Here are some 20 plus websites through which you can distribute your press release.
Some require registration, others focus on specific niches or topics. See below for links and short descriptions.
24-7PressRelease.com – Free release distribution with ad-support
1888PressRelease.com – Free distribution, paid services gives you better placement and permanent archiving.
ClickPress.com – Distributes to sites like Google News and Topix.net, Gold level will also get you to sites like LexisNexis.
EcommWire.com – Focuses on e-commerce and requires you include an image, 3 keywords and links.
Express-Press-Release.com – Free distribution company with offices in 12 states.
Free-Press-Release.com – Easy press release distribution for free, more features for paid accounts.
Free-Press-Release-Center.info – Distributes your release, offers a web page with one keyword link to your site. Pro upgrade will give you three links, permanent archiving and more.
I-Newswire.com – Allows for free distribution to sites and search engines, premium membership differs only slightly in adding in graphics.
NewswireToday.com – All the usual free distribution tools, premium service includes logo, product picture and more.
PR.com – Not only will they distribute your press releases, but you can also set up a full company profile.
PR9.net – Ad supported press distribution site.
PR-Inside.com – European-based free press release distribution site.
PRBuzz.com – Completely free distribution to search engines, news sites, and blogs.
PRCompass.com – Distribute your press release with a free or paid version, others can vote it up ala Digg style.
PRUrgent.com – Not only distributes your release, but attempts to teach you how to write one, and even offers downloadable samples for you to work with.
Press-Base.com – Submit your release for free and get on their front page and the category of your choice.
PressAbout.com – A free press release service formatted as a blog.
PressMethod.com – Free press release distribution no matter what, but extra services based on the size of your contribution.
PRLeap.com – Free distribution to search engines, newswires, and RSS feeds. Fee based bumps get you better placement.
PRLog.org – Free distribution to Google News and other other search engines.
TheOpenPress.com – Gives free distribution for plain formatted releases, fees for HTML-coded releases.