In 51521 there are 13 residential internet providers covering 99.41% of the zip. The average home can get speeds up to 941 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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13 Internet Service Providers in 51521
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 51521 are not shown.
51521 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 51521
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.
Please note some providers will take longer to load than others
Internet service is available in 99.41% of 51521. 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 Marne & Elk Horn Telephone Company. Now you can call companies in 51521 with more confidence that they might be available.
How fast are internet speeds in 51521?
The map below shows maximum internet speeds by area in 51521.
Internet Speed Key
The average 51521 home can get up to 941 Mbps on their internet plan. For most people, the fastest download speed in the zip is 1,000 Mbps, which 91.41% of residents can get. Some homes and apartments do not have access to these speeds. On the slower end, for example, less than 1% of homes can only purchase plans up to 25 Mbps. See the internet provider details below for info about their speed and coverage in 51521.
Internet speeds tend to be faster in the central parts of 51521, and slower in the northwest areas of the zip.
What type of internet should I choose in 51521?
The fastest internet for you may vary based on where in 51521 you live. If speed is your main concern, fiber will be the fastest internet in the zip.
- Fiber is the fastest internet type for 89.91% of 51521 homes.
- Cable is fastest for less than 1% of the zip.
- DSL is fastest for 1.18%.
- Fixed wireless is fastest for 8.32%.
- Satellite internet may be the only option for less than 1% of 51521 homes.
Internet Market Health in 51521
Internet Competition Key
The map shows how competitive the 51521 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 51521 based on what connections the average home has availabile:
- Average number of internet service providers to a home: 7.4 (very healthy)
- Average types of service (fiber, cable, DSL, etc): 3.5 (very healthy)
- Average providers with broadband (25 Mbps+) speeds: 6.2 (very healthy)
Overall, competition is very healthy.
51521 internet customers have the ability to buy internet service from 1 to 10 different providers, depending on where they live. For different types of service, 51521 homes have between 1 and 4 options. The type(s) of service available are fixed wireless, fiber, dsl, and cable, though these may vary depending on the region within the zip.
When it comes to broadband download speeds faster than 25 Mbps, the situation is worse. 51521 internet customers who want faster speeds have between 1 and 9 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, 51521 is doing quite well.
TV & Internet Providers in Depth
Below you'll find which TV and internet providers offer service in 51521, along with details on where in 51521 and at what speeds.
Marne & Elk Horn Telephone Company Fiber in 51521, IA
Marne & Elk Horn Telephone Company fiber coverage
About 88.29%, or 1,952 people, have Marne & Elk Horn Telephone Company fiber internet available to them in the zip. The company covers the entire 51521 area. Marne & Elk Horn Telephone Company is a small internet service provider internet service providers in the US, with internet service available in most of 51521.
Marne & Elk Horn Telephone Company fiber download speeds
Marne & Elk Horn Telephone Company is one of the fastest when comparing download speeds to all other internet providers in 51521. Versus other fiber providers in the area, Marne & Elk Horn Telephone Company fiber is one of the fastest. There are no different maximum speeds throughout 51521. The fastest plan anyone in 51521 can order from Marne & Elk Horn Telephone Company goes up to 1,000 Mbps, and all 51521 customers can get this speed.
Show all download speeds
- 100.0% up to 1,000.0 Mbps
Marne & Elk Horn Telephone Company fiber upload speeds
In 51521 download speeds tend to be equal to than upload speeds for Marne & Elk Horn Telephone Company fiber. Compared to other ISPs, Marne & Elk Horn Telephone Company is one of the fastest where upload speeds are concerned, and one of the fastest compared to other 51521 fiber providers. Marne & Elk Horn Telephone Company offers no different upload speeds across the zip. The fastest upload speed available to anyone from this ISP in 51521 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 DSL in 51521, IA
Windstream DSL coverage
About 80.73%, or 1,785 people, have Windstream DSL internet available to them in the zip. The company covers the entire 51521 area. Windstream is one of the largest internet service providers internet service providers in the US, with internet service available in much of 51521.
