telecom company

(redirected from List of telephone operating companies)
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telecom company

An organization that provides voice or data transmission services, such as AT&T, Verizon and Qwest. A company that specializes in making carrier-class hardware and software, such as Lucent and Nortel Networks, is often called a telecom company. Manufacturers of networking hardware and software are also sometimes called telecom companies, but are more likely to refer to themselves as data networking or networking companies.
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