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Wikimedia Foundation, Inc. 1 Montgomery Street Suite 1600 San Francisco, California 94104 USA Phone: +1-415-839-6885 Fax: +1-415-882-0495 Please note: we receive a large number of calls, so email or fax is always a better first option. If you leave a voicemail, please include an email address for faster response.

The Wikimedia Foundation, Inc is a nonprofit charitable organization dedicated to encouraging the growth, development and distribution of free, multilingual content, and to providing the full content of these wiki-based projects to the public free of charge.

Based in San Francisco, the Wikimedia Foundation ( WMF) is the organization that owns the domain wikipedia.org. [1] The Foundation raises money, distributes grants, controls the servers, develops and deploys software, and does outreach to support Wikimedia projects, including the English Wikipedia.

Through various projects, chapters, and the support structure of the non-profit Wikimedia Foundation, Wikimedia strives to bring about a world in which every single human being can freely share in the sum of all knowledge. Welcome to Wikimedia. Wikimedia is a global movement whose mission is to bring free educational content to the world.

Made and sustained by humans. Meet the movement. For Wikipedia ’s 20th birthday, we are celebrating the power of human collaboration, creativity, and curiosity. We are celebrating the humans, our volunteers and supporters, who make Wikipedia possible.