Data Breach Notifications

Entity Information

  • Type of Organization: Other Commercial
  • Entity Name: Duo County Telephone Cooperative Corporation, Inc. and Cumberland Cellular, LLC (doing business under the shared branding ‘Duo Broadband’)
  • Street Address: 2150 North Main Street
  • City: Jamestown
  • State, or Country if outside the US: KY
  • Zip Code: 42629

Submitted By

  • Name: Gabrielle Hartstein
  • Title: Attorney
  • Firm name (if different than entity): Dinsmore & Shohl LLP
  • Telephone Number: (330) 572-1956
  • Email Address: gabrielle.hartstein@dinsmore.com
  • Relationship to entity whose information was compromised: Legal Counsel

Breach Information

  • Total number of persons affected (including residents): 42518
  • Total number of Maine residents affected: 5
  • If the number of Maine residents exceeds 1,000, have the consumer reporting agencies been notified:
  • Date(s) Breach Occured: February 13, 2025
  • Date Breach Discovered: March 17, 2025
  • Description of the Breach:
    • External system breach (hacking)
  • Information Acquired - Name or other personal identifier in combination with:

Notification and Protection Services

  • Type of Notification: Written
  • Date(s) of consumer notification: May 15, 2025
  • Copy of notice to affected Maine residents: ELN-24085_Communications_Data_Group_W5_Ad_CM_SSN_only_Duo_r2prf.pdf
  • Date of any previous (within 12 months) breach notifications:
  • Were identity theft protection services offered: Yes
  • If yes, please provide the duration, the provider of the service and a brief description of the service: 12 months, Kroll, Identity monitoring