www.prsa.org
Public Relations Society of America

www.prwatch.org
Center for Media and Democracy's PR Watch

www.niri.org
National Investor Relations Institute.

www.iabc.com
International Association of Business Communicators

www.sncr.org/
Society for New Communications Research

http://www.marketingpower.com
American Marketing Association

www.facsnet.org
Resources for journalists

www.roundtable.org
Communications Roundtable

www.reporters.net/
Criminal Justice Journalists

www.corpwatch.org
Corpwatch.  Environmental monitoring.

www.siu.edu/~prssa/
Public Relations Student Society of America

www.pac.org
Public Affairs Council

www.naa.org/
Newspaper Association of America

www.people-press.org/
The Pew Research Center for the People and the Press

www.issuemanagement.org
Issues Management Council

www.marketing.org
Business Marketing Association

www.womcom.org
Association for Women in Communications

www.newseum.org/
Museum of news

www.nagc.com
National Association of Government Communicators

www.instituteforpr.com
The institute for PR

www.sprf.org/
Southern Public Relations Federation

www.ire.org
Investigative reporters and editors

www.prcaonline.com/
Public Relations Council of Alabama

www.sabew.org
Society of American Business Editors and Writers

www.onlinenewsassociation.org/
Online News Association.  For members of the working online press.

www.netpress.org/
Internet Press Guild.  For working online journalists. 

www.poynter.org
Online help for journalists

www.inlandpress.org/
Inland Press Association

www.snpa.org/
Southern Newspaper Publishers Association

www.newslab.org
Non-profit TV news laboratory

www.inma.org/
International Newspaper Marketing Association

www.nynpa.com/
New York Newspaper Publishers Association

www.awpagesociety.com/
Arthur W. Page Society

www.prfirms.org/
Council of Public Relations firms

www.fcpra.org/
Fairfield County (CT) PR Association

www.fpratreasurecoast.com/
Florida Public Relations Association

http://foi.missouri.edu/
Freedom of Information Center

www.lacp.com/
League of American Communications Professionals

www.publicity.org/
Publicity Club of Chicago

http://npc.press.org/
National Press Club Online

www.mnprsa.com/
PRSA Minnesota

www.youngprpros.com/
Message board for those starting out in PR

www.womma.com/
Word of Mouth Marketing Association

www.afjonline.com/
Association of food journalists

www.businessjournalism.org/
Help for business journalists

www.muckraker.org/
Center for Investigative Reporting

www.the-dma.org/index.php
Direct Marketing Association

www.sej.org/
Society of Environmental Journalists

www.niemanwatchdog.org/
Resource site for reporters

www.knightdigitalmediacenter.org/
Knight Digital Media Center

http://www.nnpa.org/
National Newspaper Publishers Association