In 37820 there are 2 residential Fiber providers covering 99.58% of the zip. The average home can get speeds up to 8,000 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 37820, TN.
To see availability maps for all providers including fiber, cable, DSL, and more in 37820, TN please click below.
Fiber Internet Service Providers in 37820
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 37820 are not shown.
37820 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 37820 is fiber internet available?
Fiber Internet Availability Key
Fiber is available in 99.58% of 37820. Areas in green have fiber internet service, where areas in yellow or red may not. The most widely available provider is Trilight. Call one of the companies with service in 37820 above to see who has service at your home.
How fast is fiber internet in 37820?
The map below shows maximum fiber internet speeds by area in 37820.
Fiber Internet Speed Key
The average 37820 home can get up to 8,000 Mbps on their fiber internet plan. The fastest fiber download speed in the zip is 8,000 Mbps, which 99.58% of residents can get.
Is fiber the fastest internet I can get in 37820?
The fastest internet for you may vary based on where in 37820 you live. In general, satellite competes most often with fiber in the zip.
- Fiber is the fastest internet type for 99.58% of 37820 homes.
- Cable is fastest for less than 1% of the zip.
- 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 37820 homes.
Fiber Providers in Depth
Below you'll find which TV and internet providers offer service in 37820, along with details on where in 37820 and at what speeds.
Trilight Fiber in 37820, TN
Trilight fiber coverage
About 99.58%, or 7,655 people, have Trilight fiber internet available to them in the zip. The company covers the entire 37820 area. Trilight is a large internet service provider internet service providers in the US, with internet service available in most of 37820.
Trilight fiber download speeds
Trilight is the fastest when comparing download speeds to all other internet providers in 37820. Versus other fiber providers in the area, Trilight fiber is the fastest. There are no different maximum speeds throughout 37820. The fastest plan anyone in 37820 can order from Trilight goes up to 8,000 Mbps, and all 37820 customers can get this speed.
Show all download speeds
- 100.0% up to 8,000.0 Mbps
Trilight fiber upload speeds
In 37820 download speeds tend to be equal to than upload speeds for Trilight fiber. Compared to other ISPs, Trilight is the fastest where upload speeds are concerned, and the fastest compared to other 37820 fiber providers. Trilight offers no different upload speeds across the zip. The fastest upload speed available to anyone from this ISP in 37820 is up to 8,000 Mbps, which is available to everyone covered.
Show all upload speeds
- 100.0% up to 8,000.0 Mbps
Spectrum Fiber in 37820, TN
Spectrum fiber coverage
About 31.35%, or 2,410 people, have Spectrum fiber internet available to them in the zip. The company covers the south, southwest, and southeast 37820 area. Spectrum is one of the largest internet service providers internet service providers in the US, with internet service available in a small portion of 37820.
Spectrum fiber download speeds
Spectrum is below average when comparing download speeds to all other internet providers in 37820. Versus other fiber providers in the area, Spectrum fiber is one of the slowest. There are no different maximum speeds throughout 37820. The fastest plan anyone in 37820 can order from Spectrum goes up to 1,000 Mbps, and all 37820 customers can get this speed.
Show all download speeds
- 100.0% up to 1,000.0 Mbps
Spectrum fiber upload speeds
In 37820 download speeds tend to be faster than than upload speeds for Spectrum fiber. Compared to other ISPs, Spectrum is below average where upload speeds are concerned, and the slowest compared to other 37820 fiber providers. Spectrum offers 2 different upload speeds across the zip, so your internet plan's upload speed may vary by neighborhood . The fastest upload speed available to anyone from this ISP in 37820 is up to 500 Mbps. Some customers have slower plan choices, which only go up to 35 Mbps. On average, Spectrum customers can get speeds up to 497 Mbps.
Show all upload speeds
- 99.5% up to 500.0 Mbps
- 0.5% up to 35.0 Mbps
37820 Fiber by Area
This information is most helpful to those looking for homes or considering moving to 37820 or any of the areas nearby.
How does fiber internet in 37820 compare to the rest of Tennessee?
Fiber internet speeds in 37820 are much faster versus the average speeds in Tennessee: 0.00 Mbps in Tennessee versus 8,000 Mbps in the zip. The state has similar fiber availability compared to the zip. Average fiber coverage in Tennessee is 0.00% versus 99.58% in 37820.
What zip codes have fiber internet?
Fiber internet coverage varies by zip code and neighborhood. Some examples in or around 37820 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 zip codes?
Below are zip codes nearby and with similar populations. This comparison can be useful if living somewhere with fast internet is important to you.
Nearby Zip Codes
- 37760, TN: less fiber coverage, similar speeds
- 37871, TN: less fiber coverage, slower speeds
- 37764, TN: less fiber coverage, faster speeds
- 37709, TN: more fiber coverage, faster speeds
- 37725, TN: less fiber coverage, slower speeds
- 37806, TN: less fiber coverage, slower speeds
- 37877, TN: more fiber coverage, slower speeds
- 37924, TN: less fiber coverage, slower speeds
- 37721, TN: less fiber coverage, slower speeds
- 37890, TN: more fiber coverage, slower speeds
Zip Codes with Similar Populations
- 34229, FL: less fiber coverage, slower speeds
- 68526, NE: less fiber coverage, slower speeds
- 66749, KS: less fiber coverage, slower speeds
- 39365, MS: less fiber coverage, slower speeds
- 38355, TN: less fiber coverage, slower speeds
- 38059, TN: less fiber coverage, slower speeds
- 37331, TN: less fiber coverage, slower speeds
- 36522, AL: less fiber coverage, slower speeds
- 35952, AL: less fiber coverage, slower speeds
- 35594, AL: less fiber coverage, slower speeds