In Jefferson County there are 5 residential Fiber providers covering 79.51% of the county. The average home can get speeds up to 1,041 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 Jefferson County, IA.
To see availability maps for all providers including fiber, cable, DSL, and more in Jefferson County, IA please click below.
Jefferson County, IA Availability Maps
Fiber Internet Service Providers in Jefferson 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 Jefferson County are not shown.
Jefferson 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 Jefferson County is fiber internet available?
Fiber Internet Availability Key
Fiber is available in 79.51% of Jefferson County. Areas in green have fiber internet service, where areas in yellow or red may not. The most widely available provider is Lisco. Call one of the companies with service in Jefferson County above to see who has service at your home.
How fast is fiber internet in Jefferson County?
The map below shows maximum fiber internet speeds by area in Jefferson County.
Fiber Internet Speed Key
The average Jefferson County home can get up to 1,041 Mbps on their fiber internet plan. The fastest fiber download speed in the county is 2,000 Mbps, which 3.26% of residents can get. Some homes and apartments do not have access to these speeds. On the slower end, for example, 76.25% 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 Jefferson County.
Fiber internet speeds tend to be faster in the northeast parts of Jefferson County, and slower in the central areas of the county.
Is fiber the fastest internet I can get in Jefferson County?
The fastest internet for you may vary based on where in Jefferson County you live. In general, fixed wireless competes most often with fiber in the county.
- Fiber is the fastest internet type for 79.51% of Jefferson County homes.
- Cable is fastest for 2.23% of the county.
- DSL is fastest for 1.30%.
- Fixed wireless is fastest for 10.89%.
- Satellite internet may be the only option for 6.08% of Jefferson County homes.
Fiber Providers in Depth
Below you'll find which TV and internet providers offer service in Jefferson County, along with details on where in Jefferson County and at what speeds.
Lisco Fiber in Jefferson County, IA
Lisco fiber coverage
About 62.35%, or 9,766 people, have Lisco fiber internet available to them in the county. The company covers the entire Jefferson County area. Lisco is an average-sized internet service provider internet service providers in the US, with internet service available in a majority of Jefferson County.
Lisco fiber download speeds
Lisco is above average when comparing download speeds to all other internet providers in Jefferson County. Versus other fiber providers in the area, Lisco fiber is one of the slowest. There are no different maximum speeds throughout Jefferson County. The fastest plan anyone in Jefferson County can order from Lisco goes up to 1,000 Mbps, and all Jefferson County customers can get this speed.
Show all download speeds
- 100.0% up to 1,000.0 Mbps
Lisco fiber upload speeds
In Jefferson County download speeds tend to be equal to than upload speeds for Lisco fiber. Compared to other ISPs, Lisco is above average where upload speeds are concerned, and one of the slowest compared to other Jefferson County fiber providers. Lisco offers no different upload speeds across the county. The fastest upload speed available to anyone from this ISP in Jefferson County is up to 1,000 Mbps, which is available to everyone covered.
Show all upload speeds
- 100.0% up to 1,000.0 Mbps
Liberty Communications Fiber in Jefferson County, IA
Liberty Communications fiber coverage
About 34.40%, or 5,388 people, have Liberty Communications fiber internet available to them in the county. The company covers the south, central, north, east, northwest, west, southwest, and southeast Jefferson County area. Liberty Communications is a large internet service provider internet service providers in the US, with internet service available in a small portion of Jefferson County.
Liberty Communications fiber download speeds
Liberty Communications is above average when comparing download speeds to all other internet providers in Jefferson County. Versus other fiber providers in the area, Liberty Communications fiber is one of the slowest. There are no different maximum speeds throughout Jefferson County. The fastest plan anyone in Jefferson County can order from Liberty Communications goes up to 1,000 Mbps, and all Jefferson County customers can get this speed.
Show all download speeds
- 100.0% up to 1,000.0 Mbps
Liberty Communications fiber upload speeds
In Jefferson County download speeds tend to be equal to than upload speeds for Liberty Communications fiber. Compared to other ISPs, Liberty Communications is above average where upload speeds are concerned, and one of the slowest compared to other Jefferson County fiber providers. Liberty Communications offers no different upload speeds across the county. The fastest upload speed available to anyone from this ISP in Jefferson County is up to 1,000 Mbps, which is available to everyone covered.
Show all upload speeds
- 100.0% up to 1,000.0 Mbps
Windstream Fiber in Jefferson County, IA
Windstream fiber coverage
About 11.08%, or 1,735 people, have Windstream fiber internet available to them in the county. The company covers the central, southeast, southwest, west, east, northeast, and south Jefferson County area. Windstream is one of the largest internet service providers internet service providers in the US, with internet service available in a very small piece of Jefferson County.
Windstream fiber download speeds
Windstream is the fastest when comparing download speeds to all other internet providers in Jefferson County. Versus other fiber providers in the area, Windstream fiber is the fastest. There are 2 different maximum speeds throughout Jefferson County. The fastest plan anyone in Jefferson County can order from Windstream goes up to 2,000 Mbps, the slowest package only goes up to 1,000 Mbps, and the county-wide average maximum speed for Jefferson County customers is up to 1,294 Mbps.
