Telecommunications companies established in 2000

Avaya LLC(), formerly Avaya Inc., is an American multinational technology company headquartered in Morristown, New Jersey, that provides cloud communications and workstream collaboration services. The company's platform includes unified communications and contact center services. In 2019, the company provided services to 220,000 customer locations in 190 countries.

Mexican multinational telecommunications company

US wireless telecommunications company

Bharat Sanchar Nigam Limited (commonly known as BSNL) is an Indian central public sector undertaking, under the ownership of Department of Telecommunications. It was established on 1st October 2000 by the Government of India. It provides mobile voice and internet services through its nationwide telecommunications network across India. It is the largest government-owned-wireless telecommunications service provider in India.

Indian multinational electronics company

former wireless service subsidiary of AT&T

PCCW Limited (formerly known as Pacific Century CyberWorks Limited) is a Hong Kong–based information and communication technology (ICT) and telecommunications company.

Japanese subsidiary of South Korean internet search giant Naver

Jamba (formerly Jamba!) is a German company that created and marketed ringtones for mobile phones. It operated under the name Jamster in Australia, New Zealand, China, Armenia, Georgia, Saudi Arabia, Iran, Oman, France, Kuwait, Turkey, Switzerland, Kazakhstan, Austria, Brazil, Israel, the United Arab Emirates, the United Kingdom, the United States, Puerto Rico, Canada, Sweden, Iraq, Poland, Malaysia, Indonesia and Russia. They are very well known for their many ringtone characters including Crazy Frog, Gummibär, Holly Dolly, René la Taupe, Schnuffel Bunny, and Psycho Teddy.

Japanese telecommunication company/brand

Internet provider and mobile network

Telecommunication company in Kurdistan region, Iraq

Finnish telecommunications company

telecommunication company in Taiwan

Africell Group is a mobile technology company providing voice, messaging, data, mobile money and other integrated telecoms services to almost 20 million subscribers across Africa. It is the only mainstream US-owned mobile network operator in Africa.

Brazilian communication satellite company