| Domain name | Date | Price | Broker |
| o.co | July 2010 | $ 350,000.00 USD | Private sale |
| mobile.co | July 2014 | $ 238,000.00 USD | Private sale |
| 8.co | February 2015 | $ 115,000.00 USD | HeritageAuctions |
| onlinecasino.co | October 2011 | $ 100,000.00 USD | Private sale |
| feed.co | June 2018 | $ 85,000.00 USD | Sedo |
| kitchen.co | February 2021 | € 70,000.00 EUR | Sedo |
| cruises.co | September 2012 | $ 82,500.00 USD | Private sale |
| bitnation.co | August 2022 | $ 81,000.00 USD | GoDaddy auction |
| e.co | August 2010 | $ 81,000.00 USD | Sedo |
| business.co | May 2011 | $ 80,000.00 USD | Sedo |
| kitchen.co | January 2022 | € 70,000.00 EUR | Sedo |
| mesothelioma.co | September 2010 | $ 76,000.00 USD | .CO Registry |
| fun.co | June 2015 | $ 70,000.00 USD | DomainMarket |
| mega.co | January 2013 | $ 60,000.00 USD | RocketName |
| autoglass.co | October 2010 | $ 53,000.00 USD | .CO Registry |
| denver.co | October 2010 | $ 50,001.00 USD | .CO Registry |
| indiahub.co | October 2018 | $ 50,001.00 USD | GoDaddy auction |
| ed.co | August 2013 | $ 50,000.00 USD | GoDaddy |
| fx.co | January 2013 | $ 50,000.00 USD | Sedo |
| lu.co | June 2022 | $ 50,000.00 USD | GoDaddy auction |
| news.co | December 2011 | $ 50,000.00 USD | Sedo |
| dolphin.co | February 2012 | $ 48,000.00 USD | .CO Registry |
| pay.co | February 2013 | $ 46,087.00 USD | Sedo |
| dao.co | December 2021 | $ 45,000.00 USD | Sedo |
| dao.co | December 2022 | $ 45,000.00 USD | Sedo |
|
| finance.co | June 2011 | $ 45,000.00 USD | Sedo |
| waw.co | November 2015 | $ 45,000.00 USD | GoDaddy auction |
| duiattorney.co | October 2010 | $ 44,500.00 USD | .CO Registry |
| duilawyer.co | October 2010 | $ 43,000.00 USD | .CO Registry |
| ll.co | May 2016 | $ 42,000.00 USD | GoDaddy auction |
| forex.co | January 2013 | $ 40,000.00 USD | Sedo |
| internet.co | May 2011 | $ 40,000.00 USD | Sedo |
| xe.co | March 2013 | $ 37,500.00 USD | GoDaddy |
| buy.co | July 2021 | $ 35,000.00 USD | Sedo |
| buy.co | July 2022 | $ 35,000.00 USD | Sedo |
| mill.co | October 2021 | $ 35,000.00 USD | Sedo |
| mill.co | October 2022 | $ 35,000.00 USD | Sedo |
| odds.co | October 2020 | £ 25,000.00 GBP | Sedo |
| odds.co | November 2019 | £ 25,000.00 GBP | Sedo |
| men.co | August 2011 | $ 32,000.00 USD | Sedo |
| ru.co | May 2016 | $ 31,500.00 USD | GoDaddy auction |
| taobao.co | October 2010 | $ 31,500.00 USD | .CO Registry |
| dating.co | May 2013 | $ 30,000.00 USD | Sedo |
| music.co | February 2011 | $ 30,000.00 USD | Sedo auction |
| porn.co | January 2021 | $ 30,000.00 USD | GoDaddy auction |
| sugar.co | August 2012 | $ 30,000.00 USD | Sedo |
| coach.co | November 2020 | € 25,000.00 EUR | Sedo |
| coach.co | November 2021 | € 25,000.00 EUR | Sedo |
| civic.co | September 2015 | $ 27,000.00 USD | Uniregistry |
| software.com.co | March 2012 | € 20,000.00 EUR | Sedo |
|
