Here’s a giant list of updated social bookmarking sites that you can post your links on to get backlinks and improve your SERP. They’re listed in order by pagerank as of June ’09.

http://facebook.com 9
http://slashdot.org 9
http://technorati.com 9
http://del.icio.us 8
http://digg.com 8
http://mixx.com 8
http://propeller.com 8
http://reddit.com 8
http://stumbleupon.com 8
http://blinklist.com 7
http://folkd.com 7
http://foxiewire.com 7
http://google.com/bookmarks 7
http://mister-wong.com 7
http://newsvine.com 7
http://sphere.com 7
http://squidoo.com 7
http://wikio.com 7
http://bibsonomy.org 6
http://blogcatalog.com 6
http://diigo.com 6
http://dzone.com 6
http://faves.com 6
http://findnews.org 6
http://jumptags.com 6
http://kwoff.com 6
http://ma.gnolia.com 6
http://onlywire.com 6
http://pusha.se 6
http://scoopit.co.nz 6
http://simpy.com 6
http://sphinn.com 6
http://tipd.com 6
http://co.mments.com 5
http://designfloat.com 5
http://fcc.com 5
http://gabbr.com 5
http://givealink.org 5
http://haohaoreport.com 5
http://indianpad.com 5
http://joomocracy.com 5
http://kirtsy.com 5
http://linkagogo.com 5
http://linkarena.com 5
http://linkswarm.com 5
http://mobiseer.com 5
http://myhq.com 5
http://myjeeves.ask.com 5
http://mylinkvault.com 5
http://netvouz.com 5
http://plime.com 5
http://quadriot.com 5
http://searchles.com 5
http://shoutwire.com 5
http://spotback.com 5
http://spurl.net 5
http://startaid.com 5
http://swik.net 5
http://tagza.com 5
http://url.org 5
http://web2list.com 5
http://weblinkr.com 5
http://a1-webmarks.com 4
http://babblestorm.co.uk 4
http://blogmemes.net 4
http://blurpalicious.com 4
http://bmaccess.net 4
http://bookmarks.oneindia.in 4
http://dnhour.com 4
http://dropjack.com 4
http://fark.com 4
http://favoor.com 4
http://foundit.open.ac.uk 4
http://getboo.com 4
http://humsurfer.com 4
http://indiareporting.com 4
http://jeqq.com 4
http://justpoint.org 4
http://listerlister.com 4
http://mysitevote.com 4
http://online-bookmarks.com 4
http://oyax.com 4
http://pageactive.org 4
http://pagestacker.com 4
http://philoi.com 4
http://sitejot.com 4
http://socialdanger.com 4
http://solinkable.com 4
http://therealpassport.com 4
http://topinews.com 4
http://totalpad.com 4
http://uvouch.com 4
http://wagg.it 4
http://aboogy.com 3
http://affiliated-business.com 3
http://ausculture.com 3
http://blogbookmark.com 3
http://bookmark-site.com 3
http://bookmark4you.com 3
http://bringr.com 3
http://craftjuice.com 3
http://dekut.com 3
http://earthfrisk.com 3
http://easymash.com 3
http://fuzzfizz.com 3
http://geordies.net 3
http://googletop.net 3
http://idiomato.com 3
http://indiamarks.com 3
http://informednetworker.com 3
http://joseluispretto.com 3
http://kikono.org 3
http://koolontheweb.com 3
http://malaysiastory.com 3
http://mycartel.co.uk 3
http://newsgarbage.com 3
http://newsmeback.com 3
http://newzly.com 3
http://oks.ph 3
http://oopza.com 3
http://panamanewsblog.com 3
http://pfbuzz.com 3
http://pinoymug.com 3
http://plugim.com 3
http://postonfire.com 3
http://pr4links.com 3
http://q8igg.com 3
http://rambhai.com 3
http://rankalo.net 3
http://restnews.com 3
http://rumorshare.com 3
http://socialmedia1.com 3
http://socialogs.com 3
http://subbitt.com 3
http://syncone.net 3
http://tagne.ws 3
http://toxiclemon.co.uk 3
http://v0v.com 3
http://webmaster911.com 3
http://wirefan.com 3
http://wobblog.com 3
http://womcat.org 3
http://actionnooz.com 2
http://addthisto.com 2
http://bestofindya.com 2
http://blogcharts.net 2
http://bookmarkindo.com 2
http://bookmarksync.com 2
http://bookmarkus.eu 2
http://bukmark.net 2
http://business-planet.net 2
http://cadillactight.net 2
http://choowawa.com 2
http://citijournalist.com 2
http://cmymark.com 2
http://digg.design.fr 2
http://diggdirect.com 2
http://dizzed.com 2
http://efixx.com 2
http://elmera.com 2
http://fashionablylatent.com 2
http://forexindexy.com 2
http://fr8mvr.com 2
http://freearticlelive.com 2
http://gaddiposh.com 2
http://getigadget.com 2
