Registration offices
Service Canada - Social Insurance Number
Official Free
About this service
Service Canada issues the Social Insurance Number (SIN) that you need to work and receive benefits. You can apply online (recommended), at a Service Canada Centre in Toronto, where you usually receive the number during your visit if your documents are in order, or by mail. Applying is free.
SIN Social Insurance Number Service Canada NAS
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Sources
Last checked by our editors on 8 Oct 2026. Opening hours, appointments and fees change — please confirm on the official website before you go.
- Employment and Social Development Canada (Service Canada)Official sourceSocial Insurance Number - Apply
(Opens {{site}} in a new tab) Accessed 8 Oct 2026