WordPress

Feel free to edit this and add any ones you come across!

Business

• Yahoo - http://yodel.yahoo.com/ and about 20 others
• Bnet - http://bnet.com/
• Novell - http://www.novell.com/coolblogs/
• Apple - http://edcommunity.apple.com/adc/tools/ and http://education.apple.com/students/blog/ , http://www.macosforge.org/
• Om Malik - http://gigaom.com/
• Download.com - http://blogs.download.com/
• ZDNet - http://blogs.zdnet.com/
• Snap.com - http://snap.com/wordpress/
• Ice.com - http://blog.ice.com/
• Open Source Applications Foundation - http://wp.osafoundation.org/
• McAfee - http://www.avertlabs.com/research/blog/ - http://siblog.mcafee.com/
• Intel (Spain) - http://www.corelifeblog.com/
• Ben & Jerry's (France) - http://www.benjerry.fr/blog/
• Sunsilk - http://gethairapy.com/blog/
• Playstation US - http://blog.us.playstation.com/
• Stuarts King's Blog - http://www.computerweekly.com/blogs/stuart_king/
• Nike - http://inside.nike6.com/
• Xerox - http://blogs.xerox.com/
• Delta Airlines - http://blog.delta.com/
• Southwest Airlines - http://www.blogsouthwest.com/

Universities

• MIT - http://news-libraries.mit.edu/blog/
• USF - http://blog.usf.edu/ (blog hosting for thousands of students)
• Stanford - http://chrc.stanford.edu/
• UFL - http://news.ufl.edu/
• Galicia Project - http://www.galicia-frc.org
• USC Interactive Media Division - http://interactive.usc.edu/
• OSU Admissions - http://oregonstate.edu/admissions/blog

Media

• All Things D - http://allthingsd.com/ (Kara Swisher and Walt Mossberg)
• New York Times - http://walkthrough.nytimes.com/ (and 23 others at least)
• Wall Street Journal - http://blogs.wsj.com/law/ (and many others)
• About.com - http://babyparenting.about.com/ (they're switching hundreds of blogs from MT to WP)
• Albany Times Union - http://timesunion.com/opinion/blogs/
• Radio Open Source (NPR) - http://www.radioopensource.org/
• StarTribune Preps Insider (http://www.startribune.com/blogs/preps/)
• IdahoFallz.com - http://www.idahofallz.com/
• Denver Post - http://denverpostbloghouse.com/
• Reuters - http://blogs.reuters.com/
• Arena Magazine - http://www.arenamagazine.co.uk/
• St. Louis Post-Dispatch - http://www.stltoday.com/blogs/
• LeMonde users' blogs - http://www.lemonde.fr/web/blogs/0,39-0,48-0,0.html (first french online media)

Popular

• Colbert Report - http://colbertnation.com/ (looks fake but look at copyright)
• Rosie O'Donnell - http://rosie.com/
• VH1 - http://www.bestweekever.tv/
• Kevin Smith - http://silentbobspeaks.com/
• Pearl Jam - http://pearljam.com/
• MTV Buzz Worthy - http://buzzworthy.mtv.com/
• MTV Battle of the Videos - http://mtvbattleofthevideos.com/
• San Diego Zoo - http://sandiegozoo.org/wordpress/
• Olyoo - Olympic Peninsula - http://olyoo.com/
• Andy Roddick (Tennis) - http://www.andyroddick.com/
• Bob Rici - http://community.bobricci.com/
• Roger Staubach - http://roger.staubach.com/
• Thomas Dolby - http://blog.thomasdolby.com/
• Cassie - http://cassie.ns4life.com/
• Cardinal Seán (Boston) http://www.cardinalseansblog.org/
• Kineda - http://www.kineda.com
• Davezilla - http://davezilla.com/
• Alejandro Escovedo - http://www.alejandroescovedo.com
• Perez Hilton - http://perezhilton.com/
• The Human Giant - http://humangiantblog.mtv.com/
• Stephen Fry - http://stephenfry.com/blog/
• Late Night Live - http://www.latenightlivetimor.net/
• I Can Has Cheez Burger - http://icanhascheezburger.com/

Magazines

• People - http://offtherack.people.com/
• XXL Magazine - http://xxlmag.com/
• Complex - http://www.complex.com/blogs/
• Adotas - http://www.adotas.com/

