In Union County there are 3 residential DSL providers covering 81.92% of the county. The average home can get speeds up to 47 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 DSL internet providers in Union County, TN.
To see availability maps for all providers including fiber, cable, DSL, and more in Union County, TN please click below.
Union County, TN Availability Maps
DSL Internet Service Providers in Union 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 Union County are not shown.
Union 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 Union County is DSL internet available?
DSL Internet Availability Key
DSL is available in 81.92% of Union County. Areas in green have DSL internet service, where areas in yellow or red may not. The most widely available provider is AT&T. Call one of the companies with service in Union County above to see who has service at your home.
How fast is DSL internet in Union County?
The map below shows maximum DSL internet speeds by area in Union County.
DSL Internet Speed Key
The average Union County home can get up to 47 Mbps on their DSL internet plan. The fastest DSL download speed in the county is 115 Mbps, which less than 1% of residents can get. Some homes and apartments do not have access to these speeds. On the slower end, for example, 19.03% of homes can only purchase plans up to 10 Mbps. See the internet provider details below for info about their speed and coverage in Union County.
DSL internet speeds tend to be faster in the south parts of Union County, and slower in the northwest areas of the county.
Is DSL the fastest internet I can get in Union County?
The fastest internet for you may vary based on where in Union County you live. In general, fiber competes most often with DSL in the county.
- Fiber is the fastest internet type for 91.20% of Union County homes.
- Cable is fastest for 5.37% of the county.
- DSL is fastest for less than 1%.
- Fixed wireless is fastest for 2.39%.
- Satellite internet may be the only option for less than 1% of Union County homes.
DSL Providers in Depth
Below you'll find which TV and internet providers offer service in Union County, along with details on where in Union County and at what speeds.
EarthLink DSL in Union County, TN
EarthLink DSL coverage
About 71.53%, or 14,164 people, have EarthLink DSL internet available to them in the county. The company covers the central, south, east, southwest, southeast, northeast, west, and north Union County area. EarthLink is one of the largest internet service providers internet service providers in the US, with internet service available in much of Union County.
EarthLink DSL download speeds
EarthLink is below average when comparing download speeds to all other internet providers in Union County. Versus other DSL providers in the area, EarthLink DSL is one of the fastest. There are 5 different maximum speeds throughout Union County. The fastest plan anyone in Union County can order from EarthLink goes up to 100 Mbps, the slowest package only goes up to 10 Mbps, and the county-wide average maximum speed for Union County customers is up to 49 Mbps.
Show all download speeds
- 22.1% up to 100.0 Mbps
- 9.6% up to 75.0 Mbps
- 21.6% up to 50.0 Mbps
- 29.2% up to 25.0 Mbps
- 17.5% up to 10.0 Mbps
EarthLink DSL upload speeds
In Union County download speeds tend to be faster than than upload speeds for EarthLink DSL. Compared to other ISPs, EarthLink is below average where upload speeds are concerned, and one of the fastest compared to other Union County DSL providers. EarthLink offers 4 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 Union County is up to 20 Mbps. Some customers have slower plan choices, which only go up to 1.0 Mbps. On average, EarthLink customers can get speeds up to 10 Mbps.
Show all upload speeds
- 31.7% up to 20.0 Mbps
- 21.6% up to 10.0 Mbps
- 29.2% up to 5.0 Mbps
- 17.5% up to 1.0 Mbps
AT&T DSL in Union County, TN
AT&T DSL coverage
About 71.53%, or 14,164 people, have AT&T DSL internet available to them in the county. The company covers the central, south, east, southwest, southeast, northeast, west, and north Union County area. AT&T is one of the largest internet service providers internet service providers in the US, with internet service available in much of Union County.
AT&T DSL download speeds
AT&T is below average when comparing download speeds to all other internet providers in Union County. Versus other DSL providers in the area, AT&T DSL is one of the fastest. There are 5 different maximum speeds throughout Union County. The fastest plan anyone in Union County can order from AT&T goes up to 100 Mbps, the slowest package only goes up to 10 Mbps, and the county-wide average maximum speed for Union County customers is up to 49 Mbps.
