In Sierra Vista there is 1 residential DSL provider covering 96.98% of the city. The average home can get speeds up to 35 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 Vista, AZ.
To see availability maps for all providers including fiber, cable, DSL, and more in Sierra Vista, AZ please click below.
Sierra Vista, AZ Availability Maps
DSL Internet Service Provider in Sierra Vista
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 Vista are not shown.
Sierra Vista 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 Vista is DSL internet available?
DSL Internet Availability Key
DSL is available in 96.98% of Sierra Vista. 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 Sierra Vista above to see who has service at your home.
How fast is DSL internet in Sierra Vista?
The map below shows maximum DSL internet speeds by area in Sierra Vista.
DSL Internet Speed Key
The average Sierra Vista home can get up to 35 Mbps on their DSL internet plan. The fastest DSL download speed in the city is 140 Mbps, which less than 1% of residents can get. Some homes and apartments do not have access to these speeds. On the slower end, for example, 48.41% 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 Vista.
DSL internet speeds tend to be faster in the southeast parts of Sierra Vista, and slower in the northwest areas of the city.
Is DSL the fastest internet I can get in Sierra Vista?
The fastest internet for you may vary based on where in Sierra Vista you live. In general, cable competes most often with DSL in the city.
- Fiber is the fastest internet type for 28.17% of Sierra Vista homes.
- Cable is fastest for 68.94% of the city.
- DSL is fastest for less than 1%.
- Fixed wireless is fastest for 2.76%.
- Satellite internet may be the only option for less than 1% of Sierra Vista homes.
DSL Providers in Depth
Below you'll find which TV and internet providers offer service in Sierra Vista, along with details on where in Sierra Vista and at what speeds.
Centurylink DSL in Sierra Vista, AZ
Centurylink DSL coverage
About 96.98%, or 39,448 people, have Centurylink DSL internet available to them in the city. The company covers the entire Sierra Vista area. Centurylink is one of the largest internet service providers internet service providers in the US, with internet service available in most of Sierra Vista.
Centurylink DSL download speeds
Centurylink is below average when comparing download speeds to all other internet providers in Sierra Vista. Versus other DSL providers in the area, Centurylink DSL is the fastest. There are 6 different maximum speeds throughout Sierra Vista. The fastest plan anyone in Sierra Vista can order from Centurylink goes up to 140 Mbps, the slowest package only goes up to 10 Mbps, and the city-wide average maximum speed for Sierra Vista customers is up to 35 Mbps.
Show all download speeds
- 0.8% up to 140.0 Mbps
- 4.5% up to 100.0 Mbps
- 10.0% up to 80.0 Mbps
- 11.0% up to 60.0 Mbps
- 23.7% up to 40.0 Mbps
- 49.9% up to 10.0 Mbps
Centurylink DSL upload speeds
In Sierra Vista 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 Sierra Vista DSL providers. Centurylink offers 6 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 Sierra Vista is up to 40 Mbps. Some customers have slower plan choices, which only go up to 1.0 Mbps. On average, Centurylink customers can get speeds up to 4.1 Mbps.
Show all upload speeds
- 1.8% up to 40.0 Mbps
- 1.5% up to 20.0 Mbps
- 12.8% up to 10.0 Mbps
- 14.2% up to 5.0 Mbps
- 19.8% up to 3.0 Mbps
- 49.9% up to 1.0 Mbps
Sierra Vista DSL by Area
This information is most helpful to those looking for homes or considering moving to Sierra Vista or any of the areas nearby.
How does DSL internet in Sierra Vista compare to the rest of Arizona?
DSL internet speeds in Sierra Vista are much faster versus the average speeds in Arizona: 0.00 Mbps in Arizona versus 35 Mbps in the city. The state has similar DSL availability compared to the city. Average DSL coverage in Arizona is 0.00% versus 96.98% in Sierra Vista.
What zip codes have DSL internet?
DSL internet coverage varies by zip code and neighborhood. Some examples in or around Sierra Vista 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
- Village Meadows, AZ: more DSL coverage, faster speeds
- Fort Huachuca, AZ: less DSL coverage, slower speeds
- Sierra Vista Southeast, AZ: less DSL coverage, slower speeds
- Huachuca City, AZ: less DSL coverage, slower speeds
- Nicksville, AZ: less DSL coverage, faster speeds
- Elgin, AZ: less DSL coverage, faster speeds
- Bisbee, AZ: less DSL coverage, faster speeds
- Sonoita, AZ: less DSL coverage, slower speeds
- Patagonia, AZ: less DSL coverage, slower speeds
- McNeal, AZ: less DSL coverage, faster speeds
Cities with Similar Populations
- Streamwood, IL: more DSL coverage, faster speeds
- Haines City, FL: less DSL coverage, slower speeds
- Aguadilla, PR: less DSL coverage, slower speeds
- Menlo Park, CA: less DSL coverage, faster speeds
- Monrovia, CA: less DSL coverage, slower speeds
- Redmond, OR: more DSL coverage, faster speeds
- Romeoville, IL: less DSL coverage, faster speeds
- Shelton, CT: less DSL coverage, faster speeds
- Sherwood, AR: less DSL coverage, faster speeds
- Thibodaux, LA: less DSL coverage, faster speeds