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This article is about the social networking service. For the type of directory, see face book.
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File:Facebook (login, signup page).jpg|
Facebook login/signup screen
|Founded||فیبروری 4, 2004|
|Headquarters||Menlo Park, California, US|
United States (2004–05)|
(Chairman and CEO)
|Revenue||Template:Wp/bgn/USD billion (2014)|
|Operating income||Template:Wp/bgn/USD billion (2014)|
|Net income||Template:Wp/bgn/USD billion (2014)|
|Total assets||Template:Wp/bgn/USD billion (2014)|
|Total equity||Template:Wp/bgn/USD billion (2014)|
|Employees||9,199 (December 2014)|
|Written in||C++, PHP (as HHVM) and D language|
|Alexa rank||Template:Wp/bgn/Steady 2 (September 2014[update])|
|Type of site||Social networking service|
|Users||890 million daily active users on average for December 2014|
|Available in||Multilingual (70)|
- "10-K Annual Report". SEC Filings. Facebook. January 31, 2014. Retrieved February 7, 2014.
- "Company Info | Facebook Newsroom". Facebook. February 6, 2015.
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- Clarke Gavin (February 2, 2010). "Facebook re-write takes PHP to an enterprise past". The Register (London).
- Bridgwater Adrian (October 16, 2013). "Facebook Adopts D Language". Dr Dobb's (San Francisco).
- "Facebook.com Site Info". Alexa Internet. Retrieved April 1, 2014.