FOCAL COMMUNICATIONS CORP

Q: Mar 31 2003

FY: Dec 31 2002

Q: Sep 30 2002

Q: Jun 30 2002

Q: Mar 31 2002

FY: Dec 31 2001

Q: Sep 30 2001

Q: Jun 30 2001

Q: Mar 31 2001

FY: Dec 31 2000

Q: Sep 30 2000

Q: Jun 30 2000

Q: Mar 31 2000

FY: Dec 31 1999

Q: Sep 30 1999

Q: Jun 30 1999

Q: Mar 31 1999

Q: Mar 31 1999

FY: Dec 31 1998

FY: Dec 31 1998

3,7

4,7

Other events

5,7

5,7

5

9

5,7

5,7

Written communication about a business combination transaction (Rule 425)

Written communication about a business combination transaction (Rule 425)

Certification of termination of registration of a class of securities (Section 12(g))

Certification of termination of registration of a class of securities (Section 12(g))

Certification of termination of registration of a class of securities (Section 12(g))

No description available

Registration statement under Securities Act of 1933 (amendment)

Registration statement under Securities Act of 1933

Registration statement under Securities Act of 1933 to be offered to employees pursuant to certain plans

Registration statement under Securities Act of 1933 to be offered to employees pursuant to certain plans

Registration statement under Securities Act of 1933 to be offered to employees pursuant to certain plans

Prospectus Supplement for Primary Offering

Prospectus Supplement for Primary Offering

Registration statement under Securities Act of 1933 (amendment)

Withdrawal of a registration statement

Registration statement under Securities Act of 1933

Registration statement under Securities Act of 1933

Registration statement under Securities Act of 1933 to be offered to employees pursuant to certain plans

Registration statement under Securities Act of 1933 to be offered to employees pursuant to certain plans

Registration statement under Securities Act of 1933 to be offered to employees pursuant to certain plans

Definitive Proxy Statement

Additional Information for Proxy Statement/ Votes

No description available

No description available

Definitive Proxy Statement

Definitive Proxy Statement

No description available

Preliminary Proxy Statement

FMR CORP

MORGAN STANLEY

CITIGROUP INC

ROYCE & ASSOCIATES LLC

FMR CORP

PUTNAM INVESTMENTS LLC

CAPITAL RESEARCH & MANAGEMENT CO

MORGAN STANLEY DEAN WITTER & CO

CITIGROUP INC

FMR CORP

CITIGROUP INC

MORGAN STANLEY DEAN WITTER & CO

FRONTENAC VI LIMITED PARTNERSHIP

MADISON DEARBORN CAPITAL PARTNERS L P

BATTERY PARTNERS III LP

GREAT HILL EQUITY PARTNERS LTD PARTNERSHIP

GREAT HILL PARTNERS GP II LLC

GREAT HILL EQUITY PARTNERS II LP

GREAT HILL PARTNERS CP II LLC

GREAT HILL INVESTORS LLC

Annual reports of employee stock purchase savings and similar plans pursuant to Section 15(d)

Annual Report Scanned (Paper)

Annual reports of employee stock purchase savings and similar plans pursuant to Section 15(d)