2005 – North Carolina ISP Madison River Communications blocked VoIP service Vonage.
https://www.cnet.com/news/telco-agrees-to-stop-blocking-voip-calls/
https://www.ecommercetimes.com/story/41101.html
2005 – Comcast blocked or severely delayed traffic using the BitTorrent file-sharing protocol. (The company even had the guts to deny this for months until evidence was presented by the Associated Press.)
https://www.eff.org/deeplinks/2008/08/fcc-rules-against-comcast-bit-torrent-blocking
https://www.wired.com/2007/11/comcast-sued-ov/
2007 – AT&T censored Pearl Jam because lead singer criticized President Bush.
http://www.nbcnews.com/id/20201788/ns/technology_and_science-internet/t/att-censors-pearl-jam-then-says-oops/#.Wh4LOUpl93c
https://arstechnica.com/tech-policy/2007/08/pearl-jam-censored-by-att-calls-for-a-neutral-net/
2007 to 2009 – AT&T forced Apple to block Skype because it didn’t like the competition. At the time, the carrier had exclusive rights to sell the iPhone and even then the net neutrality advocates were pushing the government to protect online consumers, over 5 years before these rules were actually passed.
https://www.wired.com/2009/10/iphone-att-skype/
https://www.pcworld.com/article/170661/apple_att_fight_voip_on_iphone.html
2009 – Google Voice app faced similar issues from ISPs, including AT&T on iPhone.
https://www.cnet.com/news/apple-blocks-google-voice-app-for-iphone/
https://www.techdirt.com/articles/20090925/1607516327.shtml
2010 – Windstream Communications, a DSL provider, started hijacking search results made using Google toolbar. It consistently redirected users to Windstream’s own search engine and results.
http://www.dslreports.com/shownews/Windstream-Quickly-Fixes-Google-Toolbar-Hijack-107768
https://arstechnica.com/tech-policy/2010/04/windstream-in-windstorm-over-dns-redirects/
2011 – MetroPCS, one of the top-five wireless carriers at the time, announced plans to block streaming services over its 4G network from everyone except YouTube.
https://www.wired.com/2011/01/metropcs-net-neutrality/
http://markcrispinmiller.com/2011/01/metropcs-is-blocking-netflix-skype-and-other-sites-unless-you-pay-extra/
2011 to 2013 – AT&T, T-Mobile and Verizon blocked Google Wallet in favor of Isis, a mobile payment system in which all three had shares. Verizon even asked Google to not include its payment app in its Nexus devices.
https://searchengineland.com/verizon-blocks-google-wallet-att-likely-to-do-the-same-103759
http://money.cnn.com/2011/12/06/technology/verizon_blocks_google_wallet/index.htm
2012 – AT&T blocked FaceTime; again because the company didn’t like the competition.
https://www.freepress.net/press-release/99480/att-blocking-iphones-facetime-app-would-harm-consumers-and-break-net-neutrality
https://www.theverge.com/2012/9/18/3351626/att-facetime-block-fcc-complaint-net-neutrality
2012 – Verizon started blocking people from using tethering apps on their phones that enabled consumers to avoid the company’s $20 tethering fee.
https://www.pcworld.com/article/260184/verizon_to_allow_third_party_tethering_apps_on_android_phones.html
https://lifehacker.com/5933152/the-right-to-tether-what-the-verizonfcc-settlement-means-to-you
2014 – AT&T announced a new “sponsored data” scheme, offering content creators a way to buy their way around the data caps that AT&T imposes on its subscribers.
https://www.theverge.com/2014/7/10/5889031/new-app-uses-at-ts-sponsored-data-to-sidestep-monthly-limits-on-apps
https://www.extremetech.com/computing/174280-att-sponsored-data-program-magically-disgustingly-turns-your-data-cap-into-a-profit-center
2014 – Netflix started paying Verizon and Comcast to “improve streaming service for consumers.”
http://articles.latimes.com/2014/feb/23/business/la-fi-ct-netflix-comcast-20140224
https://www.wsj.com/articles/netflix-agrees-to-pay-comcast-to-improve-its-streaming-1393175346
2014 – T-Mobile was accused of using data caps to manipulate online competition.
https://www.theverge.com/2017/9/19/16334690/t-mobile-unlimited-data-cap-increase-32gb-50gb-deprioritization
https://9to5mac.com/2017/09/19/t-mobile-unlimited-data-cap-increased/