http://www.adside.com - self serve ppc contextual inline text ads
http://www.reseauselect.com - banner and offline targetted at quebec
http://web.blogads.com - banners/text ads on high traffic blog network
http://elephant-traffic.com - ppv type ads on parked url's - cheap
http://mediatraffic.com - ppv ads
http://casalemedia.com - self serve banners
http://www.widgetbucks.com - self serve text/widget ads
http://tribalfusion.com - media buy banner network
http://adclickmedia.com - self serve interstitials, banners, and contextual widgets
http://premiumaccess.com - premium banner ad networ
http://kontera.com - inline contextual text ads
http://www.adroll.com - self serve banners
http://pubmatic.com - ad network
http://bidvertiser.com - contextual and banner ads
http://cpmstar.com - banners display aimed at gaming sites only
http://adengage.com - banners/text, similar to adbrite, allow weekly buys
http://finditquick.com - text ads
http://technoratimedia.com - banners
http://chitika.com - search related contextual display ads
http://www.mediawhiz.com - banners/display, media buys
http://cpxinteractive.com - banners/display, media buys
http://clicksor.com - banners
http://advertising.com - display/benners, media buys
http://www.interclick.com - banners, high volume media buys
http://adtoll.com - banners/display/text ads, adbrite clone, cheap
http://valueclickmedia.com - banners, display/media buys
http://google.com/adwords - you already know about this...
http://advertising.aol.com - variety of solutions on AOL inventory
https://adcenter.microsoft.com - search and content text/contextual ads
https://marketingsolutions.yahoo.com - search/content contextual ads
http://miva.com - cheap search ads
http://www.specificmedia.com - banners/video display, media buys
http://www.canoeklix.com/accueil - text ads on the canoe.ca network
http://undertone.com - premium banners/display/media buys
http://7search.com - cheap search/direct domain ads
http://advertising.microsoft.com/ad-network - microsoft banner display/media buys
http://adbrite.com - display/contextual ads
http://www.adconion.com - video/banner ads, media buys
http://myads.com - self serve banners on myspace & a host of Fox network sites
http://facebook.com/ads - self serve ads on failbook
http://plentyoffish.com - coming soon self serve ads
http://www.collective.com - media buys, banners/display
http://buysellads.com - self serve banners on a range of design blogs
http://sponsoredtweets.com - sponsored twitter posts
http://ad.ly/ - more twitter ads
http://trafficvance.com - good ppv ad network
http://www.tattomedia.com/advertisers/ - banners/display/media buys
http://platform-a.com aol banner ad/media buy network
http://www.adready.com/ads/public - display ads/self serve banners on yahoo sites
http://adsonar.com - text ads on high traffic US site
http://adblade.com - self serve display ads, very good service
http://adsdaq.com - banners/media buying exchange
http://traffiq.com - self serve banners, media buy type thing
http://openx.org/market - banner exchange on open x ad network
http://adbuyer.com - media buying search/display exchange
http://searchfeed.com - search/contextual on parked pages. shit.
http://www.isocket.com/ - closed beta, but will be banner/display ads
http://www.rightmedia.com/ - self serve banner exchange
http://www.etology.com/ - banners/text ads, cheap
http://pulse360.com - ads on good high traffic inventory
http://www.bidplacesb.com/ - self serve banners, owned by AOL
http://advertising.ezanga.com - cheaper search and contextual
http://www.leadback.com - retargeted ads at search traffic
http://appvert.com - farcebook apps ads, display
http://trianads.com - failbook app ads, display
http://www.burstmedia.com - banners/display/media buys
http://offerpalmedia.com - socialmedia app ads
http://userplane.com - social media advertising for media buyers
http://adchap.com - ads on various social sites, hi5, facebook, bebo et
http://cubics.com - social media ads
http://adknowledge.com - cheap ads, slow approvals
http://rockyouads.com - social media display ads
http://statusplug.com - ads on facebook fan pages
http://zohark.com - facebook app ads
http://xtendmedia.com - banner/display media buys
http://advertisers.federatedmedia.net - cpm banners on good inventory of sites
http://www.adperium.com/directads - display banners, self serve, similar to adbrite
http://z5x.net - display banners, media buys, large inventory
http://www.dsnrmg.com - display, media buys, unknown quantity/quality
Update: 08-25-2011 | Additions to original traffic source list inc. European ad platforms:
http://traffictaxi.net - self serve banners/display/popunders - global
http://www.adconion.com - display/media buys, good for Europe
http://www.hi-media.com - display/media buys, mainly European traffic
http://www.adpepper.com - European banner display + Affiliate network
http://www.ad2onegroup.com - media buys on premium UK, Irish & Aus. sites + Ebay UK
http://www.pamojamedia.com - Adify powered, banners for African traffic
http://www.shenetwork.se - Adify powered, target Swedish women
http://www.smowtion.com - display banners, most South American inventory
