I've added a few more to that list:

* https://news.ycombinator.com/news (Show HN)

* http://www.reddit.com/r/startups

* http://www.reddit.com/r/sideproject

* http://thenextweb.com/market/

* http://momb.socio-kybernetics.net/

* http://headlinr.com/

* https://www.favsync.com/common/publicTab/v274z25464-3312a1d2...

* http://www.crunchbase.com/

* https://www.angel.co/

* http://www.betali.st/

* http://www.romanianstartups.com/

* http://www.startupli.st/

* http://www.kickoffboost.com/

* http://www.geekopedia.me/startupsubmit/

* http://www.killerstartups.com/

* http://www.startupbird.com/

* http://www.ratemystartup.com/

* http://www.new-startups.com/

* http://www.nextbigwhat.com/

* http://www.leanstack.io/

* http://www.launchingnext.com/

* http://www.startupproject.org/

* http://www.erlibird.com/

* http://www.thestartuppitch.com/

* http://www.startuplift.com/

* http://www.feedmyapp.com/submit/

* http://www.siliconallee.com/contact

* http://www.f6s.com/

* http://www.paggu.com/

* http://www.aboutyourstartup.com/

* http://www.eu-startups.com/directory/

* http://www.go2web20.net/

* http://www.101bestwebsites.com/

* http://www.vator.tv/

* http://www.springwise.com/

* http://www.techpluto.com

* http://www.cee-startups.com/

* http://www.appuseful.com/

* http://www.startupwizz.com/

* http://www.startuptunes.com/

* http://www.venturebeatprofiles.com/

* http://www.techhunger.com/

* https://www.gust.com

* http://www.cee-startups.com/

* http://www.startupbook.co

* http://www.launch.it/contact_form/1/0/contact

* http://www.netted.net/contact-us/

* http://www.minisprout.com/about/

* http://www.makeuseof.com/contact-team/

* http://www.venturevillage.eu/about-us/contact/

* http://www.appvita.com/

* http://www.webdevtwopointzero.com/

* http://www.dzineblog.com/

* http://www.rev2.org/

* http://www.techattitude.com/contact

* http://www.eastist.com/

* http://www.siliconallee.com/

* http://www.en.startit.rs/

* http://www.en.startupbusiness.it/

* http://www.blogs.wsj.com/tech-europe/

* http://www.rudebaguette.com/

* http://www.venturevillage.eu/

* http://www.en.webrazzi.com/about/

* http://www.sociableblog.com/contact-us/

* http://www.producthunt.co/