Geek

• The Apple Blog - http://theappleblog.com/
• Mozilla - http://blog.mozilla.com/ (WP Mu), http://developer.mozilla.org/devnews/ and many others
• SitePoint - http://sitepoint.com/ (all blogs)
• Open Source Applications Foundation - http://wp.osafoundation.org/
• Mark Shuttleworth (Ubuntu fame) - http://www.markshuttleworth.com/
• Mitch Kapor (Lotus fame) - http://blog.kapor.com/
• Google Sightseeing - http://googlesightseeing.com/
• TechCrunch - http://www.techcrunch.com/ (and all other *crunch sites)
• Netstumbler - http://netstumbler.com/
• LaughingSquid - http://laughingsquid.com/
• GNOME - http://blogs.gnome.org/ (WP Mu)
• OpenID - http://openid.net/
• Meraki - http://meraki.com/blog/
• Surfin' Safari - http://webkit.org/blog/

Culture

• Obey Giant - http://obeygiant.com/

Government and Politics

• NASA Ames Research Center (http://center.arc.nasa.gov/)
• Library of Congress (http://www.loc.gov/blog/)
• Nancy Pelosi, Speaker of the House (http://speaker.gov/blog/)
• Joe Biden (http://blog.joebiden.com/)
• The State of Israel (http://www.isrealli.org/)
• Foreign Policy Association (http://foreignpolicyblogs.com/)

Remarkable Design

• Colour Lovers - http://www.colourlovers.com/blog/
• 2advanced - http://www.plat4m.com/

Blogging Networks

• 9Rules (http://9rules.com/)
• Niner Niner (http://ninerniner.com/)
• Weblog Empire (http://www.weblogempire.com/)
• Digital Photography Blogs (http://dpblogs.com/)
• Wurk (http://wurk.net/)
• b5 Media (http://b5media.com/)
• Level9 Media (http://www.level9media.com)
• NuFlux Media (http://www.nufluxmedia.com/)

WP MU Usage

• LeMonde newspaper (http://www.lemonde.fr/blogs/)
• Harvard (http://blogs.law.harvard.edu/home/)
• All Things D (http://allthingsd.com/)
• Freie Universitaet Berlin (http://blogs.fu-berlin.de/)
• Edublogs (http://edublogs.org/)
• Animation Blogspot (http://animationblogspot.com/)
• TUIfly.com Airline (http://www.tuifly.com/blog/)

Products and Famous Startups

• Sony Playstation (http://blog.us.playstation.com/)
• Flickr (http://blog.flickr.com/)
• Digg (http://blog.digg.com/)
• 30 Boxes (http://30boxes.com/blog/)
• cPanel (http://blog.cpanel.net/)
• SildeShare (http://blog.slideshare.net/)
• Blip.tv (http://blog.blip.tv/blog/)
• Box.net (http://blog.box.net/)
• Dogster (http://blog.dogster.com/)
• Etsy (http://blog.etsy.com/)
• Mahalo (http://blog.mahalo.com/)
• Meebo (http://blog.meebo.com/)
• PBWiki (http://blog.pbwiki.com/)
• DomainTools (whois.sc) (http://blog.domaintools.com/)
• Renkoo (http://renkoo.wordpress.com/)
• Smugmug (http://blogs.smugmug.com/)
• Sphere (http://sphere.wordpress.com/)
• Viddler (http://blog.viddler.com/)
• Wesabe (http://blog.wesabe.com/)
• Cerulean Studios (Trillian) (http://blog.ceruleanstudios.com/)
• The Robot Co-op (http://blog.robotcoop.com/)
• Farecast (http://farecastblog.com/)
• Magnetk / SFTP Drive (http://blog.magnetk.com/)

Large Hosting Companies

• Layered Tech (http://layeredtech.wordpress.com/)
• The Planet / EV1Servers (http://theplanetdotcom.wordpress.com/)
• ServerBeach (http://serverbeach.wordpress.com/)
• PEER 1 (http://dedicatedhosting.com/blog/)
• Rackspace (http://blog.racklabs.com/)
• Dreamhost (http://blog.dreamhost.com/)
• Lunar Pages (http://blog.lunarpages.com/)
• Media Temple (http://weblog.mediatemple.net/weblog/)

To Watch

• ChickSpeak - http://chickspeak.com/
• Constitution Live! - http://www.constitutionlive.com/