In Idaho there are 5 residential Cable providers covering 78.91% of the state. The average home can get speeds up to 996 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 Cable internet providers in Idaho.
To see availability maps for all providers including fiber, cable, DSL, and more in Idaho please click below.
Cable Internet Service Providers in Idaho
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 Idaho are not shown.
Idaho 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 Idaho is cable internet available?
Cable Internet Availability Key
Cable is available in 78.91% of Idaho. Areas in green have cable internet service, where areas in yellow or red may not. The most widely available provider is Cable One. Call one of the companies with service in Idaho above to see who has service at your home.
How fast is cable internet in Idaho?
The map below shows maximum cable internet speeds by area in Idaho.
Cable Internet Speed Key
The average Idaho home can get up to 996 Mbps on their cable internet plan. The fastest cable download speed in the state is 2,000 Mbps, which 1.25% of residents can get. Some homes and apartments do not have access to these speeds. On the slower end, for example, less than 1% of homes can only purchase plans up to 30 Mbps. See the internet provider details below for info about their speed and coverage in Idaho.
Cable internet speeds tend to be faster in the central parts of Idaho, and slower in the north areas of the state.
Is cable the fastest internet I can get in Idaho?
The fastest internet for you may vary based on where in Idaho you live. In general, fiber competes most often with cable in the state.
- Fiber is the fastest internet type for 52.70% of Idaho homes.
- Cable is fastest for 25.53% of the state.
- DSL is fastest for less than 1%.
- Fixed wireless is fastest for 19.94%.
- Satellite internet may be the only option for 1.08% of Idaho homes.
Cable Providers in Depth
Below you'll find which TV and internet providers offer service in Idaho, along with details on where in Idaho and at what speeds.
Sparklight Cable in Idaho
Sparklight cable coverage
About 63.45%, or 1,166,958 people, have Sparklight cable internet available to them in the state. The company covers the west, central, east, southeast, south, northwest, north, and southwest Idaho area. Sparklight is one of the largest internet service providers internet service providers in the US, with internet service available in a majority of Idaho.
Sparklight cable download speeds
Sparklight is above average when comparing download speeds to all other internet providers in Idaho. Versus other cable providers in the area, Sparklight cable is above average. There are no different maximum speeds throughout Idaho. The fastest plan anyone in Idaho can order from Sparklight goes up to 1,000 Mbps, and all Idaho customers can get this speed.
Show all download speeds
- 100.0% up to 1,000.0 Mbps
Sparklight cable upload speeds
In Idaho download speeds tend to be faster than than upload speeds for Sparklight cable. Compared to other ISPs, Sparklight is below average where upload speeds are concerned, and below average compared to other Idaho cable providers. Sparklight offers no different upload speeds across the state. The fastest upload speed available to anyone from this ISP in Idaho is up to 50 Mbps, which is available to everyone covered.
Show all upload speeds
- 100.0% up to 50.0 Mbps
Spectrum Cable in Idaho
Spectrum cable coverage
About 9.39%, or 172,728 people, have Spectrum cable internet available to them in the state. The company covers the northwest Idaho area. Spectrum is one of the largest internet service providers internet service providers in the US, with internet service available in a very small piece of Idaho.
Spectrum cable download speeds
Spectrum is above average when comparing download speeds to all other internet providers in Idaho. Versus other cable providers in the area, Spectrum cable is above average. There are no different maximum speeds throughout Idaho. The fastest plan anyone in Idaho can order from Spectrum goes up to 1,000 Mbps, and all Idaho customers can get this speed.
Show all download speeds
- 100.0% up to 1,000.0 Mbps
Spectrum cable upload speeds
In Idaho download speeds tend to be faster than than upload speeds for Spectrum cable. Compared to other ISPs, Spectrum is below average where upload speeds are concerned, and below average compared to other Idaho cable providers. Spectrum offers no different upload speeds across the state. The fastest upload speed available to anyone from this ISP in Idaho is up to 35 Mbps, which is available to everyone covered.
Show all upload speeds
- 100.0% up to 35.0 Mbps
Optimum Cable in Idaho
Optimum cable coverage
About 1.47%, or 27,020 people, have Optimum cable internet available to them in the state. The company covers the north and northwest Idaho area. Optimum is one of the largest internet service providers internet service providers in the US, with internet service available in a very small piece of Idaho.
Optimum cable download speeds
Optimum is below average when comparing download speeds to all other internet providers in Idaho. Versus other cable providers in the area, Optimum cable is below average. There are 3 different maximum speeds throughout Idaho. The fastest plan anyone in Idaho can order from Optimum goes up to 940 Mbps, the slowest package only goes up to 30 Mbps, and the state-wide average maximum speed for Idaho customers is up to 232 Mbps.
