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Grote partijen: Democratische Partij · Republikeinse Partij
Third party's: America's Party · American Freedom Party · American Party · American Populist Party · American Solidarity Party · Black Riders Liberation Party · Christian Liberty Party · Citizens Party · Communist Party USA · Constitution Party · Democratic Socialists of America · Freedom Road Socialist Organization · Freedom Socialist Party · Groene Partij · Humane Party · Independent American Party · Justice Party · Libertarische Partij · Marijuana Party · Modern Whig Party · National Socialist Movement · New Afrikan Black Panther Party · New Black Panther Party · Objectivist Party · Pacifist Party · Party for Socialism and Liberation · Peace and Freedom Party · Pirate Party · Progressive Labor Party · Prohibition Party · Reform Party · Revolutionary Communist Party · Socialist Action · Socialist Alternative · Socialist Equality Party · Socialist Party · Socialist Workers Party · Unity Party · Veterans Party · Workers World Party · Working Families Party · World Socialist Party