Social Insurance Number

The Social Insurance Number (SIN) is a nine-digit number used to administer many government benefits. International students need to obtain a SIN in order to work in Canada.

There is no fee to apply for a SIN.

Example of Canadian Social Insurance Card

To Apply:

To apply for your SIN, gather all the required original proof of identity documents and take them to one of the following Service Canada points of service:


Guelph Service Canada Centre (6 km away)
259 Woodlawn Rd. W., Suite C
Guelph, ON
(corner of Woodlawn and Silvercreek)
Cambridge Service Canada Centre (17 km away)
350 Conestoga Blvd, Unit C2
Cambridge, ON
(between Dunbar and Can Amera Parkway)
Kitchener Service Canada Centre (23 km away)
Market Square, Suite 200
25 Frederick St
Kitchener, ON
(corner of Frederick and King)


For more information concerning the purpose of Social Insurance Numbers, click here