In Cobalt there is 1 residential Fiber provider covering 84.28% of the city. The average home can get speeds up to 1,000 Mbps. Note that we may have a financial relationship with some of the providers below. This does not influence rankings, and helps us provide high-quality detailed information for free.
This page contains all Fiber internet providers in Cobalt, ID.
To see availability maps for all providers including fiber, cable, DSL, and more in Cobalt, ID please click below.
Fiber Internet Service Provider in Cobalt
Data updated 11/14/2025, based on FCC data from 12/31/2024. This is the most current data available as of .
To avoid wasting your time, providers with less than 1% coverage in Cobalt are not shown.
Cobalt Satellite TV & Internet Providers
DISH Satellite TV
DIRECTV Satellite TV
Not sure whether to choose Dish or DIRECTV? For most people most of the time we recommend DISH. But click here to learn more.
Viasat Satellite Internet
Where in Cobalt is fiber internet available?
Fiber Internet Availability Key
Fiber is available in 84.28% of Cobalt. Areas in green have fiber internet service, where areas in yellow or red may not. The most widely available provider is Custer. Call one of the companies with service in Cobalt above to see who has service at your home.
How fast is fiber internet in Cobalt?
The map below shows maximum fiber internet speeds by area in Cobalt.
Fiber Internet Speed Key
The average Cobalt home can get up to 1,000 Mbps on their fiber internet plan. The fastest fiber download speed in the city is 1,000 Mbps, which 84.28% of residents can get.
Is fiber the fastest internet I can get in Cobalt?
The fastest internet for you may vary based on where in Cobalt you live. In general, fixed wireless competes most often with fiber in the city.
- Fiber is the fastest internet type for 84.28% of Cobalt homes.
- Cable is fastest for less than 1% of the city.
- DSL is fastest for less than 1%.
- Fixed wireless is fastest for 11.64%.
- Satellite internet may be the only option for 4.09% of Cobalt homes.
Fiber Providers in Depth
Below you'll find which TV and internet providers offer service in Cobalt, along with details on where in Cobalt and at what speeds.
Custer Telephone Cooperative Fiber in Cobalt, ID
Custer fiber coverage
About 84.28%, or 268 people, have Custer fiber internet available to them in the city. The company covers the north, southwest, south, central, and west Cobalt area. Custer is a small internet service provider internet service providers in the US, with internet service available in much of Cobalt.
Custer Telephone Cooperative fiber download speeds
Custer is the fastest when comparing download speeds to all other internet providers in Cobalt. Versus other fiber providers in the area, Custer fiber is the fastest. There are no different maximum speeds throughout Cobalt. The fastest plan anyone in Cobalt can order from Custer goes up to 1,000 Mbps, and all Cobalt customers can get this speed.
Show all download speeds
- 100.0% up to 1,000.0 Mbps
Custer Telephone Cooperative fiber upload speeds
In Cobalt download speeds tend to be equal to than upload speeds for Custer fiber. Compared to other ISPs, Custer is the fastest where upload speeds are concerned, and the fastest compared to other Cobalt fiber providers. Custer offers no different upload speeds across the city. The fastest upload speed available to anyone from this ISP in Cobalt is up to 1,000 Mbps, which is available to everyone covered.
Show all upload speeds
- 100.0% up to 1,000.0 Mbps
Cobalt Fiber by Area
This information is most helpful to those looking for homes or considering moving to Cobalt or any of the areas nearby.
How does fiber internet in Cobalt compare to the rest of Idaho?
Fiber internet speeds in Cobalt are much faster versus the average speeds in Idaho: 0.00 Mbps in Idaho versus 1,000 Mbps in the city. The state has similar fiber availability compared to the city. Average fiber coverage in Idaho is 0.00% versus 84.28% in Cobalt.
What zip codes have fiber internet?
Fiber internet coverage varies by zip code and neighborhood. Some examples in or around Cobalt are shown below. You can enter any zip code here to see TV and internet providers by zip code.
What does fiber internet look like in other cities?
Below are cities nearby and with similar populations. This comparison can be useful if living somewhere with fast internet is important to you.
Nearby Cities
- Tendoy, ID: less fiber coverage, similar speeds
- Salmon, ID: less fiber coverage, similar speeds
- Carmen, ID: less fiber coverage, similar speeds
- Lemhi, ID: less fiber coverage, similar speeds
- North Fork, ID: less fiber coverage, similar speeds
- Ellis, ID: less fiber coverage, slower speeds
- May, ID: more fiber coverage, similar speeds
- Jackson, MT: more fiber coverage, similar speeds
- Challis, ID: more fiber coverage, slower speeds
- Grant, MT: more fiber coverage, similar speeds
Cities with Similar Populations
- English, KY: less fiber coverage, similar speeds
- Ericson, NE: more fiber coverage, similar speeds
- Evanston, TN: more fiber coverage, similar speeds
- Fallriver, TN: more fiber coverage, faster speeds
- Festus, FL: less fiber coverage, faster speeds
- Fiatt, IL: less fiber coverage, similar speeds
- Fifty Lakes, MN: more fiber coverage, faster speeds
- Fincastle, IN: less fiber coverage, similar speeds
- Glendale, UT: more fiber coverage, similar speeds
- Jarrott, FL: less fiber coverage, faster speeds