In Sierra County there are 2 residential DSL providers covering 84.33% of the county. The average home can get speeds up to 57 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 Sierra County, NM.
To see availability maps for all providers including fiber, cable, DSL, and more in Sierra County, NM please click below.
Sierra County, NM Availability Maps
DSL Internet Service Providers in Sierra County
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 Sierra County are not shown.
Sierra County 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 Sierra County is DSL internet available?
DSL Internet Availability Key
DSL is available in 84.33% of Sierra County. Areas in green have DSL internet service, where areas in yellow or red may not. The most widely available provider is Windstream. Call one of the companies with service in Sierra County above to see who has service at your home.
How fast is DSL internet in Sierra County?
The map below shows maximum DSL internet speeds by area in Sierra County.
DSL Internet Speed Key
The average Sierra County home can get up to 57 Mbps on their DSL internet plan. The fastest DSL download speed in the county is 200 Mbps, which 11.52% of residents can get. Some homes and apartments do not have access to these speeds. On the slower end, for example, 45.10% of homes can only purchase plans up to 10 Mbps. See the internet provider details below for info about their speed and coverage in Sierra County.
DSL internet speeds tend to be faster in the south parts of Sierra County, and slower in the central areas of the county.
Is DSL the fastest internet I can get in Sierra County?
The fastest internet for you may vary based on where in Sierra County you live. In general, cable competes most often with DSL in the county.
- Fiber is the fastest internet type for 37.30% of Sierra County homes.
- Cable is fastest for 52.16% of the county.
- DSL is fastest for 4.68%.
- Fixed wireless is fastest for 4.50%.
- Satellite internet may be the only option for 1.36% of Sierra County homes.
DSL Providers in Depth
Below you'll find which TV and internet providers offer service in Sierra County, along with details on where in Sierra County and at what speeds.
Windstream DSL in Sierra County, NM
Windstream DSL coverage
About 77.64%, or 8,988 people, have Windstream DSL internet available to them in the county. The company covers the entire Sierra County area. Windstream is one of the largest internet service providers internet service providers in the US, with internet service available in much of Sierra County.
Windstream DSL download speeds
Windstream is below average when comparing download speeds to all other internet providers in Sierra County. Versus other DSL providers in the area, Windstream DSL is the fastest. There are 5 different maximum speeds throughout Sierra County. The fastest plan anyone in Sierra County can order from Windstream goes up to 200 Mbps, the slowest package only goes up to 10 Mbps, and the county-wide average maximum speed for Sierra County customers is up to 58 Mbps.
Show all download speeds
- 14.8% up to 200.0 Mbps
- 17.7% up to 100.0 Mbps
- 8.9% up to 50.0 Mbps
- 1.6% up to 25.0 Mbps
- 56.9% up to 10.0 Mbps
Windstream DSL upload speeds
In Sierra County 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 Sierra County DSL providers. Windstream offers 10 different upload speeds across the county, so your internet plan's upload speed may vary by neighborhood . The fastest upload speed available to anyone from this ISP in Sierra County 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 14 Mbps.
Show all upload speeds
- 19.4% up to 52.0 Mbps
- 0.1% up to 50.0 Mbps
- 3.3% up to 32.0 Mbps
- 4.4% up to 23.0 Mbps
- 0.8% up to 20.0 Mbps
- 4.6% up to 17.0 Mbps
- 4.2% up to 12.0 Mbps
- 0.2% up to 10.0 Mbps
- 6.2% up to 3.0 Mbps
- 56.9% up to 1.0 Mbps
Centurylink DSL in Sierra County, NM
Centurylink DSL coverage
About 6.73%, or 779 people, have Centurylink DSL internet available to them in the county. The company covers the southwest and south Sierra County 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 Sierra County.
Centurylink DSL download speeds
Centurylink is below average when comparing download speeds to all other internet providers in Sierra County. Versus other DSL providers in the area, Centurylink DSL is the slowest. There are 5 different maximum speeds throughout Sierra County. The fastest plan anyone in Sierra County can order from Centurylink goes up to 100 Mbps, the slowest package only goes up to 10 Mbps, and the county-wide average maximum speed for Sierra County customers is up to 47 Mbps.
Show all download speeds
- 0.5% up to 100.0 Mbps
- 13.9% up to 80.0 Mbps
- 26.4% up to 60.0 Mbps
- 45.2% up to 40.0 Mbps
- 14.0% up to 10.0 Mbps
Centurylink DSL upload speeds
In Sierra County 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 slowest compared to other Sierra County DSL providers. Centurylink offers 4 different upload speeds across the county, so your internet plan's upload speed may vary by neighborhood . The fastest upload speed available to anyone from this ISP in Sierra County 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 4.3 Mbps.
Show all upload speeds
- 14.4% up to 10.0 Mbps
- 26.4% up to 5.0 Mbps
- 45.2% up to 3.0 Mbps
- 14.0% up to 1.0 Mbps
Sierra County DSL by Area
This information is most helpful to those looking for homes or considering moving to Sierra County or any of the areas nearby.
How does DSL internet in Sierra County compare to the rest of New Mexico?
DSL internet speeds in Sierra County are much faster versus the average speeds in New Mexico: 0.00 Mbps in New Mexico versus 57 Mbps in the county. The state has similar DSL availability compared to the county. Average DSL coverage in New Mexico is 0.00% versus 84.33% in Sierra County.
What zip codes have DSL internet?
DSL internet coverage varies by zip code and neighborhood. Some examples in or around Sierra County 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 counties?
Below are counties nearby and with similar populations. This comparison can be useful if living somewhere with fast internet is important to you.
Nearby Counties
- Pinal County, AZ: less DSL coverage, faster speeds
- Yoakum County, TX: more DSL coverage, slower speeds
- Terry County, TX: less DSL coverage, faster speeds
- Lynn County, TX: less DSL coverage, faster speeds
- Garza County, TX: less DSL coverage, slower speeds
- Stonewall County, TX: less DSL coverage, faster speeds
- Haskell County, TX: more DSL coverage, slower speeds
- Throckmorton County, TX: less DSL coverage, faster speeds
- Young County, TX: less DSL coverage, slower speeds
- Jack County, TX: less DSL coverage, slower speeds
Counties with Similar Populations
- Fayette County, IL: less DSL coverage, slower speeds
- Eureka County, NV: less DSL coverage, slower speeds
- Evans County, GA: less DSL coverage, slower speeds
- Fairfield County, SC: less DSL coverage, slower speeds
- Fall River County, SD: less DSL coverage, slower speeds
- Falls County, TX: less DSL coverage, faster speeds
- Faribault County, MN: less DSL coverage, slower speeds
- Fayette County, AL: less DSL coverage, slower speeds
- Fayette County, IA: less DSL coverage, slower speeds
- Estill County, KY: more DSL coverage, faster speeds