http://gps.spotshoppingguide.com 2
http://growthbubble.com 2
http://gruks.com 2
http://gyach.com 2
http://gyanin.com 2
http://indiantags.com 2
http://indimine.com 2
http://indopligg.gofreeserve.com 2
http://ipopu.com 2
http://it-ideas.com 2
http://justtech.org 2
http://letsdobookmark.com 2
http://linkets.com 2
http://linksmarker.com 2
http://linksprocket.com 2
http://mashfactor.com 2
http://maxtags.com 2
http://newscola.com 2
http://newsqb.com 2
http://newsroom.ie 2
http://onlinesocialbookmarkin.com 2
http://paie.cn 2
http://persianhaps.com 2
http://pillfish.net 2
http://pinoybee.com 2
http://pligg.scrum-on.com 2
http://politicsnews.ca 2
http://starton.us 2
http://stirrdup.com 2
http://strictly.ca 2
http://subbmitt.com 2
http://subjoin.su.funpic.de 2
http://surfurls.com 2
http://tabletpccounter.com 2
http://tabmarks.com 2
http://th3scoop.com 2
http://tungaw.com 2
http://uan.me 2
http://urlpix.com 2
http://veryhotlinks.com 2
http://webgare.com 2
http://wedelia.com 2
http://xmaui.com 2
http://yeawo.com 2
http://yomash.com 2
http://yoorl.com 2
http://7878748.com 1
http://actualtopics.com 1
http://article-publishers.com 1
http://astoreseo.com 1
http://bharatinfo.com 1
http://bittorrental.com 1
http://blessedit.com 1
http://blizzardzz.com 1
http://blogadeal.com 1
http://bolsayfinanzas.com 1
http://bookmarkall.com 1
http://bookmarkglobe.com 1
http://bookmarkplace.com 1
http://brightsapphire.com 1
http://buzzingtopics.com 1
http://celebhungama.com 1
http://clixwlix.com 1
http://confer.com.au 1
http://digimoe.com 1
http://digufun.com 1
http://dua4me.com 1
http://elementalscape2.com 1
http://fantasysportsexperts.com 1
http://freebiesup.com 1
http://gadgetsieve.com 1
http://gobigg.com 1
http://gogurl.com 1
http://homebusinessvoices.com 1
http://hotbuzz.in 1
http://indianpick.com 1
http://indiarooster.com 1
http://iorkut.net 1
http://jackool.com 1
http://keplaza.com 1
http://kulapo.com 1
http://laflink.com 1
http://latestramblings.com 1
http://listofadvertisers.com 1
http://listyoururl.com 1
http://malaysiastory.net 1
http://myfavlinks.com 1
http://mypinkcheese.com 1
http://newsfinda.com 1
http://newskicks.com 1
http://nunag.com 1
http://oldrec.com 1
http://plibb.com 1
http://pluggos.com 1
http://qiel.com 1
http://rockvibes.net 1
http://scuttleplus.com 1
http://sharelinks.eu 1
http://sitesmash.com 1
http://socialbookmarksite.com 1
http://sokmotortoppen.net 1
http://spotonce.com 1
http://startator.com 1
http://suchtrend.info 1
http://taggar.be 1
http://tagitect.com 1
http://takemetop.com 1
http://taxonomies.info 1
http://techinreview.com 1
http://thezer0.com 1
http://topstumbles.com 1
http://upp.me 1
http://venture-buzz.com 1
http://vindianz.com 1
http://vote.my 1
http://votedlinks.com 1
http://votocilina.com 1
http://webpics.info 1
http://whatnwhen.in 1
http://wirepost.com 1
http://yeahmaybenot.com 1
http://youkome.com 1
http://zeezag.com 1
http://zippe.net 1
http://addictionaire.com 0
http://altnewsonline.com 0
http://b2blocal.net 0
http://biggitup.com 0
http://blogreporter.biz 0
http://blurp.co.za 0
http://bookfox.org 0
http://bookmarkus.net 0
http://bujjo.com 0
http://buknoy.com 0
http://clickfor.net 0
http://cloudytags.com 0
http://coinopia.com 0
http://coolsearchinfo.com 0
http://desigrade.com 0
http://dewfun.com 0
http://diggislam.com 0
http://dofollow.us 0
http://earnersclub.net 0
http://flyerfi.com 0
http://goldenbookmarks.com 0
http://harrrd.com 0
http://highvibeit.com 0
http://i89.us 0
http://ilovethislife.net 0
http://indiasphere.net 0
http://kablogs.com 0
http://kabulis.com 0
http://kabuls.com 0
http://ladykillr.com 0
http://letslogin.com 0
http://lifeinnews.com 0
http://maple.nu 0
http://mecozz.com 0
http://moogme.com 0
http://news.bramptonregister.com 0
http://opfiles.com 0
http://pligg.bloggrove.com 0
http://potongstim.com 0
http://saysaid.com 0

Knock yourself out… and remember, just because the link is ‘nofollow’, doesn’t mean that it won’t lend a bit of authority to your site.