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Historical telecommunications company · PROFILE & COVERAGE

WorldCom

Also known as WorldCom, Inc., MCI, Inc., Long Distance Discount Services

What it does

WorldCom was a telecommunications company that expanded through acquisitions and filed for Chapter 11 in July 2002 after accounting fraud was disclosed. It emerged in April 2004 as MCI, Inc.

This entry covers WorldCom and the reorganized MCI, Inc., not the separate MCI Communications business WorldCom acquired in 1998. The linked SEC records are historical primary documents, not a current company-operated website.

SEC-filed WorldCom investigative report ↗

Coverage Tags (2)

These tags reflect the subjects covered in this organization’s linked news and research. The number above is its total number of coverage tags.

Ownership & partners

No separately reviewed relationship records are available here yet. This does not imply the organization is independent or has no partners.

Latest news

No news stories are currently linked to this profile.

Deep dives

Regulatory caseResearch updated Oct 6, 2026

WorldCom: how ordinary network expenses became fictitious earnings →

WorldCom grew through telecom acquisitions, then concealed deteriorating economics by turning operating expenses into assets. The full history connects the executives’ accounting decisions, Cynthia Cooper’s audit, bankruptcy, criminal cases and the different meanings of investor recovery.

Policy & official records

Curated library records that name WorldCom or connect through its linked research. The official source provides full scope and status.

No policy-library records are currently linked to this profile.

Sources & last checked

A separate last-checked date for this profile has not been recorded. Relationship evidence and Utah banking records show their own source-check dates where available; news and research dates refer to those articles.