আগের Facebook র নাম ছিল thefacebook.com, founded on February 4, 2004 by Mark Zuckerberg, The company dropped The from its name after purchasing the domain name facebook.com in 2005 for $200,000. Membership was initially restricted to students of Harvard College, Facebook later expanded membership eligibility to employees of several companies including Apple Inc. and Microsoft.[21] Facebook was then opened to everyone with a valid e-mail address, aside from people under the age of 13, on September 26, 2006.