Iridium Communications Inc. provides mobile voice and data communications services and products to businesses, the United States and international governments, non-governmental organizations, and consumers worldwide.

Lumen Technologies, Inc., a facilities-based technology and communications company, provides various integrated products and services under the Lumen, Quantum Fiber, and CenturyLink brands to business and residential customers in the United States and internationally.

Sify Technologies Limited provides integrated ICT solutions and services in India and internationally. It operates through Network Centric Services, Data Center Services, and Digital Services segments.

InterDigital, Inc., together with its subsidiaries, designs and develops technologies that enable and enhance wireless communications in the United States, China, South Korea, Japan, Taiwan, and Europe.

Cogent Communications Holdings, Inc., through its subsidiaries, provides high-speed Internet access, private network, and data center colocation space services in North America, Europe, Asia, South America, Australia, and Africa.

Cable One, Inc., together with its subsidiaries, provides data, video, and voice services in the United States. The company offers residential data services, a service to enhance Wi-Fi signal throughout the home.

T-Mobile US, Inc., together with its subsidiaries, provides mobile communications services in the United States, Puerto Rico, and the United States Virgin Islands.

Verizon Communications Inc., through its subsidiaries, offers communications, technology, information, and entertainment products and services to consumers, businesses, and governmental entities worldwide.

AT&T Inc. provides telecommunications, media, and technology services worldwide. Its Communications segment offers wireless voice and data communications services; and sells handsets, wireless data cards, wireless computing devices, and carrying cases and hands-free devices through its own company-owned stores, agents, and third-party retail stores.

Comcast Corporation operates as a media and technology company worldwide. It operates through Cable Communications, Media, Studios, Theme Parks, and Sky segments.

Vodafone Group Public Limited Company engages in telecommunication services in Europe and internationally. The company offers mobile services that enable customers to call, text, and access data; fixed line services, including broadband, television (TV) offerings, and voice; and convergence services under the GigaKombi and Vodafone One names to customers.