Political Party:
"... an organization that seeks to attain political power within a government, usually by participating in electoral campaigns."
                                                                                           — Wikipedia

• The Role of National and State Parties

Political Parties
American Independent Party (California) - www.aipca.org
California Democratic Party - www.ca-dem.org
California Peace and Freedom Party - www.peaceandfreedom.org
California Republican Party - www.cagop.org
Democratic National Committee – www.democrats.org
Green Party of California - www.cagreens.org
Green Party of the United States - www.gp.org
Libertarian Party - www.lp.org
Libertarian Party of California - www.ca.lp.org
Natural Law Party - www.natural-law.org
Natural Law Party of California - www.naturallaw.org/states/California.html
National Federation of Republican Women - www.nfrw.org
California Federation of Republican Women - http://www.cfrw.org
Reform Party - www.reformparty.org
Reform Party of California - www.reformpartyofcalifornia.org
Republican National Committee - www.rnc.org
United States Independent Party - www.usiap.org