Windstream DSL download speeds
Windstream is below average when comparing download speeds to all other internet providers in 51521. Versus other DSL providers in the area, Windstream DSL is the fastest. There are 4 different maximum speeds throughout 51521. The fastest plan anyone in 51521 can order from Windstream goes up to 200 Mbps, the slowest package only goes up to 10 Mbps, and the zip-wide average maximum speed for 51521 customers is up to 83 Mbps.
Show all download speeds
- 14.4% up to 200.0 Mbps
- 46.6% up to 100.0 Mbps
- 9.1% up to 50.0 Mbps
- 29.9% up to 10.0 Mbps
Windstream DSL upload speeds
In 51521 download speeds tend to be faster than than upload speeds for Windstream DSL. Compared to other ISPs, Windstream is below average where upload speeds are concerned, and the fastest compared to other 51521 DSL providers. Windstream offers 7 different upload speeds across the zip, so your internet plan's upload speed may vary by neighborhood . The fastest upload speed available to anyone from this ISP in 51521 is up to 52 Mbps. Some customers have slower plan choices, which only go up to 1.0 Mbps. On average, Windstream customers can get speeds up to 25 Mbps.
Show all upload speeds
- 32.9% up to 52.0 Mbps
- 12.1% up to 32.0 Mbps
- 6.2% up to 23.0 Mbps
- 9.8% up to 17.0 Mbps
- 4.6% up to 12.0 Mbps
- 4.5% up to 3.0 Mbps
- 29.9% up to 1.0 Mbps
Mediacom Cable in 51521, IA
Mediacom cable coverage
About 76.44%, or 1,690 people, have Mediacom cable internet available to them in the zip. The company covers the central, northeast, east, southwest, west, south, southeast, and north 51521 area. Mediacom is one of the largest internet service providers internet service providers in the US, with internet service available in much of 51521.
Mediacom cable download speeds
Mediacom is one of the fastest when comparing download speeds to all other internet providers in 51521. Versus other cable providers in the area, Mediacom cable is the fastest. There are no different maximum speeds throughout 51521. The fastest plan anyone in 51521 can order from Mediacom goes up to 1,000 Mbps, and all 51521 customers can get this speed.
Show all download speeds
- 100.0% up to 1,000.0 Mbps
Mediacom cable upload speeds
In 51521 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 51521 cable providers. Mediacom offers no different upload speeds across the zip. The fastest upload speed available to anyone from this ISP in 51521 is up to 50 Mbps, which is available to everyone covered.
Show all upload speeds
- 100.0% up to 50.0 Mbps
Windstream Fiber in 51521, IA
Windstream fiber coverage
About 59.29%, or 1,311 people, have Windstream fiber internet available to them in the zip. The company covers the central, east, southwest, west, northeast, south, and southeast 51521 area. Windstream is one of the largest internet service providers internet service providers in the US, with internet service available in a majority of 51521.
Windstream fiber download speeds
Windstream is one of the fastest when comparing download speeds to all other internet providers in 51521. Versus other fiber providers in the area, Windstream fiber is one of the fastest. There are no different maximum speeds throughout 51521. The fastest plan anyone in 51521 can order from Windstream goes up to 1,000 Mbps, and all 51521 customers can get this speed.
Show all download speeds
- 100.0% up to 1,000.0 Mbps
Windstream fiber upload speeds
In 51521 download speeds tend to be equal to than upload speeds for Windstream fiber. Compared to other ISPs, Windstream is one of the fastest where upload speeds are concerned, and one of the fastest compared to other 51521 fiber providers. Windstream offers no different upload speeds across the zip. The fastest upload speed available to anyone from this ISP in 51521 is up to 1,000 Mbps, which is available to everyone covered.
Show all upload speeds
- 100.0% up to 1,000.0 Mbps
FMCTC Fiber in 51521, IA
FMCTC fiber coverage
About 5.16%, or 114 people, have FMCTC fiber internet available to them in the zip. The company covers the southwest, northeast, southeast, northwest, and west 51521 area. FMCTC is a small internet service provider internet service providers in the US, with internet service available in a very small piece of 51521.
