'''Personhood USA''' is a 501(c)(4) advocacy group incorporated on June 14, 2008, in Colorado using as a principal mailing address a P.O. Box in Arvada. Keith L. Mason is listed as the registered agent. Its funding sources are unknown and its website discloses little meaningful information.
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'''Personhood USA''' is a 501(c)(4) advocacy group incorporated on June 14, 2008, in Colorado using as a principal mailing address a P.O. Box in Arvada. Keith L. Mason is listed as the registered agent. Its funding sources are unknown and its website discloses little meaningful information. Personhood Colorado has successfully placed on the November 2010 ballot a proposal to ban abortion in Colorado. <ref>[http://www.foxnews.com/politics/2010/03/27/abortion-ban-proposal-appear-colorado-ballots/?test=latestnews Abortion Ban Proposal to Appear on Colorado Ballots, FOX News, March 27, 2010]</ref>