Show all download speeds
- 22.1% up to 100.0 Mbps
- 9.6% up to 75.0 Mbps
- 21.6% up to 50.0 Mbps
- 29.2% up to 25.0 Mbps
- 17.5% up to 10.0 Mbps
AT&T DSL upload speeds
In Union County download speeds tend to be faster than than upload speeds for AT&T DSL. Compared to other ISPs, AT&T is below average where upload speeds are concerned, and one of the fastest compared to other Union County DSL providers. AT&T offers 4 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 Union County is up to 20 Mbps. Some customers have slower plan choices, which only go up to 1.0 Mbps. On average, AT&T customers can get speeds up to 10 Mbps.
Show all upload speeds
- 31.7% up to 20.0 Mbps
- 21.6% up to 10.0 Mbps
- 29.2% up to 5.0 Mbps
- 17.5% up to 1.0 Mbps
Brightspeed DSL in Union County, TN
Brightspeed DSL coverage
About 9.87%, or 1,954 people, have Brightspeed DSL internet available to them in the county. The company covers the north, northeast, and northwest Union County area. Brightspeed is one of the largest internet service providers internet service providers in the US, with internet service available in a very small piece of Union County.
Brightspeed DSL download speeds
Brightspeed is below average when comparing download speeds to all other internet providers in Union County. Versus other DSL providers in the area, Brightspeed DSL is the slowest. There are 4 different maximum speeds throughout Union County. The fastest plan anyone in Union County can order from Brightspeed goes up to 100 Mbps, the slowest package only goes up to 10 Mbps, and the county-wide average maximum speed for Union County customers is up to 33 Mbps.
Show all download speeds
- 17.0% up to 100.0 Mbps
- 8.7% up to 60.0 Mbps
- 12.1% up to 40.0 Mbps
- 62.2% up to 10.0 Mbps
Brightspeed DSL upload speeds
In Union County download speeds tend to be faster than than upload speeds for Brightspeed DSL. Compared to other ISPs, Brightspeed is below average where upload speeds are concerned, and below average compared to other Union County DSL providers. Brightspeed offers 4 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 Union County is up to 10 Mbps. Some customers have slower plan choices, which only go up to 1.0 Mbps. On average, Brightspeed customers can get speeds up to 3.1 Mbps.
Show all upload speeds
- 17.0% up to 10.0 Mbps
- 8.7% up to 5.0 Mbps
- 12.1% up to 3.0 Mbps
- 62.2% up to 1.0 Mbps
Union County DSL by Area
This information is most helpful to those looking for homes or considering moving to Union County or any of the areas nearby.
How does DSL internet in Union County compare to the rest of Tennessee?
DSL internet speeds in Union County are much faster versus the average speeds in Tennessee: 0.00 Mbps in Tennessee versus 47 Mbps in the county. The state has similar DSL availability compared to the county. Average DSL coverage in Tennessee is 0.00% versus 81.92% in Union County.
What zip codes have DSL internet?
DSL internet coverage varies by zip code and neighborhood. Some examples in or around Union County are shown below. You can enter any zip code here to see TV and internet providers by zip code.
What does DSL 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
- Grainger County, TN: less DSL coverage, slower speeds
- Campbell County, TN: less DSL coverage, slower speeds
- Hamblen County, TN: more DSL coverage, slower speeds
- Greene County, TN: less DSL coverage, slower speeds
- Washington County, TN: less DSL coverage, slower speeds
- Unicoi County, TN: less DSL coverage, faster speeds
- Overton County, TN: less DSL coverage, slower speeds
- Carter County, TN: less DSL coverage, slower speeds
- Putnam County, TN: less DSL coverage, slower speeds
- Jackson County, TN: less DSL coverage, slower speeds
Counties with Similar Populations
- Jefferson County, OR: more DSL coverage, slower speeds
- Jackson County, KY: less DSL coverage, faster speeds
- Jackson County, MN: less DSL coverage, slower speeds
- Jackson County, OK: less DSL coverage, slower speeds
- Jackson County, TN: less DSL coverage, slower speeds
- Jackson County, TX: less DSL coverage, slower speeds
- Jackson County, WV: less DSL coverage, slower speeds
- Jasper County, SC: less DSL coverage, slower speeds
- Jefferson County, GA: less DSL coverage, slower speeds
- Jefferson County, IA: less DSL coverage, faster speeds