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ISSUER//CIK 0000064079

MCI COMMUNICATIONS CORP

Exchange

Entity type

operating

Fiscal year end

Dec 31

Headquarters

DE

Research Summary

AI-assisted · Grounded in filings

Updated Nov 24, 2025

MCI COMMUNICATIONS CORP

MCI COMMUNICATIONS CORP is a legacy telecommunications company whose core services historically focused on long-haul voice, data, and managed networking solutions for enterprise and carrier customers navigating the high-volume, high-reliability demands of the telecommunications industry (SIC 4812). Though its current industry positioning and latest filing status remain unspecified, the firm still serves large corporations, complex service providers, and government entities seeking resilient connectivity, while tightly managing risks tied to regulatory scrutiny, spectrum allocation, and capital-intensive infrastructure upgrades; any material shifts in those areas could affect service delivery or compliance posture. MCI’s product mix is designed to blend wholesale backbone capacity with managed voice and data transport, giving clients a single partner for mission-critical communications. As the firm continues to operate within an environment rife with evolving FCC rules and cybersecurity mandates, stakeholders will want to track developments closely, and they can view live SEC filings on Earnings Feed.