In Union County there are 3 residential Fiber providers covering 98.42% of the county. The average home can get speeds up to 7,140 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 Union County, IL.
To see availability maps for all providers including fiber, cable, DSL, and more in Union County, IL please click below.
Union County, IL Availability Maps
Fiber 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 fiber internet available?
Fiber Internet Availability Key
Fiber is available in 98.42% of Union County. Areas in green have fiber internet service, where areas in yellow or red may not. The most widely available provider is Cable One. Call one of the companies with service in Union County above to see who has service at your home.
How fast is fiber internet in Union County?
The map below shows maximum fiber internet speeds by area in Union County.
Fiber Internet Speed Key
The average Union County home can get up to 7,140 Mbps on their fiber internet plan. The fastest fiber download speed in the county is 10,000 Mbps, which 4.58% of residents can get. Some homes and apartments do not have access to these speeds. On the slower end, for example, 93.84% of homes can only purchase plans up to 7,000 Mbps. See the internet provider details below for info about their speed and coverage in Union County.
Fiber internet speeds tend to be faster in the southeast parts of Union County, and slower in the central areas of the county.
Is fiber 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, satellite competes most often with fiber in the county.
- Fiber is the fastest internet type for 98.42% of Union 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 1.16% of Union County homes.
Fiber 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.
Sparklight Fiber in Union County, IL
Sparklight fiber coverage
About 98.42%, or 16,971 people, have Sparklight fiber internet available to them in the county. The company covers the entire Union County area. Sparklight is one of the largest internet service providers internet service providers in the US, with internet service available in most of Union County.
Sparklight fiber download speeds
Sparklight is above average when comparing download speeds to all other internet providers in Union County. Versus other fiber providers in the area, Sparklight fiber is above average. There are no different maximum speeds throughout Union County. The fastest plan anyone in Union County can order from Sparklight goes up to 7,000 Mbps, and all Union County customers can get this speed.
Show all download speeds
- 100.0% up to 7,000.0 Mbps
Sparklight fiber upload speeds
In Union County download speeds tend to be equal to than upload speeds for Sparklight fiber. Compared to other ISPs, Sparklight is above average where upload speeds are concerned, and above average compared to other Union County fiber providers. Sparklight offers no different upload speeds across the county. The fastest upload speed available to anyone from this ISP in Union County is up to 7,000 Mbps, which is available to everyone covered.
Show all upload speeds
- 100.0% up to 7,000.0 Mbps
ProTek Communications Fiber in Union County, IL
ProTek Communications fiber coverage
About 4.58%, or 790 people, have ProTek Communications fiber internet available to them in the county. The company covers the southeast and south Union County area. ProTek Communications is an average-sized internet service provider internet service providers in the US, with internet service available in a very small piece of Union County.
ProTek Communications fiber download speeds
ProTek Communications is the fastest when comparing download speeds to all other internet providers in Union County. Versus other fiber providers in the area, ProTek Communications fiber is the fastest. There are no different maximum speeds throughout Union County. The fastest plan anyone in Union County can order from ProTek Communications goes up to 10,000 Mbps, and all Union County customers can get this speed.
Show all download speeds
- 100.0% up to 10,000.0 Mbps
ProTek Communications fiber upload speeds
In Union County download speeds tend to be equal to than upload speeds for ProTek Communications fiber. Compared to other ISPs, ProTek Communications is the fastest where upload speeds are concerned, and the fastest compared to other Union County fiber providers. ProTek Communications offers no different upload speeds across the county. The fastest upload speed available to anyone from this ISP in Union County is up to 10,000 Mbps, which is available to everyone covered.
Show all upload speeds
- 100.0% up to 10,000.0 Mbps
WK&T Fiber in Union County, IL
WK&T fiber coverage
About 1.57%, or 270 people, have WK&T fiber internet available to them in the county. The company covers the southeast and south Union County area. WK&T is a large internet service provider internet service providers in the US, with internet service available in a very small piece of Union County.
WK&T fiber download speeds
WK&T is average when comparing download speeds to all other internet providers in Union County. Versus other fiber providers in the area, WK&T fiber is the slowest. There are no different maximum speeds throughout Union County. The fastest plan anyone in Union County can order from WK&T goes up to 2,000 Mbps, and all Union County customers can get this speed.
Show all download speeds
- 100.0% up to 2,000.0 Mbps
WK&T fiber upload speeds
In Union County download speeds tend to be equal to than upload speeds for WK&T fiber. Compared to other ISPs, WK&T is above average where upload speeds are concerned, and the slowest compared to other Union County fiber providers. WK&T offers no different upload speeds across the county. The fastest upload speed available to anyone from this ISP in Union County is up to 2,000 Mbps, which is available to everyone covered.
Show all upload speeds
- 100.0% up to 2,000.0 Mbps
Union County Fiber 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 fiber internet in Union County compare to the rest of Illinois?
Fiber internet speeds in Union County are much faster versus the average speeds in Illinois: 0.00 Mbps in Illinois versus 7,140 Mbps in the county. The state has similar fiber availability compared to the county. Average fiber coverage in Illinois is 0.00% versus 98.42% in Union County.
What zip codes have fiber internet?
Fiber 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 fiber 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
- Johnson County, IL: less fiber coverage, slower speeds
- Cape Girardeau County, MO: less fiber coverage, slower speeds
- Pope County, IL: more fiber coverage, slower speeds
- Bollinger County, MO: less fiber coverage, slower speeds
- Hardin County, IL: more fiber coverage, slower speeds
- Madison County, MO: less fiber coverage, slower speeds
- Crittenden County, KY: less fiber coverage, slower speeds
- Iron County, MO: less fiber coverage, slower speeds
- Webster County, KY: less fiber coverage, slower speeds
- Hopkins County, KY: less fiber coverage, slower speeds
Counties with Similar Populations
- Yancey County, NC: less fiber coverage, slower speeds
- Johnson County, IL: less fiber coverage, slower speeds
- Johnson County, KY: less fiber coverage, slower speeds
- Johnson County, TN: less fiber coverage, slower speeds
- Yoakum County, TX: less fiber coverage, slower speeds
- Yellow Medicine County, MN: less fiber coverage, slower speeds
- Juneau County, WI: less fiber coverage, slower speeds
- Juniata County, PA: less fiber coverage, slower speeds
- Yell County, AR: less fiber coverage, slower speeds
- Yazoo County, MS: less fiber coverage, slower speeds