In Decatur City there are 6 residential internet providers covering 95.20% of the city. The average home can get speeds up to 1,000 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.
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6 Internet Service Providers in Decatur City
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 Decatur City are not shown.
Decatur City 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
Availability maps for all providers in Decatur City
Using the dropdown below, please select a provider. Green indicates nearly all homes have service, red indicates few homes have service, and blank indicates no service.
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Internet service is available in 95.20% of Decatur City. Using our interactive availability map, you can compare service areas for different providers, we include fiber, cable, DSL, or fixed wireless internet service for all providers who offer it. You will notice that some providers might be listed multiple times for each service. If you find no providers cover the location you're looking at, you can opt for satellite service. The most widely available provider is GRM Networks. Now you can call companies in Decatur City with more confidence that they might be available.
How fast are internet speeds in Decatur City?
The map below shows maximum internet speeds by area in Decatur City.
Internet Speed Key
The average Decatur City home can get up to 1,000 Mbps on their internet plan. For most people, the fastest download speed in the city is 1,000 Mbps, which 95.20% of residents can get.
What type of internet should I choose in Decatur City?
The fastest internet for you may vary based on where in Decatur City you live. If speed is your main concern, fiber will be the fastest internet in the city.
- Fiber is the fastest internet type for 95.20% of Decatur City homes.
- Cable is fastest for less than 1% of the city.
- DSL is fastest for less than 1%.
- Fixed wireless is fastest for less than 1%.
- Satellite internet may be the only option for 4.80% of Decatur City homes.
Internet Market Health in Decatur City
Internet Competition Key
The map shows how competitive the Decatur City internet service market is. Areas in green have more alternatives, areas in yellow have a few choices, and areas in red may have only one provider. More competition usually means faster speeds and better prices for you, the customer.
Below are quick facts on internet competition and market health in Decatur City based on what connections the average home has availabile:
- Average number of internet service providers to a home: 3.6 (unhealthy)
- Average types of service (fiber, cable, DSL, etc): 2.6 (healthy)
- Average providers with broadband (25 Mbps+) speeds: 3.5 (unhealthy)
Overall, competition is unhealthy.
Decatur City internet customers have the ability to buy internet service from 1 to 4 different providers, depending on where they live. For different types of service, Decatur City homes have between 1 and 3 options. The type(s) of service available are fiber, fixed wireless, and cable, though these may vary depending on the region within the city.
When it comes to broadband download speeds faster than 25 Mbps, the situation is worse. Decatur City internet customers who want faster speeds have between 1 and 4 choices of companies offering speeds up to or over 25 Mbps.
More internet companies with faster speeds means fewer monopolies and better prices for customers. In promoting a free market for internet, Decatur City needs improvement.
TV & Internet Providers in Depth
Below you'll find which TV and internet providers offer service in Decatur City, along with details on where in Decatur City and at what speeds.
GRM Networks Fiber in Decatur City, IA
GRM Networks fiber coverage
About 95.20%, or 218 people, have GRM Networks fiber internet available to them in the city. The company covers the entire Decatur City area. GRM Networks is a large internet service provider internet service providers in the US, with internet service available in most of Decatur City.
GRM Networks fiber download speeds
GRM Networks is one of the fastest when comparing download speeds to all other internet providers in Decatur City. Versus other fiber providers in the area, GRM Networks fiber is the fastest. There are no different maximum speeds throughout Decatur City. The fastest plan anyone in Decatur City can order from GRM Networks goes up to 1,000 Mbps, and all Decatur City customers can get this speed.
Show all download speeds
- 100.0% up to 1,000.0 Mbps
GRM Networks fiber upload speeds
In Decatur City download speeds tend to be equal to than upload speeds for GRM Networks fiber. Compared to other ISPs, GRM Networks is the fastest where upload speeds are concerned, and the fastest compared to other Decatur City fiber providers. GRM Networks offers no different upload speeds across the city. The fastest upload speed available to anyone from this ISP in Decatur City is up to 1,000 Mbps, which is available to everyone covered.
Show all upload speeds
- 100.0% up to 1,000.0 Mbps
Mediacom Cable in Decatur City, IA
Mediacom cable coverage
About 61.14%, or 140 people, have Mediacom cable internet available to them in the city. The company covers the north, northeast, east, and central Decatur City area. Mediacom is one of the largest internet service providers internet service providers in the US, with internet service available in a majority of Decatur City.
Mediacom cable download speeds
Mediacom is one of the fastest when comparing download speeds to all other internet providers in Decatur City. Versus other cable providers in the area, Mediacom cable is the fastest. There are no different maximum speeds throughout Decatur City. The fastest plan anyone in Decatur City can order from Mediacom goes up to 1,000 Mbps, and all Decatur City customers can get this speed.
Show all download speeds
- 100.0% up to 1,000.0 Mbps
Mediacom cable upload speeds
In Decatur City download speeds tend to be faster than than upload speeds for Mediacom cable. Compared to other ISPs, Mediacom is below average where upload speeds are concerned, and the fastest compared to other Decatur City cable providers. Mediacom offers no different upload speeds across the city. The fastest upload speed available to anyone from this ISP in Decatur City is up to 50 Mbps, which is available to everyone covered.
