Contact Social Insurance Number

You can complete the following tasks online:

• find general information about the SIN and learn how to apply
• submit an application
• find information on how to protect your SIN

You can complete the following tasks by calling:

• obtain general information about the SIN Program
• verify status of your request

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

You can complete the following tasks by mail:

• submit an application
• request information about your SIN record

Mailing address:

Service Canada
Social Insurance Registration Office
PO Box 7000
Bathurst, New Brunswick
E2A 4T1
Canada

Service changes due to COVID-19

We urge you not to visit Service Canada Centres unless absolutely necessary.

Ask us to help you with the following programs by using eServiceCanada:

• Employment Insurance (EI)
• Canada Pension Plan (CPP), Old Age Security (OAS), Guaranteed Income Supplement (GIS) benefits
• Social Insurance Numbers (SIN)
• Veterans Affairs Canada Services

We will call you back within 2 business days.

You can complete the following tasks at a Service Canada office:

• obtain general information about the SIN Program
• apply for a SIN or obtain a confirmation of your SIN
• update your SIN record

Proof of identity documents are required to apply for a SIN, obtain a confirmation of your SIN and to update your SIN record.