Welcome to SINCanada.ca
There has been a lot of questions and mis-information on how to properly submit the online SIN application with the recent launch of online SIN application by government of Canada. This site is created to help answer general questions on Canadian Social Insurance Number application. SINCanada.ca is an independent blogsite that is not affiliated with the government.
New! SIN topics
February 16, 2026
View my SIN through My Service Canada Account...
February 16, 2026
How to cancel SIN due to death...
February 16, 2026
Holiday closures at Service Canada and the CRA may cause delays in application processing and benefit payments. During statutory holidays, the in‑person and call‑centre offices are closed, which can extend wait times for EI, CPP, OAS, tax inquiries, and other federal programs. Submitting documents early and checking online portals can help minimize disruptions. Plan ahead to avoid delays and stay informed about updated service schedules...
February 7, 2026
The Government of Canada will start implementing the digital version of the Canadian Citizenship Certificate starting June 27, 2022. The e-certificate is a valid proof of Canadian citizenship. If you have participated in the pilot project and have received an e-certificate, you can download, save and print the e-certificate use it to access services and benefits the...
January 16, 2026
How long does it take to process a SIN number...
January 12, 2026
SIN Paper Application Form (NAS2021)...
January 7, 2026
Social Insurance Office contact number...
January 7, 2026
How to replace my Social Insurance Number (SIN) card?...
January 7, 2026
SIN start with number 1 for people in Ontario...
December 28, 2025
New Year Holiday Service Canada office closure...
December 28, 2025
The company/employer can confirm the SIN of a current or former employee by contacting Service Canada at 1-866-274-6627. If calling from outside Canada, please call 506-548-7961 (long distance charges apply). Employers will need to provide their business number issued by Canada Revenue Agency, along with necessary information to verify the identity of their company as...
December 19, 2025
How to protect your Social Insurance Number...
