Rakuten, Japan, and DISH Networks in the US are the only two large-scale deployments of Open RAN network.
All other CSPs noted here have very limited deployment or are still in a trial such as: AT&T, Inland Cellular, OptimEra Inc, GoGo Inflight, Millicom, Internet Para Todos (IPT), Telefonica (Vivo), Telefonica (Movistar), British Telecom (UK), Telefonica O2 (UK) ,Vodafone, (UK) Vodafone (Ireland), Orange (France), Deutsche Telekom (Germany), Telefonica (Germany), Telecom Italia (Italy), Vodafone (Italy), Vodafone (Spain), Vodafone Ziggo (Netherlands), Romania (Romania), Turk Telecom, MTS, Turkey, STC, Saudi Arabia Etisalat, UAE Zain, Kuwait, Telecom Egypt, Vodacom, DRC MTN, Uganda and more.