In North Sioux City there is 1 residential DSL provider covering 68.07% of the city. The average home can get speeds up to 75 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 DSL internet providers in North Sioux City, SD.
To see availability maps for all providers including fiber, cable, DSL, and more in North Sioux City, SD please click below.
North Sioux City, SD Availability Maps
DSL Internet Service Provider in North Sioux 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 North Sioux City are not shown.
North Sioux 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
Where in North Sioux City is DSL internet available?
DSL Internet Availability Key
DSL is available in 68.07% of North Sioux City. Areas in green have DSL internet service, where areas in yellow or red may not. The most widely available provider is Centurylink. Call one of the companies with service in North Sioux City above to see who has service at your home.
How fast is DSL internet in North Sioux City?
The map below shows maximum DSL internet speeds by area in North Sioux City.
DSL Internet Speed Key
The average North Sioux City home can get up to 75 Mbps on their DSL internet plan. The fastest DSL download speed in the city is 100 Mbps, which 39.19% of residents can get. Some homes and apartments do not have access to these speeds. On the slower end, for example, 6.30% of homes can only purchase plans up to 10 Mbps. See the internet provider details below for info about their speed and coverage in North Sioux City.
DSL internet speeds tend to be faster in the southeast parts of North Sioux City, and slower in the northeast areas of the city.
Is DSL the fastest internet I can get in North Sioux City?
The fastest internet for you may vary based on where in North Sioux City you live. In general, cable competes most often with DSL in the city.
- Fiber is the fastest internet type for 1.23% of North Sioux City homes.
- Cable is fastest for 98.15% 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 less than 1% of North Sioux City homes.
DSL Providers in Depth
Below you'll find which TV and internet providers offer service in North Sioux City, along with details on where in North Sioux City and at what speeds.
Centurylink DSL in North Sioux City, SD
Centurylink DSL coverage
About 68.07%, or 5,199 people, have Centurylink DSL internet available to them in the city. The company covers the entire North Sioux City area. Centurylink is one of the largest internet service providers internet service providers in the US, with internet service available in much of North Sioux City.
Centurylink DSL download speeds
Centurylink is below average when comparing download speeds to all other internet providers in North Sioux City. Versus other DSL providers in the area, Centurylink DSL is the fastest. There are 5 different maximum speeds throughout North Sioux City. The fastest plan anyone in North Sioux City can order from Centurylink goes up to 100 Mbps, the slowest package only goes up to 10 Mbps, and the city-wide average maximum speed for North Sioux City customers is up to 75 Mbps.
Show all download speeds
- 57.6% up to 100.0 Mbps
- 6.6% up to 80.0 Mbps
- 2.4% up to 60.0 Mbps
- 24.2% up to 40.0 Mbps
- 9.3% up to 10.0 Mbps
Centurylink DSL upload speeds
In North Sioux City download speeds tend to be faster than than upload speeds for Centurylink DSL. Compared to other ISPs, Centurylink is below average where upload speeds are concerned, and the fastest compared to other North Sioux City DSL providers. Centurylink offers 4 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 North Sioux City is up to 10 Mbps. Some customers have slower plan choices, which only go up to 1.0 Mbps. On average, Centurylink customers can get speeds up to 7.4 Mbps.
Show all upload speeds
- 64.2% up to 10.0 Mbps
- 2.4% up to 5.0 Mbps
- 24.2% up to 3.0 Mbps
- 9.3% up to 1.0 Mbps
North Sioux City DSL by Area
This information is most helpful to those looking for homes or considering moving to North Sioux City or any of the areas nearby.
How does DSL internet in North Sioux City compare to the rest of South Dakota?
DSL internet speeds in North Sioux City are much faster versus the average speeds in South Dakota: 0.00 Mbps in South Dakota versus 75 Mbps in the city. The state has similar DSL availability compared to the city. Average DSL coverage in South Dakota is 0.00% versus 68.07% in North Sioux City.
What zip codes have DSL internet?
DSL internet coverage varies by zip code and neighborhood. Some examples in or around North Sioux City are shown below. You can enter any zip code here to see TV and internet providers by zip code.
What does DSL internet 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
- South Sioux City, NE: more DSL coverage, slower speeds
- Sioux City, IA: more DSL coverage, slower speeds
- Jefferson, SD: less DSL coverage, slower speeds
- Dakota City, NE: more DSL coverage, slower speeds
- Sergeant Bluff, IA: less DSL coverage, slower speeds
- Ponca, NE: more DSL coverage, slower speeds
- Hinton, IA: less DSL coverage, slower speeds
- Millnerville, IA: less DSL coverage, faster speeds
- Homer, NE: less DSL coverage, slower speeds
- Neptune, IA: less DSL coverage, slower speeds
Cities with Similar Populations
- Water Valley, MS: more DSL coverage, slower speeds
- Bayamon Gardens, PR: more DSL coverage, slower speeds
- Baxter, TN: less DSL coverage, slower speeds
- Bath, MI: less DSL coverage, slower speeds
- Beaverton, MI: less DSL coverage, slower speeds
- Waveland, MS: more DSL coverage, slower speeds
- Waverly, NY: less DSL coverage, slower speeds
- Waverly, TN: less DSL coverage, slower speeds
- Bellville, OH: more DSL coverage, slower speeds
- Vilonia, AR: more DSL coverage, faster speeds