# WILLIAMS COMMUNICATIONS GROUP INC

WILLIAMS COMMUNICATIONS GROUP INC is a company headquartered in Broomfield, CO, United States.

## Company overview

- **Legal name:** WILLIAMS COMMUNICATIONS GROUP INC
- **Classification:** Company
- **Industry (SIC):** 4813 — Telephone Communications (No Radiotelephone)
- **Headquarters:** Broomfield, CO, United States
- **Incorporated in:** DE
- **Fiscal year end:** December 31
- **SEC CIK:** 0001044583

## About

WILLIAMS COMMUNICATIONS GROUP INC is identified in the retained SEC EDGAR snapshot dated 2026-10-14. Its SEC Central Index Key is 0001044583, and its reported industry is Telephone Communications (No Radiotelephone). The retained history contains 12 filings, including SC 13G filed on 2011-03-11. 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 SC 13G — filed 2011-03-11
- Form 8-K — filed 2002-10-11 — period 2002-09-30 — FORM 8-K
- Form 8-K — filed 2002-08-23 — period 2002-08-13 — FORM 8-K
- Form 8-K — filed 2002-08-16 — period 2002-08-13 — FORM 8-K
- Form 10-Q — filed 2002-08-13 — period 2002-06-30 — FORM 10-Q FOR QUARTER ENDED JUNE 30, 2002
- Form 8-K — filed 2002-07-31 — period 2002-07-26 — FORM 8-K
- Form 10-Q — filed 2002-05-15 — period 2002-03-31 — FORM 10-Q FOR QUARTER ENDED MARCH 31, 2002
- Form 8-K — filed 2002-05-02 — period 2002-04-22 — FORM 8-K
- Form 8-K — filed 2002-04-04 — period 2002-04-01 — FORM 8-K
- Form 10-K — filed 2002-04-01 — period 2001-12-31 — FORM 10-K FOR FISCAL YEAR END DECEMBER 31, 2001
- Form 8-K — filed 2002-03-01 — period 2002-02-25 — FORM 8-K
- Form 8-K — filed 2002-02-07 — period 2002-02-04 — FORM 8-K

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Updated: 2026-10-23T22:51:19Z

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