NX Division - North Warning System Project Office New! CanadaBuys is here! Suppliers register today! Register now to ensure you transition to doing business with the new Government of Canada procurement service. Click here to get started. Contacts for Goods and Services Identification Number (GSIN) Codes Contacts for GSIN CodesProcurement Division CodeNXDivision Name and Contact PageNorth Warning System Project OfficeGSIN codes under this procurement division