# 21ST CENTURY TELECOM GROUP INC

21ST CENTURY TELECOM GROUP INC is a company headquartered in Chicago, IL, United States.

## Company overview

- **Legal name:** 21ST CENTURY TELECOM GROUP INC
- **Classification:** Company
- **Industry (SIC):** 4899 — Communications Services, NEC
- **Headquarters:** Chicago, IL, United States
- **Incorporated in:** IL
- **Fiscal year end:** March 31
- **SEC CIK:** 0001056751

## About

21ST CENTURY TELECOM GROUP INC is identified in the retained SEC EDGAR snapshot dated 2026-10-14. Its SEC Central Index Key is 0001056751, and its reported industry is Communications Services, NEC. The retained history contains 12 filings, including 10-K filed on 2000-03-16. 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 10-K — filed 2000-03-16 — period 1999-12-31 — 10-K
- Form 8-K — filed 2000-02-04 — period 2000-02-04 — FORM 8-K
- Form 8-K — filed 1999-12-14 — period 1999-12-12 — 8-K
- Form 10-Q — filed 1999-11-15 — period 1999-09-30 — FORM 10-Q
- Form 10-Q — filed 1999-08-13 — period 1999-06-30 — FORM 10-Q
- Form 10-Q — filed 1999-05-12 — period 1999-03-31 — FIRST QUARTER 1999 10-Q
- Form 10-K — filed 1999-03-31 — period 1998-12-31 — TRANSITION REPORT ON FORM 10-K
- Form 8-K — filed 1998-12-22 — period 1998-12-21 — CHANGE IN FISCAL YEAR
- Form 10-Q — filed 1998-11-13 — period 1998-09-30 — SECOND QUARTER FISCAL QUARTER 1998
- Form 10-Q — filed 1998-08-14 — period 1998-06-30 — FORM 10-Q
- Form 8-K — filed 1998-08-13 — period 1998-08-11 — FORM 8-K
- Form 10-K — filed 1998-06-29 — period 1998-03-31 — 10-K

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Updated: 2026-10-23T22:09:23Z

Canonical page: https://altss.com/profile/21st-century-telecom-group-inc

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