Contact Social Insurance Number

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

You can complete the following tasks by calling:

• Obtain general information about the SIN Program
• Verify status of your request

Canada Toll-free: 1-800-206-7218 (select option 3)
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.

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

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