Free Press Release Services
1888PressRelease.com - Offers free distribution, plus paid services.ClickPress.com - Distribution includes Google News.
EcommWire.com - Focuses on ecommerce.
Express-Press-Release.com - Free distribution company.
Free-Press-Release.com - Easy press release distribution for free, more features for paid.
Free-Press-Release-Center.info - Distributes your release and offers a web page with link to your site.
I-Newswire.com - Allows for free distribution to sites and search engines.
NewswireToday.com - All the usual free distribution tools.
PR.com - They will distribute your press releases and you can set up a company profile.
PR9.net - Ad supported press distribution site.
PR-Inside.com - European-based free press release distribution site.
PRBuzz.com - Free distribution to search engines, news sites, and blogs.
PRCompass.com - Free or paid version and others can vote on your press release similar to Digg style.
PRUrgent.com - Distributes your release.
PressAbout.com - Free press release service formatted as a blog.
PressMethod.com - Free press release distribution.
PressReleaseSpider - Free press release distribution and press release search engine.
PRLeap.com - Free distribution to search engines, news and RSS feeds.
PRLog.org - Free distribution to Google News.
TheOpenPress.com - Gives free distribution for plain formatted releases.