Duo County Telephone
2007-01-04
2020-04-06
About Duo County Telephone
Duo County Telephone Cooperative Corporation is a rural independent telephone cooperative providing landline telephone and fiber-optic broadband internet services primarily to residential and business customers in southern Kentucky counties including Russell, Adair, Casey, Clinton, and Cumberland. It operates as an incumbent local exchange carrier (ILEC) in underserved rural areas. The cooperative has served the region for over 70 years with a focus on local infrastructure where larger carriers do not invest.
- Founded: 1954
- Headquarters: Jamestown, KY
- Services: rural ILEC, fiber broadband, landline telephone
Sources: About DUO Broadband & Contacts · Duo County Telephone Cooperative Corporation - BBB · DUO Broadband: Welcome · Duo-Broadband - Explore Cumberland County Alliance
Headquarters: Jamestown, KY
From Duo County Telephone Cooperative Inc (OCN 0401), the largest member of the Duo County Telephone group.


Block portfolio at a glance
By age
- Recent (0). Last 18 mo
- Medium (0)
- Old (4)
- Undated (11)
Footprint by state
Stronger blue = more blocks issued in that state. ● marks states with activity in the last 18 months.
- Kentucky KY · 15
Top area codes
Bars show total blocks; red overlay is recent.
Block assignments by year
Member OCNs
2 OCNs roll up under Duo County Telephone.
| OCN | Company name on file | HQ | Type | Total | Recent |
|---|---|---|---|---|---|
| 0401 | Duo County Telephone Cooperative Inc | Jamestown, KY | Incumbent Local Exchange Carrier | 11 | · |
| 330E | Cumberland Cellular LLC | Jamestown, KY | Competitive Local Exchange Carrier | 4 | · |
