In Oldham there is 1 residential DSL provider covering 10.61% of the city. The average home can get speeds up to 10 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 Oldham, SD.
To see availability maps for all providers including fiber, cable, DSL, and more in Oldham, SD please click below.
DSL Internet Service Provider in Oldham
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 Oldham are not shown.
Oldham 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 Oldham is DSL internet available?
DSL Internet Availability Key
DSL is available in 10.61% of Oldham. 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 Oldham above to see who has service at your home.
How fast is DSL internet in Oldham?
The map below shows maximum DSL internet speeds by area in Oldham.
DSL Internet Speed Key
The average Oldham home can get up to 10 Mbps on their DSL internet plan. The fastest DSL download speed in the city is 10 Mbps, which 10.61% of residents can get.
Is DSL the fastest internet I can get in Oldham?
The fastest internet for you may vary based on where in Oldham you live. In general, fiber competes most often with DSL in the city.
- Fiber is the fastest internet type for 99.36% of Oldham 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 less than 1% of Oldham homes.
DSL Providers in Depth
Below you'll find which TV and internet providers offer service in Oldham, along with details on where in Oldham and at what speeds.
Centurylink DSL in Oldham, SD
Centurylink DSL coverage
About 10.61%, or 33 people, have Centurylink DSL internet available to them in the city. The company covers the northwest, north, and west Oldham area. Centurylink is one of the largest internet service providers internet service providers in the US, with internet service available in a very small piece of Oldham.
Centurylink DSL download speeds
Centurylink is the slowest when comparing download speeds to all other internet providers in Oldham. Versus other DSL providers in the area, Centurylink DSL is the fastest. There are no different maximum speeds throughout Oldham. The fastest plan anyone in Oldham can order from Centurylink goes up to 10 Mbps, and all Oldham customers can get this speed.
Show all download speeds
- 100.0% up to 10.0 Mbps
Centurylink DSL upload speeds
In Oldham download speeds tend to be faster than than upload speeds for Centurylink DSL. Compared to other ISPs, Centurylink is the slowest where upload speeds are concerned, and the fastest compared to other Oldham DSL providers. Centurylink offers no different upload speeds across the city. The fastest upload speed available to anyone from this ISP in Oldham is up to 1.0 Mbps, which is available to everyone covered.
Show all upload speeds
- 100.0% up to 1.0 Mbps
Oldham DSL by Area
This information is most helpful to those looking for homes or considering moving to Oldham or any of the areas nearby.
How does DSL internet in Oldham compare to the rest of South Dakota?
DSL internet speeds in Oldham are much faster versus the average speeds in South Dakota: 0.00 Mbps in South Dakota versus 10 Mbps in the city. The state has similar DSL availability compared to the city. Average DSL coverage in South Dakota is 0.00% versus 10.61% in Oldham.
What zip codes have DSL internet?
DSL internet coverage varies by zip code and neighborhood. Some examples in or around Oldham 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
- Lake Preston, SD: more DSL coverage, faster speeds
- Cloverleaf Colony, SD: more DSL coverage, faster speeds
- Sinai, SD: less DSL coverage, similar speeds
- Arlington, SD: more DSL coverage, faster speeds
- Hetland, SD: more DSL coverage, faster speeds
- Junius, SD: more DSL coverage, similar speeds
- DeSmet, SD: more DSL coverage, faster speeds
- Prairie Village, SD: more DSL coverage, faster speeds
- Nunda, SD: less DSL coverage, similar speeds
- Madison, SD: more DSL coverage, faster speeds
Cities with Similar Populations
- Oak Ridge, NY: less DSL coverage, similar speeds
- Oakley, IA: more DSL coverage, similar speeds
- Ocotillo, CA: more DSL coverage, similar speeds
- Odaville, WV: more DSL coverage, faster speeds
- Old St. Louis, IN: more DSL coverage, similar speeds
- Oldenburg, MS: more DSL coverage, faster speeds
- Orr, KY: more DSL coverage, similar speeds
- Riverside, NM: more DSL coverage, faster speeds
- Robbinston, ME: more DSL coverage, faster speeds
- Rocky Boy, MT: less DSL coverage, faster speeds