Show all download speeds
- 0.7% up to 940.0 Mbps
- 41.7% up to 500.0 Mbps
- 57.6% up to 30.0 Mbps
Optimum cable upload speeds
In Idaho download speeds tend to be faster than than upload speeds for Optimum cable. Compared to other ISPs, Optimum is below average where upload speeds are concerned, and below average compared to other Idaho cable providers. Optimum offers 3 different upload speeds across the state, so your internet plan's upload speed may vary by neighborhood . The fastest upload speed available to anyone from this ISP in Idaho is up to 35 Mbps. Some customers have slower plan choices, which only go up to 3.0 Mbps. On average, Optimum customers can get speeds up to 10 Mbps.
Show all upload speeds
- 0.7% up to 35.0 Mbps
- 41.7% up to 20.0 Mbps
- 57.6% up to 3.0 Mbps
Cox Communications Cable in Idaho
Cox cable coverage
About 1.15%, or 21,115 people, have Cox cable internet available to them in the state. The company covers the central, south, and east Idaho area. Cox is one of the largest internet service providers internet service providers in the US, with internet service available in a very small piece of Idaho.
Cox Communications cable download speeds
Cox is above average when comparing download speeds to all other internet providers in Idaho. Versus other cable providers in the area, Cox cable is one of the fastest. There are no different maximum speeds throughout Idaho. The fastest plan anyone in Idaho can order from Cox goes up to 2,000 Mbps, and all Idaho customers can get this speed.
Show all download speeds
- 100.0% up to 2,000.0 Mbps
Cox Communications cable upload speeds
In Idaho download speeds tend to be faster than than upload speeds for Cox cable. Compared to other ISPs, Cox is below average where upload speeds are concerned, and below average compared to other Idaho cable providers. Cox offers 2 different upload speeds across the state, so your internet plan's upload speed may vary by neighborhood . The fastest upload speed available to anyone from this ISP in Idaho is up to 100 Mbps. Some customers have slower plan choices, which only go up to 35 Mbps. On average, Cox customers can get speeds up to 41 Mbps.
Show all upload speeds
- 9.9% up to 100.0 Mbps
- 90.1% up to 35.0 Mbps
Zito Media Cable in Idaho
Zito cable coverage
About 1.12%, or 20,649 people, have Zito cable internet available to them in the state. The company covers the south Idaho area. Zito is a large internet service provider internet service providers in the US, with internet service available in a very small piece of Idaho.
Zito Media cable download speeds
Zito is above average when comparing download speeds to all other internet providers in Idaho. Versus other cable providers in the area, Zito cable is above average. There are no different maximum speeds throughout Idaho. The fastest plan anyone in Idaho can order from Zito goes up to 1,000 Mbps, and all Idaho customers can get this speed.
Show all download speeds
- 100.0% up to 1,000.0 Mbps
Zito Media cable upload speeds
In Idaho download speeds tend to be faster than than upload speeds for Zito cable. Compared to other ISPs, Zito is below average where upload speeds are concerned, and below average compared to other Idaho cable providers. Zito offers no different upload speeds across the state. The fastest upload speed available to anyone from this ISP in Idaho is up to 25 Mbps, which is available to everyone covered.
Show all upload speeds
- 100.0% up to 25.0 Mbps
Idaho Cable by Area
This information is most helpful to those looking for homes or considering moving to Idaho or any of the areas nearby.
How does cable internet in Idaho compare to the rest of the United States?
Cable internet speeds in Idaho are much faster versus the average speeds in the United States: 0.00 Mbps in the United States versus 996 Mbps in the state. The nation has similar cable availability compared to the state. Average cable coverage in the United States is 0.00% versus 78.91% in Idaho.
What zip codes have cable internet?
Cable internet coverage varies by zip code and neighborhood. Some examples in or around Idaho are shown below. You can enter any zip code here to see TV and internet providers by zip code.
What does cable internet look like in other states?
Below are states nearby and with similar populations. This comparison can be useful if living somewhere with fast internet is important to you.
Nearby States
- Montana: less cable coverage, slower speeds
- Utah: more cable coverage, faster speeds
- Oregon: more cable coverage, faster speeds
- Washington: more cable coverage, faster speeds
- Wyoming: less cable coverage, slower speeds
- Nevada: more cable coverage, faster speeds
- Colorado: more cable coverage, faster speeds
- California: more cable coverage, faster speeds
- Arizona: more cable coverage, faster speeds
- North Dakota: less cable coverage, faster speeds
States with Similar Populations
- Alaska: less cable coverage, faster speeds
- Wisconsin: more cable coverage, faster speeds
- Washington: more cable coverage, faster speeds
- Vermont: more cable coverage, faster speeds
- Texas: more cable coverage, faster speeds
- South Dakota: less cable coverage, faster speeds
- Rhode Island: more cable coverage, faster speeds
- Puerto Rico: more cable coverage, faster speeds
- Oregon: more cable coverage, faster speeds
- New Mexico: less cable coverage, faster speeds