okcupid.com
eharmony.com
match.com
christianmingle.com
wow so many sites..
List of 10 sites according to its rank...
1. Match
2. PlentyOfFish
3. Zoosk
4. okcupid.com
5. eharmony.com
6. ChristianMingle
7. DateHookup
8. OurTime
9. BlackPeopleMeet
10. SeniorPeopleMeet
