In Johnson County there is 1 residential DSL provider covering 41.74% of the county. The average home can get speeds up to 45 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 Johnson County, IL.
To see availability maps for all providers including fiber, cable, DSL, and more in Johnson County, IL please click below.
Johnson County, IL Availability Maps
DSL Internet Service Provider in Johnson 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 Johnson County are not shown.
Johnson 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 Johnson County is DSL internet available?
DSL Internet Availability Key
DSL is available in 41.74% of Johnson County. Areas in green have DSL internet service, where areas in yellow or red may not. The most widely available provider is Frontier. Call one of the companies with service in Johnson County above to see who has service at your home.
How fast is DSL internet in Johnson County?
The map below shows maximum DSL internet speeds by area in Johnson County.
DSL Internet Speed Key
The average Johnson County home can get up to 45 Mbps on their DSL internet plan. The fastest DSL download speed in the county is 115 Mbps, which 9.63% of residents can get. Some homes and apartments do not have access to these speeds. On the slower end, for example, 23.20% of homes can only purchase plans up to 10 Mbps. See the internet provider details below for info about their speed and coverage in Johnson County.
DSL internet speeds tend to be faster in the southwest parts of Johnson County, and slower in the central areas of the county.
Is DSL the fastest internet I can get in Johnson County?
The fastest internet for you may vary based on where in Johnson County you live. In general, fiber competes most often with DSL in the county.
- Fiber is the fastest internet type for 61.98% of Johnson County homes.
- Cable is fastest for 3.49% of the county.
- DSL is fastest for 1.31%.
- Fixed wireless is fastest for 32.66%.
- Satellite internet may be the only option for less than 1% of Johnson County homes.
DSL Providers in Depth
Below you'll find which TV and internet providers offer service in Johnson County, along with details on where in Johnson County and at what speeds.
Frontier Communications DSL in Johnson County, IL
Frontier DSL coverage
About 41.74%, or 5,555 people, have Frontier DSL internet available to them in the county. The company covers the northwest, north, northeast, southwest, central, southeast, south, and west Johnson County area. Frontier is one of the largest internet service providers internet service providers in the US, with internet service available in some of Johnson County.
Frontier Communications DSL download speeds
Frontier is below average when comparing download speeds to all other internet providers in Johnson County. Versus other DSL providers in the area, Frontier DSL is the fastest. There are 5 different maximum speeds throughout Johnson County. The fastest plan anyone in Johnson County can order from Frontier goes up to 115 Mbps, the slowest package only goes up to 10 Mbps, and the county-wide average maximum speed for Johnson County customers is up to 45 Mbps.
Show all download speeds
- 23.1% up to 115.0 Mbps
- 6.5% up to 90.0 Mbps
- 3.2% up to 70.0 Mbps
- 11.6% up to 45.0 Mbps
- 55.6% up to 10.0 Mbps
Frontier Communications DSL upload speeds
In Johnson County download speeds tend to be faster than than upload speeds for Frontier DSL. Compared to other ISPs, Frontier is the slowest where upload speeds are concerned, and the fastest compared to other Johnson County DSL providers. Frontier offers 5 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 Johnson County is up to 8.0 Mbps. Some customers have slower plan choices, which only go up to 1.0 Mbps. On average, Frontier customers can get speeds up to 2.9 Mbps.
Show all upload speeds
- 0.1% up to 8.0 Mbps
- 23.1% up to 7.0 Mbps
- 6.4% up to 5.0 Mbps
- 14.8% up to 3.0 Mbps
- 55.6% up to 1.0 Mbps
Johnson County DSL by Area
This information is most helpful to those looking for homes or considering moving to Johnson County or any of the areas nearby.
How does DSL internet in Johnson County compare to the rest of Illinois?
DSL internet speeds in Johnson County are much faster versus the average speeds in Illinois: 0.00 Mbps in Illinois versus 45 Mbps in the county. The state has similar DSL availability compared to the county. Average DSL coverage in Illinois is 0.00% versus 41.74% in Johnson County.
What zip codes have DSL internet?
DSL internet coverage varies by zip code and neighborhood. Some examples in or around Johnson 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
- Pope County, IL: more DSL coverage, faster speeds
- Union County, IL: more DSL coverage, slower speeds
- Cape Girardeau County, MO: more DSL coverage, slower speeds
- Crittenden County, KY: more DSL coverage, slower speeds
- Bollinger County, MO: less DSL coverage, slower speeds
- Webster County, KY: more DSL coverage, slower speeds
- Hopkins County, KY: more DSL coverage, slower speeds
- Madison County, MO: more DSL coverage, slower speeds
- McLean County, KY: more DSL coverage, slower speeds
- Iron County, MO: more DSL coverage, faster speeds
Counties with Similar Populations
- Tipton County, IN: more DSL coverage, faster speeds
- Tippah County, MS: more DSL coverage, slower speeds
- Texas County, OK: less DSL coverage, faster speeds
- Clinch County, GA: more DSL coverage, faster speeds
- Clearwater County, MN: less DSL coverage, slower speeds
- Clearwater County, ID: more DSL coverage, slower speeds
- Clear Creek County, CO: more DSL coverage, slower speeds
- Clayton County, IA: less DSL coverage, faster speeds
- Clay County, WV: more DSL coverage, faster speeds
- Clay County, TX: less DSL coverage, slower speeds