Show all download speeds
- 29.4% up to 2,000.0 Mbps
- 70.6% up to 1,000.0 Mbps
Windstream fiber upload speeds
In Jefferson County download speeds tend to be equal to than upload speeds for Windstream fiber. Compared to other ISPs, Windstream is the fastest where upload speeds are concerned, and the fastest compared to other Jefferson County fiber providers. Windstream offers 2 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 Jefferson County is up to 2,000 Mbps. Some customers have slower plan choices, which only go up to 1,000 Mbps. On average, Windstream customers can get speeds up to 1,294 Mbps.
Show all upload speeds
- 29.4% up to 2,000.0 Mbps
- 70.6% up to 1,000.0 Mbps
Farmers Telephone Company (Iowa) Fiber in Jefferson County, IA
Farmers fiber coverage
About 6.45%, or 1,011 people, have Farmers fiber internet available to them in the county. The company covers the southwest, west, and northwest Jefferson County area. Farmers is an average-sized internet service provider internet service providers in the US, with internet service available in a very small piece of Jefferson County.
Farmers Telephone Company (Iowa) fiber download speeds
Farmers is above average when comparing download speeds to all other internet providers in Jefferson County. Versus other fiber providers in the area, Farmers fiber is one of the slowest. There are no different maximum speeds throughout Jefferson County. The fastest plan anyone in Jefferson County can order from Farmers goes up to 1,000 Mbps, and all Jefferson County customers can get this speed.
Show all download speeds
- 100.0% up to 1,000.0 Mbps
Farmers Telephone Company (Iowa) fiber upload speeds
In Jefferson County download speeds tend to be equal to than upload speeds for Farmers fiber. Compared to other ISPs, Farmers is above average where upload speeds are concerned, and one of the slowest compared to other Jefferson County fiber providers. Farmers offers no different upload speeds across the county. The fastest upload speed available to anyone from this ISP in Jefferson County is up to 1,000 Mbps, which is available to everyone covered.
Show all upload speeds
- 100.0% up to 1,000.0 Mbps
KCTC Fiber in Jefferson County, IA
KCTC fiber coverage
About 5.32%, or 834 people, have KCTC fiber internet available to them in the county. The company covers the southeast, northwest, northeast, east, and north Jefferson County area. KCTC is a large internet service provider internet service providers in the US, with internet service available in a very small piece of Jefferson County.
KCTC fiber download speeds
KCTC is above average when comparing download speeds to all other internet providers in Jefferson County. Versus other fiber providers in the area, KCTC fiber is one of the slowest. There are no different maximum speeds throughout Jefferson County. The fastest plan anyone in Jefferson County can order from KCTC goes up to 1,000 Mbps, and all Jefferson County customers can get this speed.
Show all download speeds
- 100.0% up to 1,000.0 Mbps
KCTC fiber upload speeds
In Jefferson County download speeds tend to be equal to than upload speeds for KCTC fiber. Compared to other ISPs, KCTC is above average where upload speeds are concerned, and one of the slowest compared to other Jefferson County fiber providers. KCTC offers no different upload speeds across the county. The fastest upload speed available to anyone from this ISP in Jefferson County is up to 1,000 Mbps, which is available to everyone covered.
Show all upload speeds
- 100.0% up to 1,000.0 Mbps
Jefferson County Fiber by Area
This information is most helpful to those looking for homes or considering moving to Jefferson County or any of the areas nearby.
How does fiber internet in Jefferson County compare to the rest of Iowa?
Fiber internet speeds in Jefferson County are much faster versus the average speeds in Iowa: 0.00 Mbps in Iowa versus 1,041 Mbps in the county. The state has similar fiber availability compared to the county. Average fiber coverage in Iowa is 0.00% versus 79.51% in Jefferson County.
What zip codes have fiber internet?
Fiber internet coverage varies by zip code and neighborhood. Some examples in or around Jefferson 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
- Henry County, IA: less fiber coverage, faster speeds
- Wapello County, IA: less fiber coverage, faster speeds
- Monroe County, IA: less fiber coverage, slower speeds
- Lucas County, IA: less fiber coverage, faster speeds
- Knox County, IL: more fiber coverage, faster speeds
- Clarke County, IA: less fiber coverage, faster speeds
- Stark County, IL: less fiber coverage, slower speeds
- Union County, IA: less fiber coverage, faster speeds
- Marshall County, IL: less fiber coverage, faster speeds
- Adams County, IA: less fiber coverage, slower speeds
Counties with Similar Populations
- Crawford County, MO: less fiber coverage, faster speeds
- Wilcox County, AL: less fiber coverage, slower speeds
- Wilcox County, GA: less fiber coverage, faster speeds
- Wilkes County, GA: more fiber coverage, slower speeds
- Cumberland County, IL: less fiber coverage, faster speeds
- Crowley County, CO: less fiber coverage, slower speeds
- Cross County, AR: more fiber coverage, faster speeds
- Crook County, OR: less fiber coverage, slower speeds
- Crockett County, TN: more fiber coverage, slower speeds
- Crittenden County, KY: less fiber coverage, faster speeds