Oi competitors and similar companies

1. 

   Telefónica

   telefonica.com

   Telefónica, empresa multinacional de telecomunicaciones, con sede central en la ciudad de Madrid. Descubre aquí toda la información sobre nosotros.

   Spain · 122,062 employees on LinkedIn

   • Both in Telecommunications
2. 

   Hkt

   hkt.com

   HKT is Hong Kong's premier telecommunications service provider.

   Hong Kong · 46 employees on LinkedIn

   • Same size: 10,001-50,000 employees
3. 

   Turkcell

   turkcell.com.tr

   Türkiye’nin lider iletişim ve teknoloji şirketi Turkcell’in sunduğu tüm avantaj, kampanya, cihaz, servis ve hizmetleri turkcell.com.tr'de inceleyebilirsiniz.

   Turkey · 16,156 employees on LinkedIn

   • Both in Telecommunications
   • Same size: 10,001-50,000 employees
4. 

   Grameenphone

   grameenphone.com

   Grameenphone Accelerator (GPA) is a cohort-based, mentor-led, curriculum-driven open innovation platform that enables and empowers tech startups with the resources they need to build, grow and exceed possibilities. It also provides equity free grants, expert mentors, top-notch curricula, in-house development resources, investor access and many more.The names Sheba.XYZ, CMED Health, Repto, Cramstack, Dhaka Cast, AlterYouth and BankcompareBD are few startups that have successfully graduated from the Accelerator program.

   Bangladesh · 7,186 employees on LinkedIn

   • Both in Telecommunications
5. 

   Claro

   claro.com.ar

   ¡Encontrá los mejores planes y servicios para tu celu y tu casa! Telefonía móvil e Internet con la mejor conexión. Conectate al 100% en un click

   Argentina · 7,270 employees on LinkedIn

   • Both in Telecommunications
6. 

   Ooredoo Group

   ooredoo.com

   Ooredoo is a leading international communications company delivering mobile, fixed, broadband internet, and corporate managed services tailored to the needs of consumers and businesses across markets in the Middle East, North Africa and Southeast Asia.

   Qatar · 1,937 employees on LinkedIn

   • Both in Telecommunications
   • Same size: 10,001-50,000 employees
7. 

   MTN Nigeria

   mtn.ng

   Nigeria's No.1 5G Network - Get your 5G Internet, airtime, data, prepaid plans, postpaid plans, broadband devices and more!

   Nigeria · 8,170 employees on LinkedIn

   • Both in Telecommunications
8. 

   Saudi Telecom Company

   stc.com.sa

   Discover stc KSA telecom services for home & personal use. stc Saudi Arabia internet packages offers high speed internet and reliable mobile plans. Visit stc KSA online now!

   Saudi Arabia · 19,350 employees on LinkedIn

   • Both in Telecommunications
   • Same size: 10,001-50,000 employees
9. 

   A1 Bulgaria

   a1.bg

   Provider of comprehensive telecommunications services intended to serve customers in Sofia, Bulgaria. The company offers mobile and fixed-line telephony, broadband internet, satellite TV and ICT solutions, thereby serving Austria, Bulgaria, Croatia, Belarus, Slovenia, North Macedonia and Serbia for better communication among clients.

   Bulgaria · 2,326 employees on LinkedIn

   • Both in Telecommunications
   • Both use Polyfill
10. 

    Kcell

    kcell.kz

    Kcell JSC is a Kazakhstan-based company. It is engaged in providing mobile telecommunications services to both individuals and organizations including voice, SMS, MMS and data transmission. It offers Internet access and value-added services, including mobile content. The company is involved in designing, constructing and operating a cellular telecommunications network in the Republic of Kazakhstan using GSM ( Global System for Mobile Communications) standard. It operates its business through Kcell which targets the mass market, corporate subscribers, public organizations as well as high-net-worth individuals. The company generates revenue from the sale of voice and other services, data service, handsets, and value-added services.

    Kazakhstan · 1,486 employees on LinkedIn

    • Both in Telecommunications

Questions about Oi

How many employees does Oi have?

Oi has 20,165 employees on LinkedIn, down 8% over the last 12 months.

Where is Oi headquartered?

Oi is headquartered in Rio de Janeiro, Brazil.

Who are Oi's competitors?

Companies similar to Oi include Telefónica, Hkt, Turkcell, Grameenphone and Claro.

What technologies does Oi use?

Oi's website uses jQuery CDN, JsObservable, HSTS, YouTube and Emotion and 31 more.

When was Oi founded?

Oi was founded in 1998.