you will receive updates on the status of your application and
• if you are applying for yourself and are eligible, you can visit My Service Canada Account once your application has been processed to view your SIN

Checking the status of a SIN application online 10 business days ago or less

You must wait 10 business days after it is submitted online before checking the status of the request.

If you provided your email address on your online application, you will receive 2 emails:

• one confirming your application has been received
• a second when your application has been processed

If your application does not meet the requirements, your second email will indicate what is required to reapply.

Checking the status of a SIN application online more than 10 business days ago

If it has been more than 10 days since you applied online, and your application meets the requirements, it will be processed and mailed to the address indicated on your application.

If you do not receive your SIN within the applicable timeframes, contact us by phone.

In Canada (toll-free): 1-866-274-6627
Canada TTY: 1-800-926-9105
Hours of operation: Monday to Friday from 8:30 am to 4:30 pm local time.
Closed statutory holidays.

Outside of Canada: 1-506-548-7961 (long-distance charges apply)
Canada TTY: 1-800-926-9105
Hours of operation: Monday to Friday from 8:30 am to 8:30 pm Atlantic time.
Closed statutory holidays.

Checking the status of a SIN application by mail 25 business days ago or less

You must wait 25 business days when applying by mail before checking the status of the request.

If your application meets the requirements, it will be processed and mailed to the address indicated on your application.

If your application did not meet the requirements, you will receive a letter indicating what is required to obtain a SIN.

Checking the status of a SIN application by mail more than 25 business days ago

If your application meets the requirements, it will be processed and mailed to the address indicated on your application.

If your application did not meet the requirements, you will receive a letter indicating what is required to obtain a SIN.

If you do not receive a letter within the applicable timeframes, contact us by phone.

In Canada (toll-free): 1-866-274-6627
Canada TTY: 1-800-926-9105
Hours of operation: Monday to Friday from 8:30 am to 4:30 pm local time.
Closed statutory holidays.

Outside of Canada: 1-506-548-7961 (long-distance charges apply)
Canada TTY: 1-800-926-9105
Hours of operation: Monday to Friday from 8:30 am to 8:30 pm Atlantic time.
Closed statutory holidays.

A SIN application rejection Online

If your application does not meet the requirements, you will receive an email or letter indicating that the application was rejected, as well as indication on what is required to obtain a SIN.

For further information about the reason of the rejection, you can contact us by phone.

In Canada (toll-free): 1-866-274-6627
Canada TTY: 1-800-926-9105
Hours of operation: Monday to Friday from 8:30 am to 4:30 pm local time.
Closed statutory holidays.

Outside of Canada: 1-506-548-7961 (long-distance charges apply)
Canada TTY: 1-800-926-9105
Hours of operation: Monday to Friday from 8:30 am to 8:30 pm Atlantic time.
Closed statutory holidays.

A SIN application rejection by mail

If your application does not meet the requirements, you will receive a letter indicating that the application was rejected, as well as what is required to obtain a SIN.

For further information on the reason of the rejection of your SIN application, please contact us by phone.

In Canada (toll-free): 1-866-274-6627
Canada TTY: 1-800-926-9105
Hours of operation: Monday to Friday from 8:30 am to 4:30 pm local time.
Closed statutory holidays.

Outside of Canada: 1-506-548-7961 (long-distance charges apply)
Canada TTY: 1-800-926-9105
Hours of operation: Monday to Friday from 8:30 am to 8:30 pm Atlantic time.
Closed statutory holidays.

I have questions about accessing my SIN through My Service Canada Account (MSCA)

You can view your Social Insurance Number (SIN) in My Service Canada Account (MSCA). Once registered or signed in to MSCA, you will be able to view your:

• SIN
• names as they appear on the SIN record
• SIN expiry date (if applicable)

I am an employer and I need to confirm my employee’s SIN

As an employer, learn about your responsibilities related to your employees' SINs.

Employers looking to confirm the SIN of a current or former employee must contact us by phone.

In Canada (toll-free): 1-866-274-6627
Canada TTY: 1-800-926-9105
Hours of operation: Monday to Friday from 8:30 am to 4:30 pm local time.
Closed statutory holidays.

Outside of Canada: 1-506-548-7961 (long-distance charges apply)
Canada TTY: 1-800-926-9105
Hours of operation: Monday to Friday from 8:30 am to 8:30 pm Atlantic time.
Closed statutory holidays.

I need help with another SIN question

For more information about the SIN program, please contact us by phone.

In Canada (toll-free): 1-866-274-6627
Canada TTY: 1-800-926-9105
Hours of operation: Monday to Friday from 8:30 am to 4:30 pm local time.
Closed statutory holidays.

Outside of Canada: 1-506-548-7961 (long-distance charges apply)
Canada TTY: 1-800-926-9105
Hours of operation: Monday to Friday from 8:30 am to 8:30 pm Atlantic time.
Closed statutory holidays.