Show all upload speeds
- 100.0% up to 50.0 Mbps
US Cellular Fixed Wireless in Decatur City, IA
US Cellular fixed wireless coverage
About 94.32%, or 216 people, have US Cellular fixed wireless internet available to them in the city. The company covers the north, northeast, southeast, east, central, southwest, south, and northwest Decatur City area. US Cellular is one of the largest internet service providers internet service providers in the US, with internet service available in most of Decatur City.
US Cellular fixed wireless download speeds
US Cellular is the slowest when comparing download speeds to all other internet providers in Decatur City. Versus other fixed wireless providers in the area, US Cellular fixed wireless is the slowest. There are 2 different maximum speeds throughout Decatur City. The fastest plan anyone in Decatur City can order from US Cellular goes up to 25 Mbps, the slowest package only goes up to 10 Mbps, and the city-wide average maximum speed for Decatur City customers is up to 23 Mbps.
Show all download speeds
- 88.0% up to 25.0 Mbps
- 12.0% up to 10.0 Mbps
US Cellular fixed wireless upload speeds
In Decatur City download speeds tend to be faster than than upload speeds for US Cellular fixed wireless. Compared to other ISPs, US Cellular is the slowest where upload speeds are concerned, and the slowest compared to other Decatur City fixed wireless providers. US Cellular offers 2 different upload speeds across the city, so your internet plan's upload speed may vary by neighborhood . The fastest upload speed available to anyone from this ISP in Decatur City is up to 3.0 Mbps. Some customers have slower plan choices, which only go up to 1.0 Mbps. On average, US Cellular customers can get speeds up to 2.8 Mbps.
Show all upload speeds
- 88.0% up to 3.0 Mbps
- 12.0% up to 1.0 Mbps
T-Mobile Home Internet Fixed Wireless in Decatur City, IA
T-Mobile Home Internet fixed wireless coverage
About 90.83%, or 208 people, have T-Mobile Home Internet fixed wireless internet available to them in the city. The company covers the north, northeast, southeast, central, east, southwest, south, and northwest Decatur City area. T-Mobile Home Internet is one of the largest internet service providers internet service providers in the US, with internet service available in most of Decatur City.
T-Mobile Home Internet fixed wireless download speeds
T-Mobile Home Internet is below average when comparing download speeds to all other internet providers in Decatur City. Versus other fixed wireless providers in the area, T-Mobile Home Internet fixed wireless is the fastest. There are 2 different maximum speeds throughout Decatur City. The fastest plan anyone in Decatur City can order from T-Mobile Home Internet goes up to 100 Mbps, the slowest package only goes up to 25 Mbps, and the city-wide average maximum speed for Decatur City customers is up to 72 Mbps.
Show all download speeds
- 62.5% up to 100.0 Mbps
- 37.5% up to 25.0 Mbps
T-Mobile Home Internet fixed wireless upload speeds
In Decatur City download speeds tend to be faster than than upload speeds for T-Mobile Home Internet fixed wireless. Compared to other ISPs, T-Mobile Home Internet is below average where upload speeds are concerned, and the fastest compared to other Decatur City fixed wireless providers. T-Mobile Home Internet offers 2 different upload speeds across the city, so your internet plan's upload speed may vary by neighborhood . The fastest upload speed available to anyone from this ISP in Decatur City is up to 20 Mbps. Some customers have slower plan choices, which only go up to 3.0 Mbps. On average, T-Mobile Home Internet customers can get speeds up to 14 Mbps.
Show all upload speeds
- 62.5% up to 20.0 Mbps
- 37.5% up to 3.0 Mbps
Decatur City Internet by Area
This information is most helpful to those looking for homes or considering moving to Decatur City or any of the areas nearby.
How does internet in Decatur City compare to the rest of Iowa?
Internet speeds in Decatur City are slower versus the average speeds in Iowa: 2,759 Mbps in Iowa versus 1,000 Mbps in the city. The state has similar internet availability compared to the city. Average internet coverage in Iowa is 98.80% versus 95.20% in Decatur City.
What zip codes have widespread internet?
Internet coverage varies by zip code and neighborhood. Some examples in or around Decatur City are shown below. You can enter any zip code here to see TV and internet providers by zip code.
What does internet service look like in other cities?
Below are cities nearby and with similar populations. This comparison can be useful if living somewhere with fast internet is important to you.
Nearby Cities
- Decatur, IA: more internet coverage, similar speeds
- Leon, IA: more internet coverage, similar speeds
- Davis City, IA: more internet coverage, similar speeds
- Lamoni, IA: less internet coverage, similar speeds
- Van Wert, IA: more internet coverage, slower speeds
- Grand River, IA: more internet coverage, similar speeds
- Kellerton, IA: more internet coverage, slower speeds
- Pleasanton, IA: more internet coverage, similar speeds
- Woodland, IA: more internet coverage, similar speeds
- High Point, IA: more internet coverage, similar speeds
Cities with Similar Populations
- Pleasant Ridge, KY: more internet coverage, faster speeds
- Monford, KY: more internet coverage, similar speeds
- Monse, WA: less internet coverage, slower speeds
- Monterville, WV: less internet coverage, faster speeds
- Perry Mills, NY: more internet coverage, slower speeds
- Perth, VA: more internet coverage, slower speeds
- Piggtown, MS: more internet coverage, slower speeds
- Piney Grove, AL: more internet coverage, similar speeds
- Pitt, MN: more internet coverage, slower speeds
- Plano, IA: more internet coverage, slower speeds