Social bookmarking

1. sitelist24.com
SOCIAL BOOKMARKING
By TanbinHasan
Facebook/aboutme
LinkedIn
Twitter
vk
google+
search engine submission
https://www.google.com/webmasters/tools/submit-url?pli=1
https://www.bing.com/webmaster/home/mysites
https://search.yahoo.com/info/submit.html

2. sitelist24.com
http://webmaster.yandex.com/addurl.xml
http://zhanzhang.baidu.com/sitesubmit/index
Article Submission
http://www.ehow.com/
http://www.sites.google.com/
https://storify.com/
http://www.github.com/
http://www.merchantcircle.com/
http://www.livejournal.com/
Doc sharing site
https://issuu.com/
https://www.slideshare.net/
https://www.dropbox.com/
https://www.box.com/en-gb/home
https://www.free-ebooks.net/
Press realease submission site
http://www.npr.org/
http://www.prnewswire.com/
http://mashable.com/
http://home.highwire.org/
http://www.aiim.org/
http://www.newslink.org/
classified ad posting site
https://www.craigslist.org
http://www.quikr.com/
https://www.gumtree.com/
http://www.clickindia.com/

3. sitelist24.com
http://www.olx.com/