# MCI COMMUNICATIONS CORP

MCI COMMUNICATIONS CORP is a company headquartered in Ashburn, VA, United States.

## Company overview

- **Legal name:** MCI COMMUNICATIONS CORP
- **Classification:** Company
- **Industry (SIC):** 4813 — Telephone Communications (No Radiotelephone)
- **Headquarters:** Ashburn, VA, United States
- **Incorporated in:** DE
- **Fiscal year end:** December 31
- **SEC CIK:** 0000064079

## About

MCI COMMUNICATIONS CORP is identified in the retained SEC EDGAR snapshot dated 2026-10-14. Its SEC Central Index Key is 0000064079, and its reported industry is Telephone Communications (No Radiotelephone). The retained history contains 12 filings, including 8-K filed on 1998-09-29. Each filing retains its accession, filing date and original SEC document link. This historical evidence does not establish current registration, listing, ownership or financial condition.

## Recent SEC filings

- Form 8-K — filed 1998-09-29 — period 1998-09-14 — FORM 8-K
- Form 10-Q — filed 1998-08-14 — period 1998-06-30
- Form 8-K — filed 1998-05-29 — period 1998-05-28 — CURRENT REPORT ON FORM 8-K
- Form SC 13G — filed 1998-05-18 — SCHEDULE 13G
- Form 10-Q — filed 1998-05-15 — period 1998-03-31
- Form 8-K — filed 1998-04-27 — period 1998-04-22 — CURRENT REPORT ON FORM 8-K
- Form 10-K — filed 1998-04-15 — period 1997-12-31 — ANNUAL REPORT ON FORM 10-K - 12/31/97
- Form SC 13G — filed 1998-02-11
- Form 8-K — filed 1998-02-02 — period 1998-01-29 — CURRENT REPORT ON FORM 8-K
- Form 10-Q — filed 1997-11-14 — period 1997-09-30
- Form 8-K — filed 1997-11-12 — period 1997-11-09 — CURRENT REPORT ON FORM 8-K
- Form SC 13D — filed 1997-10-16 — SCHEDULE 13 D

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Updated: 2026-10-23T22:43:49Z

Canonical page: https://altss.com/profile/mci-communications-corp

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