In Portneuf there is 1 residential Cable provider covering 91.30% 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 Cable internet providers in Portneuf, ID.
To see availability maps for all providers including fiber, cable, DSL, and more in Portneuf, ID please click below.
Portneuf, ID Availability Maps
Cable Internet Service Provider in Portneuf
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 Portneuf are not shown.
Portneuf 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 Portneuf is cable internet available?
Cable Internet Availability Key
Cable is available in 91.30% of Portneuf. 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 Portneuf above to see who has service at your home.
How fast is cable internet in Portneuf?
The map below shows maximum cable internet speeds by area in Portneuf.
Cable Internet Speed Key
The average Portneuf home can get up to 1,000 Mbps on their cable internet plan. The fastest cable download speed in the city is 1,000 Mbps, which 91.30% of residents can get.
Is cable the fastest internet I can get in Portneuf?
The fastest internet for you may vary based on where in Portneuf you live. In general, fixed wireless competes most often with cable in the city.
- Fiber is the fastest internet type for less than 1% of Portneuf homes.
- Cable is fastest for 91.30% of the city.
- DSL is fastest for less than 1%.
- Fixed wireless is fastest for 8.70%.
- Satellite internet may be the only option for less than 1% of Portneuf homes.
Cable Providers in Depth
Below you'll find which TV and internet providers offer service in Portneuf, along with details on where in Portneuf and at what speeds.
Sparklight Cable in Portneuf, ID
Sparklight cable coverage
About 91.30%, or 315 people, have Sparklight cable internet available to them in the city. The company covers the southwest Portneuf area. Sparklight is one of the largest internet service providers internet service providers in the US, with internet service available in most of Portneuf.
Sparklight cable download speeds
Sparklight is the fastest when comparing download speeds to all other internet providers in Portneuf. Versus other cable providers in the area, Sparklight cable is the fastest. There are no different maximum speeds throughout Portneuf. The fastest plan anyone in Portneuf can order from Sparklight goes up to 1,000 Mbps, and all Portneuf customers can get this speed.
Show all download speeds
- 100.0% up to 1,000.0 Mbps
Sparklight cable upload speeds
In Portneuf download speeds tend to be faster than than upload speeds for Sparklight cable. Compared to other ISPs, Sparklight is one of the fastest where upload speeds are concerned, and the fastest compared to other Portneuf cable providers. Sparklight offers no different upload speeds across the city. The fastest upload speed available to anyone from this ISP in Portneuf is up to 50 Mbps, which is available to everyone covered.
Show all upload speeds
- 100.0% up to 50.0 Mbps
Portneuf Cable by Area
This information is most helpful to those looking for homes or considering moving to Portneuf or any of the areas nearby.
How does cable internet in Portneuf compare to the rest of Idaho?
Cable internet speeds in Portneuf 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 cable availability compared to the city. Average cable coverage in Idaho is 0.00% versus 91.30% in Portneuf.
What zip codes have cable internet?
Cable internet coverage varies by zip code and neighborhood. Some examples in or around Portneuf 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 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
- Tyhee, ID: less cable coverage, similar speeds
- Pocatello, ID: more cable coverage, similar speeds
- Chubbuck, ID: more cable coverage, similar speeds
- Inkom, ID: less cable coverage, similar speeds
- Fort Hall, ID: less cable coverage, similar speeds
- McCammon, ID: less cable coverage, slower speeds
- Thomas, ID: less cable coverage, similar speeds
- Groveland, ID: less cable coverage, similar speeds
- Blackfoot, ID: less cable coverage, similar speeds
- Wapello, ID: less cable coverage, similar speeds
Cities with Similar Populations
- Wayland, OH: more cable coverage, similar speeds
- Clipper Gap, CA: less cable coverage, faster speeds
- Colcord, WV: more cable coverage, slower speeds
- Crown Point Center, NY: less cable coverage, similar speeds
- Warrens Corners, NY: more cable coverage, similar speeds
- Watt Heights, TN: less cable coverage, similar speeds
- Watts Bar Dam, TN: less cable coverage, similar speeds
- Weil, LA: more cable coverage, slower speeds
- West Rainier, OR: less cable coverage, faster speeds
- West Sullivan, MO: less cable coverage, similar speeds