Contact Social Insurance Number

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)
immediate request for a Passport Service
Veterans Affairs Canada Services

We will call you back within 2 business days.

Information about Social Insurance Number

Online

You can complete the following tasks online:

Find general information about the SIN and learn how to apply
Find information on how to protect your SIN

By phone

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 a.m. to 4:30 p.m. 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 a.m. to 8:30 p.m. Atlantic time
Closed statutory holidays.

By mail

You can complete the following tasks by mail:

Apply by mail if you meet one of the eligibility criteria
Request information about your SIN record

Mailing address:

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

In person

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

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

To obtain a confirmation of your SIN or to amend your SIN record in person at a Service Canada Centre, you must bring one to two valid, government-issued identification documents (ID) with you.

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