24-7PressRelease.com – Free release distribution with ad-support

1888PressRelease.com – Free distribution. However paid services gives you better reach in terms of reaching your target audience and permanent archiving.

ClickPress.com – Distributes to authoritative sites like Google News and Topix.net.

EcommWire.com – Specialises in e-commerce sector.

Express-Press-Release.com – Free distribution.

Free-Press-Release.com – Says what it does on the tin – press release distribution for free.

Free-Press-Release-Center.info – Distributes your release, offers a web page with one keyword link to your website. An upgrade will give you three links, permanent archiving etc.

I-Newswire.com – Free distribution to sites and search engines. A premium membership will give you the option of adding in graphics.

NewswireToday.com – Free distribution tools. The premium service embellishes your message with  the inclusion of logo and product picture.

PR.com – Likewise along with free distribution of your press releases, you can accompany it with 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 distribution.

PRUrgent.com – Free distribution.

Press-Base.com – Submit your release for free and get on their front page and the category of your choice.

PressAbout.com – Free press release service, styled as a blog.

PressMethod.com – Free press release distribution.

PRLeap.com – Free distribution to search engines, newswires, and RSS feeds. As with many of these sites, a premium fee will guarantee superior placement.

PRLog.org – Free distribution to Google News and other other search engines.

TheOpenPress.com – Basic free distribution for plain formatted releases. A fee is incurred for HTML-coded releases.