Isolated by Mountains
Connected by Fiber
Unmatched internet, cellular and landline phone service from Central Idaho’s local provider, CusterTel.
100% Local
Since 1955
Challis
Salmon
& Central Idaho
What our customers are saying...
"Great customer service! Service tech was knowledgeable and isolated the wifi connection issue in a short amount of time."
"Great service by great people."
"Their customer service is the best I've ever experienced."
Cooperative visits
Yesterday I got to hang out with some of the best people I know at two of our fellow Telecom Cooperatives in Idaho. Our friends
August 13, 2025
Patronage for All
During Custer Telephone Cooperative’s Annual Membership meeting held in Challis on March 26th the Members approved an important Amendment to our Bylaws. The newly updated Bylaws
March 28, 2025
Universal Service
Today, March 12, 2025, has been declared Universal Service Fund Day of Action by the National Telephone Cooperative Association. As we navigate the various challenges
March 12, 2025
