In Grainger County there are 2 residential Cable providers covering 64.50% of the county. The average home can get speeds up to 1,077 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 Grainger County, TN.
To see availability maps for all providers including fiber, cable, DSL, and more in Grainger County, TN please click below.
Grainger County, TN Availability Maps
Cable Internet Service Providers in Grainger County
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 Grainger County are not shown.
Grainger County 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 Grainger County is cable internet available?
Cable Internet Availability Key
Cable is available in 64.50% of Grainger County. Areas in green have cable internet service, where areas in yellow or red may not. The most widely available provider is Spectrum. Call one of the companies with service in Grainger County above to see who has service at your home.
How fast is cable internet in Grainger County?
The map below shows maximum cable internet speeds by area in Grainger County.
Cable Internet Speed Key
The average Grainger County home can get up to 1,077 Mbps on their cable internet plan. The fastest cable download speed in the county is 2,000 Mbps, which 3.49% of residents can get. Some homes and apartments do not have access to these speeds. On the slower end, for example, 53.80% of homes can only purchase plans up to 1,000 Mbps. See the internet provider details below for info about their speed and coverage in Grainger County.
Cable internet speeds tend to be faster in the southwest parts of Grainger County, and slower in the northeast areas of the county.
Is cable the fastest internet I can get in Grainger County?
The fastest internet for you may vary based on where in Grainger County you live. In general, fiber competes most often with cable in the county.
- Fiber is the fastest internet type for 99.83% of Grainger County homes.
- Cable is fastest for less than 1% of the county.
- DSL is fastest for less than 1%.
- Fixed wireless is fastest for less than 1%.
- Satellite internet may be the only option for less than 1% of Grainger County homes.
Cable Providers in Depth
Below you'll find which TV and internet providers offer service in Grainger County, along with details on where in Grainger County and at what speeds.
Spectrum Cable in Grainger County, TN
Spectrum cable coverage
About 53.80%, or 12,657 people, have Spectrum cable internet available to them in the county. The company covers the northeast, central, east, south, and north Grainger County area. Spectrum is one of the largest internet service providers internet service providers in the US, with internet service available in a majority of Grainger County.
Spectrum cable download speeds
Spectrum is below average when comparing download speeds to all other internet providers in Grainger County. Versus other cable providers in the area, Spectrum cable is the slowest. There are no different maximum speeds throughout Grainger County. The fastest plan anyone in Grainger County can order from Spectrum goes up to 1,000 Mbps, and all Grainger County customers can get this speed.
Show all download speeds
- 100.0% up to 1,000.0 Mbps
Spectrum cable upload speeds
In Grainger County 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 the slowest compared to other Grainger County cable providers. Spectrum offers no different upload speeds across the county. The fastest upload speed available to anyone from this ISP in Grainger County is up to 35 Mbps, which is available to everyone covered.
Show all upload speeds
- 100.0% up to 35.0 Mbps
XFINITY from Comcast Cable in Grainger County, TN
XFINITY cable coverage
About 10.71%, or 2,519 people, have XFINITY cable internet available to them in the county. The company covers the southwest Grainger County area. XFINITY is one of the largest internet service providers internet service providers in the US, with internet service available in a very small piece of Grainger County.
XFINITY from Comcast cable download speeds
XFINITY is below average when comparing download speeds to all other internet providers in Grainger County. Versus other cable providers in the area, XFINITY cable is the fastest. There are 2 different maximum speeds throughout Grainger County. The fastest plan anyone in Grainger County can order from XFINITY goes up to 2,000 Mbps, the slowest package only goes up to 1,200 Mbps, and the county-wide average maximum speed for Grainger County customers is up to 1,461 Mbps.
Show all download speeds
- 32.6% up to 2,000.0 Mbps
- 67.4% up to 1,200.0 Mbps
XFINITY from Comcast cable upload speeds
In Grainger County download speeds tend to be faster than than upload speeds for XFINITY cable. Compared to other ISPs, XFINITY is below average where upload speeds are concerned, and the fastest compared to other Grainger County cable providers. XFINITY offers 2 different upload speeds across the county, so your internet plan's upload speed may vary by neighborhood . The fastest upload speed available to anyone from this ISP in Grainger County is up to 250 Mbps. Some customers have slower plan choices, which only go up to 35 Mbps. On average, XFINITY customers can get speeds up to 105 Mbps.
Show all upload speeds
- 32.6% up to 250.0 Mbps
- 67.4% up to 35.0 Mbps
Grainger County Cable by Area
This information is most helpful to those looking for homes or considering moving to Grainger County or any of the areas nearby.
How does cable internet in Grainger County compare to the rest of Tennessee?
Cable internet speeds in Grainger County are much faster versus the average speeds in Tennessee: 0.00 Mbps in Tennessee versus 1,077 Mbps in the county. The state has similar cable availability compared to the county. Average cable coverage in Tennessee is 0.00% versus 64.50% in Grainger County.
What zip codes have cable internet?
Cable internet coverage varies by zip code and neighborhood. Some examples in or around Grainger County 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 counties?
Below are counties nearby and with similar populations. This comparison can be useful if living somewhere with fast internet is important to you.
Nearby Counties
- Hamblen County, TN: more cable coverage, faster speeds
- Union County, TN: more cable coverage, faster speeds
- Campbell County, TN: more cable coverage, faster speeds
- Greene County, TN: more cable coverage, faster speeds
- Washington County, TN: more cable coverage, faster speeds
- Unicoi County, TN: more cable coverage, faster speeds
- Carter County, TN: more cable coverage, slower speeds
- Fentress County, TN: more cable coverage, faster speeds
- Watauga County, NC: more cable coverage, slower speeds
- Overton County, TN: less cable coverage, faster speeds
Counties with Similar Populations
- Iroquois County, IL: less cable coverage, faster speeds
- Roscommon County, MI: more cable coverage, slower speeds
- Roosevelt County, NM: more cable coverage, faster speeds
- Rockcastle County, KY: less cable coverage, slower speeds
- Rockbridge County, VA: less cable coverage, faster speeds
- Robertson County, TX: less cable coverage, slower speeds
- Roane County, WV: less cable coverage, slower speeds
- Ripley County, IN: less cable coverage, faster speeds
- Rincon Municipio, PR: more cable coverage, slower speeds
- Richland Parish, LA: less cable coverage, slower speeds