Perfect search engine optimzation sites in high ranking.

Pinterest.com 9
Stumbleupon.com 8
citeulike.org 8
Connotea.org 8
Reddit.com 8
Delicious.com 8
Slashdot.org 8
diigo.com 8
newsvine.com 8
Newsle.com 8
Technorati.com 8
fark.com 7
bibsonomy.org 7
scoop.it 7
Digg.com 7
google.com/bookmarks 7
Jumptags.com 7
plurk.com 7
Mixx.com 7
multiply.com 7
Techdirt.com 7
linkarena.com 7
svejo.net 6
dzone.com 6
folkd.com 6
blinklist.com 6
icio.de 6
current.com 6
metafilter.com 6
squidoo.com 6
marketingland.com 6
ubermedia.com 6
ideaoverten.com 6
actweb-sport.com 6
dropjack.com 6
bignet.biz 6
designfloat.com 6
kwoff.com 6
social-bookmarking.net 6
faves.com 6
linkagogo.com 6
propeller.com 6
bizsugar.com 5
designbump.com 5
jeteye.com 5
pusha.se 5
netvouz.com 5
twicsy.com 5
blogmarks.net 5
br.wwwhatsnew.com 5
smallbusinessbrief.com 5
faves.com 5
hite.me 5
fwisp.com 5
online-gv.com 5
iesa.co 5
ak3.biz 5
fwisp.com 5
arizonavalueshuttle.com 5
whatisyourmoo.com 5
madeinusadirectory.org 5
tipd.com 5
searchles.com 5
a1-webmarks.com 5
url.org 5
news4vn.com 5
myusa.com 5
sinoloveo.com 5
maple.nu 5
spurl.com 5
bookmarks.oneindia.in 5
hotbmark.com 5
diddita.it 5
blogospherenews.com 5
Inbound.org 5
backflip.com 5
metamusica.com 5
tagza.com 5
spletarna.net 4
shoutwire.com 4
ilinking.org 4
myhq.com 4
plugim.com 4
blogmemes.net 4
a1-webmarks.com 4
lintas.me 4
qqpipi.com 4
ezyspot.com 4
wirefan.com 4
clipclip.com 4
plugim.com 4
givealink.org 4
coliva.de 4
youmob.com 4
37warrenava.com 4
careep.org 4
gpone.info 4
activaging.org 4
aixindashi.org 4
ikaaro.net 4
registertovotetoday.com 4
ptquiz.com 4
usefulenglish.net 4
texterio.com 4
bookmark4you.com 4
airpim.biz 4
cloudytags.com 3
rubydojo.com 3
ohter.com 3
spletarna.net 3
uyghur.co.uk 3
oyax.com 3
anndas.com 3
a2zbookmarks.com 3
Aboogy.com 3
LinkSnapr.com 3
Oopza.com 3
JobsDigg.com 3
Sitebar.org 3