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Custer Telephone Cellular Signal Boosters

Scroll down to access Custer Telephone Cooperative, Inc. (CTCI or Custertel) signal boosters for 5G, LTE, 4G and 3G telephones. Custer Telephone signal booster kits improve Custer cellular coverage in homes, offices and vehicles where dropped cell phone calls and slow cell Internet may cause inconvenience. If you're experiencing cellular reception issues in your home, office, car, boat or truck - try our quality Custer signal boosters for all cellular phones to fix signal coverage problem everywhere.

Custertel history goes back to 1953 when a committee came together with the aim of creating a telephone cooperative owned by members. The aim was also to come up with a dial-up phone system. Finally Custer Telephone Cooperative, Inc. was incorporated in 1955 within the State of Idaho with services first provided for members in Lemhi and Custer Counties. The Cooperative continued expanding between 1955 and 1982 where business office was built, including buildings for the central office, equipment for dial switching and external plant complexes.

Around early 1980s, Custertel discerned the world was turning more towards digital systems. All its central offices were upgraded with the top digital equipment of the day. The Cooperative also converted to fiber optic cable from microwave radio. By 1990s Custertel was expanding its services to internet services for members. It also became Intra and Inter State internet provider over long distances. Cable was introduced by 2006 with the creation of Custer Telephone Broadband subsidiary offering high speed internet and video services in Idaho’s Salmon. As of today, Custer Telephone continues to provide diverse top-notch cost effective products and services to diverse clientele from high speed internet over long distance, video, wireless to web design.

Custertel 3G and 4G LTE allows members to surf the internet, receive and send heavy content, download movies and music, watch online videos in the highest speeds over ten times than typical 3G networks. Custertel cellular and data services are top quality but due to distance from cellular towers, building materials, natural terrain etc. cell phone signal might be greatly affected. In case you’re having issues with Custertel cell signal in your truck, boat, car, office or home the following cell phone signal boosters will help you fix the problem immediately.

Bear in mind:

  • Each of the listed cellular signal boosters work with all Custer Telephone cellular phones and network.
  • Once enhanced, the Custertel cellular phone signal reduces dropped calls and low internet speeds.
  • Improves cell phone signal in homes, businesses and vehicles after Custer Telephone cellular phone amplifier set up.

Do see why FCC believes cell phone signal boosters are a game changer for U.S. wireless infrastructure.

Scroll down to browse & buy home/ office/ building or vehicle signal boosters for Custer Telephone cellular phones, or call for FREE consultation:


If you need installation service by professional signal booster installers, submit quote request for installation service to get started.

Free trial - 60 days money-back guarantee! As long as there is some minimal cell signal outside the home/building or vehicle, you will definitely experience remarkable cell signal amplification inside.