FMCTC fiber download speeds
FMCTC is average when comparing download speeds to all other internet providers in 51521. Versus other fiber providers in the area, FMCTC fiber is the slowest. There are no different maximum speeds throughout 51521. The fastest plan anyone in 51521 can order from FMCTC goes up to 400 Mbps, and all 51521 customers can get this speed.
Show all download speeds
- 100.0% up to 400.0 Mbps
FMCTC fiber upload speeds
In 51521 download speeds tend to be faster than than upload speeds for FMCTC fiber. Compared to other ISPs, FMCTC is below average where upload speeds are concerned, and the slowest compared to other 51521 fiber providers. FMCTC offers no different upload speeds across the zip. The fastest upload speed available to anyone from this ISP in 51521 is up to 100 Mbps, which is available to everyone covered.
Show all upload speeds
- 100.0% up to 100.0 Mbps
T-Mobile Home Internet Fixed Wireless in 51521, IA
T-Mobile Home Internet fixed wireless coverage
About 98.28%, or 2,173 people, have T-Mobile Home Internet fixed wireless internet available to them in the zip. The company covers the entire 51521 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 51521.
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 51521. Versus other fixed wireless providers in the area, T-Mobile Home Internet fixed wireless is below average. There are 2 different maximum speeds throughout 51521. The fastest plan anyone in 51521 can order from T-Mobile Home Internet goes up to 100 Mbps, the slowest package only goes up to 25 Mbps, and the zip-wide average maximum speed for 51521 customers is up to 80 Mbps.
Show all download speeds
- 73.9% up to 100.0 Mbps
- 26.1% up to 25.0 Mbps
T-Mobile Home Internet fixed wireless upload speeds
In 51521 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 below average compared to other 51521 fixed wireless providers. T-Mobile Home Internet offers 2 different upload speeds across the zip, so your internet plan's upload speed may vary by neighborhood . The fastest upload speed available to anyone from this ISP in 51521 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 16 Mbps.
Show all upload speeds
- 73.9% up to 20.0 Mbps
- 26.1% up to 3.0 Mbps
Nextlink Fixed Wireless in 51521, IA
Nextlink fixed wireless coverage
About 92.94%, or 2,055 people, have Nextlink fixed wireless internet available to them in the zip. The company covers the entire 51521 area. Nextlink is one of the largest internet service providers internet service providers in the US, with internet service available in most of 51521.
Nextlink fixed wireless download speeds
Nextlink is above average when comparing download speeds to all other internet providers in 51521. Versus other fixed wireless providers in the area, Nextlink fixed wireless is the fastest. There are 3 different maximum speeds throughout 51521. The fastest plan anyone in 51521 can order from Nextlink goes up to 1,000 Mbps, the slowest package only goes up to 100 Mbps, and the zip-wide average maximum speed for 51521 customers is up to 829 Mbps.
Show all download speeds
- 80.3% up to 1,000.0 Mbps
- 1.7% up to 500.0 Mbps
- 18.0% up to 100.0 Mbps
Nextlink fixed wireless upload speeds
In 51521 download speeds tend to be faster than than upload speeds for Nextlink fixed wireless. Compared to other ISPs, Nextlink is above average where upload speeds are concerned, and the fastest compared to other 51521 fixed wireless providers. Nextlink offers 3 different upload speeds across the zip, so your internet plan's upload speed may vary by neighborhood . The fastest upload speed available to anyone from this ISP in 51521 is up to 1,000 Mbps. Some customers have slower plan choices, which only go up to 20 Mbps. On average, Nextlink customers can get speeds up to 808 Mbps.
Show all upload speeds
- 80.3% up to 1,000.0 Mbps
- 1.7% up to 100.0 Mbps
- 18.0% up to 20.0 Mbps
US Cellular Fixed Wireless in 51521, IA
US Cellular fixed wireless coverage
About 89.78%, or 1,985 people, have US Cellular fixed wireless internet available to them in the zip. The company covers the entire 51521 area. US Cellular is one of the largest internet service providers internet service providers in the US, with internet service available in most of 51521.
