Mailing Address
227 W MONROE ST
STE 3000
CHICAGO IL 60606
Business Address
227 W MONROE STREET
SUITE 3000
CHICAGO IL 60606
312-634-9200
Mailing Address
1015 31ST STREET NW
WASHINGTON DC 20007
Business Address
1015 31ST STREET
WASHINGTON DC 20007
2022954200
COGENT COMMUNICATIONS HOLDINGS, INC. (Subject)
CIK: 0001158324 (see all company filings)
IRS No.: 522337274 | State of Incorp.: DE | Fiscal Year End: 1231
Type: SC 13G/A | Act: 34 | File No.: 005-78106 | Film No.: 15596864
SIC: 7372 Services-Prepackaged Software