| home.co | October 2013 | $ 26,000.00 USD | Sedo |
| property.co | August 2010 | $ 25,600.00 USD | Sedo |
| gay.co | October 2011 | $ 25,000.00 USD | HuntingMoon |
| lead.co | November 2012 | $ 25,000.00 USD | .CO Registry |
| light.co | April 2014 | $ 25,000.00 USD | AfterNIC |
| scalable.co | September 2019 | $ 25,000.00 USD | Sedo |
| wine.co | September 2015 | $ 25,000.00 USD | |
| women.co | July 2011 | $ 25,000.00 USD | Sedo |
| home.co | November 2012 | $ 24,999.00 USD | Sedo auction |
| ban.co | October 2010 | $ 24,500.00 USD | .CO Registry |
| jewelry.co | May 2012 | $ 24,000.00 USD | Sedo auction |
| porn.co | November 2020 | € 20,000.00 EUR | Sedo |
| taobao.co | October 2021 | $ 23,007.00 USD | GoDaddy auction |
| offices.co | September 2021 | € 19,000.00 EUR | Sedo |
| aspen.co | October 2010 | $ 22,500.00 USD | .CO Registry |
| pokerstar.co | September 2010 | $ 22,500.00 USD | .CO Registry |
| offices.co | September 2020 | € 19,000.00 EUR | Sedo |
| porn.co | November 2019 | € 20,000.00 EUR | Sedo |
| onlinepoker.co | March 2012 | $ 22,000.00 USD | Sedo |
| shop.co | February 2011 | $ 22,000.00 USD | Sedo auction |
| freecreditscore.co | October 2010 | $ 21,500.00 USD | .CO Registry |
| pie.co | November 2014 | $ 21,500.00 USD | |
| game.co | December 2022 | € 20,080.00 EUR | Sedo |
| mozart.co | December 2013 | $ 21,000.00 USD | Sedo |
| share.co | July 2018 | € 18,000.00 EUR | Sedo |
|
| shirts.co | October 2010 | $ 20,500.00 USD | .CO Registry |
| design.co | September 2015 | $ 20,340.00 USD | Sedo |
| writeapp.co | June 2022 | $ 20,249.00 USD | GoDaddy auction |
| inf.co | November 2021 | € 17,500.00 EUR | Sedo |
| app.co | April 2018 | $ 20,000.00 USD | Sedo |
| commodity.co | October 2011 | $ 20,000.00 USD | Sedo |
| goods.co | September 2019 | $ 20,000.00 USD | Sedo |
| love.co | February 2011 | $ 20,000.00 USD | Sedo auction |
| seo.co | July 2015 | $ 20,000.00 USD | HeritageAuctions |
| speedtest.co | April 2016 | $ 20,000.00 USD | Uniregistry |
| ticket.co | April 2015 | $ 20,000.00 USD | Sedo |
| buck.co | July 2019 | $ 19,888.00 USD | Sedo |
| bark.co | April 2013 | $ 19,532.00 USD | Sedo |
| shout.co | March 2014 | $ 19,000.00 USD | GoDaddy |
| treat.co | August 2014 | $ 19,000.00 USD | Sedo |
| vegas.co | September 2018 | $ 18,500.00 USD | Sedo |
| vehicles.co | October 2010 | $ 18,500.00 USD | .CO Registry |
| links.co | August 2015 | $ 18,196.00 USD | |
| beauty.co | December 2010 | $ 18,090.00 USD | Sedo |
| battery.co | September 2013 | $ 18,000.00 USD | Sedo |
| sandwich.co | February 2014 | $ 18,000.00 USD | Sedo |
| casinos.co | July 2014 | $ 17,550.00 USD | |
| db.co | June 2022 | $ 17,500.00 USD | Sedo |
| harbor.co | December 2022 | $ 17,500.00 USD | Sedo |
| inf.co | October 2022 | € 17,500.00 EUR | Sedo |
|
Total price amount in this set of 100 domain name sales is 4,047,732.24 USD; average price is 40,477.32 USD.