US Cellular fixed wireless download speeds
US Cellular is the slowest when comparing download speeds to all other internet providers in 51521. Versus other fixed wireless providers in the area, US Cellular fixed wireless is the slowest. There are no different maximum speeds throughout 51521. The fastest plan anyone in 51521 can order from US Cellular goes up to 10 Mbps, and all 51521 customers can get this speed.
Show all download speeds
- 100.0% up to 10.0 Mbps
US Cellular fixed wireless upload speeds
In 51521 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 51521 fixed wireless providers. US Cellular offers no different upload speeds across the zip. The fastest upload speed available to anyone from this ISP in 51521 is up to 1.0 Mbps, which is available to everyone covered.
Show all upload speeds
- 100.0% up to 1.0 Mbps
EarthLink Fixed Wireless in 51521, IA
EarthLink fixed wireless coverage
About 58.57%, or 1,295 people, have EarthLink fixed wireless internet available to them in the zip. The company covers the northeast, central, east, west, northwest, southeast, southwest, and north 51521 area. EarthLink is one of the largest internet service providers internet service providers in the US, with internet service available in a majority of 51521.
EarthLink fixed wireless download speeds
EarthLink is below average when comparing download speeds to all other internet providers in 51521. Versus other fixed wireless providers in the area, EarthLink fixed wireless is below average. There are 2 different maximum speeds throughout 51521. The fastest plan anyone in 51521 can order from EarthLink goes up to 100 Mbps, the slowest package only goes up to 25 Mbps, and the zip-wide average maximum speed for 51521 customers is up to 30 Mbps.
Show all download speeds
- 6.1% up to 100.0 Mbps
- 93.9% up to 25.0 Mbps
EarthLink fixed wireless upload speeds
In 51521 download speeds tend to be faster than than upload speeds for EarthLink fixed wireless. Compared to other ISPs, EarthLink is below average where upload speeds are concerned, and below average compared to other 51521 fixed wireless providers. EarthLink offers 2 different upload speeds across the zip, so your internet plan's upload speed may vary by neighborhood . The fastest upload speed available to anyone from this ISP in 51521 is up to 20 Mbps. Some customers have slower plan choices, which only go up to 3.0 Mbps. On average, EarthLink customers can get speeds up to 4.0 Mbps.
Show all upload speeds
- 6.1% up to 20.0 Mbps
- 93.9% up to 3.0 Mbps
AT&T Fixed Wireless in 51521, IA
AT&T fixed wireless coverage
About 58.57%, or 1,295 people, have AT&T fixed wireless internet available to them in the zip. The company covers the northeast, central, east, west, northwest, southeast, southwest, and north 51521 area. AT&T is one of the largest internet service providers internet service providers in the US, with internet service available in a majority of 51521.
AT&T fixed wireless download speeds
AT&T is below average when comparing download speeds to all other internet providers in 51521. Versus other fixed wireless providers in the area, AT&T fixed wireless is below average. There are 2 different maximum speeds throughout 51521. The fastest plan anyone in 51521 can order from AT&T goes up to 100 Mbps, the slowest package only goes up to 25 Mbps, and the zip-wide average maximum speed for 51521 customers is up to 30 Mbps.
Show all download speeds
- 6.1% up to 100.0 Mbps
- 93.9% up to 25.0 Mbps
AT&T fixed wireless upload speeds
In 51521 download speeds tend to be faster than than upload speeds for AT&T fixed wireless. Compared to other ISPs, AT&T is below average where upload speeds are concerned, and below average compared to other 51521 fixed wireless providers. AT&T offers 2 different upload speeds across the zip, so your internet plan's upload speed may vary by neighborhood . The fastest upload speed available to anyone from this ISP in 51521 is up to 20 Mbps. Some customers have slower plan choices, which only go up to 3.0 Mbps. On average, AT&T customers can get speeds up to 4.0 Mbps.
Show all upload speeds
- 6.1% up to 20.0 Mbps
- 93.9% up to 3.0 Mbps
Western Iowa Wireless Fixed Wireless in 51521, IA
Western Iowa Wireless fixed wireless coverage
About 19.36%, or 428 people, have Western Iowa Wireless fixed wireless internet available to them in the zip. The company covers the entire 51521 area. Western Iowa Wireless is a large internet service provider internet service providers in the US, with internet service available in a small portion of 51521.
