In 51521 there are 3 residential Fiber providers covering 92.04% of the zip. The average home can get speeds up to 976 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 51521, IA.
To see availability maps for all providers including fiber, cable, DSL, and more in 51521, IA please click below.
Fiber 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
Where in 51521 is fiber internet available?
Fiber Internet Availability Key
Fiber is available in 92.04% of 51521. Areas in green have fiber internet service, where areas in yellow or red may not. The most widely available provider is Marne & Elk Horn Telephone Company. Call one of the companies with service in 51521 above to see who has service at your home.
How fast is fiber internet in 51521?
The map below shows maximum fiber internet speeds by area in 51521.
Fiber Internet Speed Key
The average 51521 home can get up to 976 Mbps on their fiber internet plan. The fastest fiber download speed in the zip is 1,000 Mbps, which 88.29% of residents can get. Some homes and apartments do not have access to these speeds. On the slower end, for example, 3.75% of homes can only purchase plans up to 400 Mbps. See the internet provider details below for info about their speed and coverage in 51521.
Fiber internet speeds tend to be faster in the central parts of 51521, and slower in the northwest areas of the zip.
Is fiber the fastest internet I can get in 51521?
The fastest internet for you may vary based on where in 51521 you live. In general, fixed wireless competes most often with fiber 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.
Fiber 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 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
51521 Fiber 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 fiber internet in 51521 compare to the rest of Iowa?
Fiber internet speeds in 51521 are much faster versus the average speeds in Iowa: 0.00 Mbps in Iowa versus 976 Mbps in the zip. The state has similar fiber availability compared to the zip. Average fiber coverage in Iowa is 0.00% versus 92.04% in 51521.
What zip codes have fiber internet?
Fiber 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 fiber internet 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 fiber coverage, faster speeds
- 51570, IA: less fiber coverage, slower speeds
- 51536, IA: more fiber coverage, slower speeds
- 51553, IA: less fiber coverage, faster speeds
- 51552, IA: more fiber coverage, faster speeds
- 51560, IA: less fiber coverage, faster speeds
- 51563, IA: less fiber coverage, slower speeds
- 51559, IA: less fiber coverage, faster speeds
- 51531, IA: more fiber coverage, faster speeds
- 51544, IA: more fiber coverage, faster speeds
Zip Codes with Similar Populations
- 03216, NH: more fiber coverage, faster speeds
- 96025, CA: less fiber coverage, faster speeds
- 83128, WY: more fiber coverage, slower speeds
- 76127, TX: less fiber coverage, faster speeds
- 74032, OK: more fiber coverage, faster speeds
- 72562, AR: less fiber coverage, faster speeds
- 71861, AR: less fiber coverage, faster speeds
- 49051, MI: less fiber coverage, faster speeds
- 44867, OH: less fiber coverage, faster speeds
- 38762, MS: less fiber coverage, faster speeds