http://www.trafficsynergy.co.za/adrands - banners, South African traffic
http://www.utarget.co.uk/v6 - UK display/rich media/video, owned by Fox
http://www.unanimis.co.uk - display/video media buys, UK traffic
http://www.mirago.com/media - UK/French/German contextual/search ads
http://www.harrenmedianetwork.com - Media buys, South American/Hispanic traffic
http://www.filiado.com - Media buys for Brazilian inventory
http://www.exoclick.com - Text/display on various inventory. Similar model to adbrite
http://www.directaclick.com - Owned by Fox, media buys, US Hispanic traffic
http://www.aim4media.com - Display media buys, European traffic
http://www.adverline.com - Media buys, good quality French/Euro inventory
http://www.accelerator-media.com - UK banners/media buys
http://www.specificmedia.co.uk - Media buys/display on UK/Euro premium inventory
http://www.globalinteractive.com - Smaller scale banner/pop media buys
http://www.adtegrity.com - Media buys/display, high volume
http://revtwt.com - advertising on twitter
http://zedo.com - display/media buys
http://adjuggler.com - display/media buys
http://www.trafficmarketplace.com - display/email ads, media buys
http://www.neoedge.com - static/video in game adverts
http://www.realtechnetwork.com - Variety of formats, self serve platform
http://www.rubiconproject.com - media buys, nice interface/inventory
http://www.tremormedia.com - media buys, good range of new formats
http://www.yume.com - in-video ads, media buys
http://www.vibrantmedia.com - inline contextual/rich ads, media buys
http://www.intergi.com - banners and static/video in-game adverts
http://www.glammedia.com - media buys, display, very good inventory for female demo
http://www.megaclick.com - banners on 2 high traffic file share sites
http://www.interclick.com - media buys, display, high volume
http://www.bannerconnect.net - media buys/banners, good european reach
http://www.snap.com/advertisers - text/inline type ads
http://www.brightroll.com - media buys, banners/video
http://www.directcpv.com - cpv, self serve popups
http://adonnetwork.com - banners, contextual, search - self serve
http://admob.com - mobile ads, now owned by google
http://leadimpact.com - formerly zango - pops/CPV ads
http://www.mobclix.com - mobile ad exchange
http://marketplace.sitepoint.com/categories/buy-advertising-space - small direct banner buys
http://inlinks.com - inline contextual ads, like Kontera
http://adoori.com - ppv popups - self serve
http://admedia.com - self serve inline contextual text ads like kontera, also display ads
http://www.industrybrains.com - now called adHere - text ads on mainly tech related sites
http://www.mochimedia.com - self serve in-game ads, 300x250 only
http://www.trafficjunky.net - self serve display/banners, good volume inventory
http://looksmart.com - self serve search/contextual text ads
http://linkworth.com - self serve contextual/inline text ads and good SEO services
http://intermarkets.net - display/banners - media buys
http://izea.com - self serve sponsored tweets/blog posts
http://holanetworks.net - media buys targeting hispanic demo only in USA
http://www.adoptim.com - in-video, text and banner ads
http://www.ampkeywords.com - self serve text ads
http://www.criteo.com/ - Retargeting
http://advertise.com - self serve text, search and display ads
http://affinity.com - search, parked pages, text ads - good 2nd tier inventory
http://www.cbsinteractive.com/advertise - media buys on very high traffic CBS site inventory
http://aditall.com - produce and run video ad campaigns
http://fetchback.com - Retarget the ones who didn't sign up first time
http://engagebdr.com - media buys on high traffic inventory
http://www.reddit.com/ad_inq - self serve direct ads on reddit.com
http://about.digg.com/ads - sponsored ads on digg.com
http://www.juicyads.com - Display on adult inventory, flat rate buys per week/month
http://www.linkworth.com - Banners, inline, contextual, plenty of cheap inventory
http://adfunky.com/ - Display/rich media, some high traffic inventory
http://www.retargeter.com/ - Retarget the ones who didn't sign up first time
http://www.reduxmedia.com - Display, media buys, some good blog inventory
http://www.admanage.com - Contextual, inline & display, pops, parking, decent volume
http://www.mythings.com - Retarget the ones who didn't sign up first time
http://www.adxpansion.com/ - Display/banners on adult inventory
http://www.ero-advertising.com/ - Web & mobile display/banners on adult inventory
http://www.xa.net/ - Display/retargeting ad exchange
http://www.blacklabelads.com/ - Text & banners on adult inventory - adult version of adbrite
http://youyield.com/ - Interstitial full page ads
http://www.advertisespace.com - Direct display buys on small-ish inventory
http://www.adborsa.com/ - Display ads for largely Turkish demo
http://interstitials.net/ - As the name suggests, interstitial ad network
http://www.salemwebnetwork.com/ - Display ads on Christian website network
http://sitescout.com - Self serve display, RTB, huge volume & good inventory
http://www.ad4game.com/ ?Display ads specifically aimed at gamer demo
http://www.afterdownload.com/ ?Ads on download thanks/confirm pages |