Top 15 Most Popular Social Networking Sites

Here's the latest list of top 15 most popular social networking sites!
(Updated on September 2013)

1. Facebook
2. Twitter
3. LinkedIn
4. Pinterest
5. MySpace
6. Google+
7. DeviantArt
8. LiveJournal
9. Tagged
10. Orkut
11. CafeMom
12. Ning
13. Meetup
14. myLife
15. Ask.fm 

Reference http://www.ebizmba.com/articles/social-networking-websites