In 37818 there are 2 residential Fiber providers covering 55.31% of the zip. The average home can get speeds up to 2,178 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 37818, TN.
To see availability maps for all providers including fiber, cable, DSL, and more in 37818, TN please click below.
Fiber Internet Service Providers in 37818
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 37818 are not shown.
37818 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 37818 is fiber internet available?
Fiber Internet Availability Key
Fiber is available in 55.31% of 37818. Areas in green have fiber internet service, where areas in yellow or red may not. The most widely available provider is Brightspeed. Call one of the companies with service in 37818 above to see who has service at your home.
How fast is fiber internet in 37818?
The map below shows maximum fiber internet speeds by area in 37818.
Fiber Internet Speed Key
The average 37818 home can get up to 2,178 Mbps on their fiber internet plan. The fastest fiber download speed in the zip is 2,500 Mbps, which 20.54% 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 1,000 Mbps. See the internet provider details below for info about their speed and coverage in 37818.
Fiber internet speeds tend to be faster in the north parts of 37818, and slower in the central areas of the zip.
Is fiber the fastest internet I can get in 37818?
The fastest internet for you may vary based on where in 37818 you live. In general, cable competes most often with fiber in the zip.
- Fiber is the fastest internet type for 55.31% of 37818 homes.
- Cable is fastest for 44.29% 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 37818 homes.
Fiber Providers in Depth
Below you'll find which TV and internet providers offer service in 37818, along with details on where in 37818 and at what speeds.
Brightspeed Fiber in 37818, TN
Brightspeed fiber coverage
About 37.21%, or 1,830 people, have Brightspeed fiber internet available to them in the zip. The company covers the central, east, north, west, southwest, south, northeast, and southeast 37818 area. Brightspeed is one of the largest internet service providers internet service providers in the US, with internet service available in some of 37818.
Brightspeed fiber download speeds
Brightspeed is above average when comparing download speeds to all other internet providers in 37818. Versus other fiber providers in the area, Brightspeed fiber is above average. There are no different maximum speeds throughout 37818. The fastest plan anyone in 37818 can order from Brightspeed goes up to 2,000 Mbps, and all 37818 customers can get this speed.
Show all download speeds
- 100.0% up to 2,000.0 Mbps
Brightspeed fiber upload speeds
In 37818 download speeds tend to be equal to than upload speeds for Brightspeed fiber. Compared to other ISPs, Brightspeed is above average where upload speeds are concerned, and above average compared to other 37818 fiber providers. Brightspeed offers no different upload speeds across the zip. The fastest upload speed available to anyone from this ISP in 37818 is up to 2,000 Mbps, which is available to everyone covered.
Show all upload speeds
- 100.0% up to 2,000.0 Mbps
Greeneville Energy Authority Fiber in 37818, TN
Greeneville Energy Authority fiber coverage
About 20.54%, or 1,010 people, have Greeneville Energy Authority fiber internet available to them in the zip. The company covers the southwest, north, south, west, southeast, and northwest 37818 area. Greeneville Energy Authority is an average-sized internet service provider internet service providers in the US, with internet service available in a small portion of 37818.
Greeneville Energy Authority fiber download speeds
Greeneville Energy Authority is the fastest when comparing download speeds to all other internet providers in 37818. Versus other fiber providers in the area, Greeneville Energy Authority fiber is the fastest. There are no different maximum speeds throughout 37818. The fastest plan anyone in 37818 can order from Greeneville Energy Authority goes up to 2,500 Mbps, and all 37818 customers can get this speed.
Show all download speeds
- 100.0% up to 2,500.0 Mbps
Greeneville Energy Authority fiber upload speeds
In 37818 download speeds tend to be equal to than upload speeds for Greeneville Energy Authority fiber. Compared to other ISPs, Greeneville Energy Authority is the fastest where upload speeds are concerned, and the fastest compared to other 37818 fiber providers. Greeneville Energy Authority offers no different upload speeds across the zip. The fastest upload speed available to anyone from this ISP in 37818 is up to 2,500 Mbps, which is available to everyone covered.
Show all upload speeds
- 100.0% up to 2,500.0 Mbps
37818 Fiber by Area
This information is most helpful to those looking for homes or considering moving to 37818 or any of the areas nearby.
How does fiber internet in 37818 compare to the rest of Tennessee?
Fiber internet speeds in 37818 are much faster versus the average speeds in Tennessee: 0.00 Mbps in Tennessee versus 2,178 Mbps in the zip. The state has similar fiber availability compared to the zip. Average fiber coverage in Tennessee is 0.00% versus 55.31% in 37818.
What zip codes have fiber internet?
Fiber internet coverage varies by zip code and neighborhood. Some examples in or around 37818 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
- 37809, TN: more fiber coverage, faster speeds
- 37810, TN: less fiber coverage, faster speeds
- 37711, TN: more fiber coverage, slower speeds
- 37743, TN: more fiber coverage, faster speeds
- 37745, TN: more fiber coverage, faster speeds
- 37891, TN: more fiber coverage, slower speeds
- 37616, TN: less fiber coverage, slower speeds
- 37713, TN: more fiber coverage, slower speeds
- 37860, TN: more fiber coverage, slower speeds
- 37843, TN: more fiber coverage, slower speeds
Zip Codes with Similar Populations
- 24563, VA: less fiber coverage, slower speeds
- 72454, AR: more fiber coverage, slower speeds
- 72442, AR: more fiber coverage, slower speeds
- 70441, LA: more fiber coverage, slower speeds
- 70395, LA: more fiber coverage, faster speeds
- 68788, NE: more fiber coverage, slower speeds
- 36010, AL: more fiber coverage, faster speeds
- 30295, GA: more fiber coverage, slower speeds
- 29591, SC: more fiber coverage, slower speeds
- 29540, SC: less fiber coverage, slower speeds