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Lumen Technologies, Inc. is an American telecommunications company headquartered in Monroe, Louisiana, that offers communications, network services, security, cloud solutions, voice, and managed services. The company is a member of the Fortune 500 and the S&P 500 index until 2023. Its communications services include local and long-distance voice, broadband, Multi-Protocol Label Switching, private line, Ethernet, hosting, data integration, video, network, public access, Voice over Internet Protocol, information technology, and other ancillary services. Lumen also serves global enterprise customers across North America, Latin America, EMEA, and Asia Pacific.

Source: Wikipedia