Western Iowa Wireless fixed wireless download speeds
Western Iowa Wireless is below average when comparing download speeds to all other internet providers in 51521. Versus other fixed wireless providers in the area, Western Iowa Wireless fixed wireless is above average. There are no different maximum speeds throughout 51521. The fastest plan anyone in 51521 can order from Western Iowa Wireless goes up to 300 Mbps, and all 51521 customers can get this speed.
Show all download speeds
- 100.0% up to 300.0 Mbps
Western Iowa Wireless fixed wireless upload speeds
In 51521 download speeds tend to be faster than than upload speeds for Western Iowa Wireless fixed wireless. Compared to other ISPs, Western Iowa Wireless is below average where upload speeds are concerned, and below average compared to other 51521 fixed wireless providers. Western Iowa Wireless offers no different upload speeds across the zip. The fastest upload speed available to anyone from this ISP in 51521 is up to 100 Mbps, which is available to everyone covered.
Show all upload speeds
- 100.0% up to 100.0 Mbps
Verizon Fixed Wireless in 51521, IA
Verizon fixed wireless coverage
About 4.84%, or 107 people, have Verizon fixed wireless internet available to them in the zip. The company covers the southwest, northwest, northeast, west, southeast, and east 51521 area. Verizon is one of the largest internet service providers internet service providers in the US, with internet service available in a very small piece of 51521.
Verizon fixed wireless download speeds
Verizon is below average when comparing download speeds to all other internet providers in 51521. Versus other fixed wireless providers in the area, Verizon fixed wireless is above average. There are no different maximum speeds throughout 51521. The fastest plan anyone in 51521 can order from Verizon goes up to 300 Mbps, and all 51521 customers can get this speed.
Show all download speeds
- 100.0% up to 300.0 Mbps
Verizon fixed wireless upload speeds
In 51521 download speeds tend to be faster than than upload speeds for Verizon fixed wireless. Compared to other ISPs, Verizon is below average where upload speeds are concerned, and below average compared to other 51521 fixed wireless providers. Verizon offers no different upload speeds across the zip. The fastest upload speed available to anyone from this ISP in 51521 is up to 20 Mbps, which is available to everyone covered.
Show all upload speeds
- 100.0% up to 20.0 Mbps
51521 Internet by Area
This information is most helpful to those looking for homes or considering moving to 51521 or any of the areas nearby.
How does internet in 51521 compare to the rest of Iowa?
Internet speeds in 51521 are slower versus the average speeds in Iowa: 2,759 Mbps in Iowa versus 941 Mbps in the zip. The state has similar internet availability compared to the zip. Average internet coverage in Iowa is 98.80% versus 99.41% in 51521.
What zip codes have widespread internet?
Internet coverage varies by zip code and neighborhood. Some examples in or around 51521 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 zip codes?
Below are zip codes nearby and with similar populations. This comparison can be useful if living somewhere with fast internet is important to you.
Nearby Zip Codes
- 51577, IA: more internet coverage, faster speeds
- 51570, IA: less internet coverage, slower speeds
- 51536, IA: less internet coverage, faster speeds
- 51553, IA: less internet coverage, slower speeds
- 51552, IA: more internet coverage, faster speeds
- 51560, IA: more internet coverage, faster speeds
- 51563, IA: less internet coverage, slower speeds
- 51559, IA: less internet coverage, slower speeds
- 51531, IA: more internet coverage, faster speeds
- 51544, IA: less internet coverage, faster speeds
Zip Codes with Similar Populations
- 03216, NH: more internet coverage, faster speeds
- 96025, CA: less internet coverage, faster speeds
- 88023, NM: more internet coverage, faster speeds
- 83128, WY: less internet coverage, slower speeds
- 76127, TX: less internet coverage, faster speeds
- 74032, OK: more internet coverage, faster speeds
- 72562, AR: less internet coverage, slower speeds
- 71861, AR: less internet coverage, slower speeds
- 49051, MI: more internet coverage, faster speeds
- 44867, OH: less internet coverage, slower speeds