Here is how to apply for SSI. To get started online, go to www.SSA.gov Next, click on "Apply for SSI" and request a phone interview, which is the first step in the process. Applying for SSI can be a lengthy and overwhelming endeavor. With multiple hurdles to go through, it may take up to ten months or longer to be approved. An estimated three out of five applicants will need to appeal their denial, which makes the process even longer. To help you ensure a smoother process, we created this ultima