In Williamson there are 2 residential DSL providers covering 84.61% of the city. The average home can get speeds up to 31 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 Williamson, AZ.
To see availability maps for all providers including fiber, cable, DSL, and more in Williamson, AZ please click below.
Williamson, AZ Availability Maps
DSL Internet Service Providers in Williamson
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 Williamson are not shown.
Williamson 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 Williamson is DSL internet available?
DSL Internet Availability Key
DSL is available in 84.61% of Williamson. 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 Williamson above to see who has service at your home.
How fast is DSL internet in Williamson?
The map below shows maximum DSL internet speeds by area in Williamson.
DSL Internet Speed Key
The average Williamson home can get up to 31 Mbps on their DSL internet plan. The fastest DSL download speed in the city is 100 Mbps, which 3.12% of residents can get. Some homes and apartments do not have access to these speeds. On the slower end, for example, 45.06% of homes can only purchase plans up to 10 Mbps. See the internet provider details below for info about their speed and coverage in Williamson.
DSL internet speeds tend to be faster in the south parts of Williamson, and slower in the east areas of the city.
Is DSL the fastest internet I can get in Williamson?
The fastest internet for you may vary based on where in Williamson you live. In general, cable competes most often with DSL in the city.
- Fiber is the fastest internet type for 10.29% of Williamson homes.
- Cable is fastest for 77.23% of the city.
- DSL is fastest for less than 1%.
- Fixed wireless is fastest for 12.13%.
- Satellite internet may be the only option for less than 1% of Williamson homes.
DSL Providers in Depth
Below you'll find which TV and internet providers offer service in Williamson, along with details on where in Williamson and at what speeds.
Centurylink DSL in Williamson, AZ
Centurylink DSL coverage
About 83.75%, or 4,959 people, have Centurylink DSL internet available to them in the city. The company covers the entire Williamson area. Centurylink is one of the largest internet service providers internet service providers in the US, with internet service available in much of Williamson.
Centurylink DSL download speeds
Centurylink is below average when comparing download speeds to all other internet providers in Williamson. Versus other DSL providers in the area, Centurylink DSL is the fastest. There are 5 different maximum speeds throughout Williamson. The fastest plan anyone in Williamson 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 Williamson customers is up to 31 Mbps.
Show all download speeds
- 3.7% up to 100.0 Mbps
- 1.7% up to 80.0 Mbps
- 23.5% up to 60.0 Mbps
- 17.3% up to 40.0 Mbps
- 53.8% up to 10.0 Mbps
Centurylink DSL upload speeds
In Williamson 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 Williamson 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 Williamson 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 2.8 Mbps.
Show all upload speeds
- 5.4% up to 10.0 Mbps
- 23.5% up to 5.0 Mbps
- 17.3% up to 3.0 Mbps
- 53.8% up to 1.0 Mbps
Ponderosa DSL in Williamson, AZ
Ponderosa DSL coverage
About 3.14%, or 186 people, have Ponderosa DSL internet available to them in the city. The company covers the northwest Williamson area. Ponderosa is a large internet service provider internet service providers in the US, with internet service available in a very small piece of Williamson.
Ponderosa DSL download speeds
Ponderosa is below average when comparing download speeds to all other internet providers in Williamson. Versus other DSL providers in the area, Ponderosa DSL is the slowest. There are 2 different maximum speeds throughout Williamson. The fastest plan anyone in Williamson can order from Ponderosa goes up to 50 Mbps, the slowest package only goes up to 25 Mbps, and the city-wide average maximum speed for Williamson customers is up to 27 Mbps.
Show all download speeds
- 6.5% up to 50.0 Mbps
- 93.5% up to 25.0 Mbps
Ponderosa DSL upload speeds
In Williamson download speeds tend to be faster than than upload speeds for Ponderosa DSL. Compared to other ISPs, Ponderosa is below average where upload speeds are concerned, and the fastest compared to other Williamson DSL providers. Ponderosa offers 2 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 Williamson is up to 5.0 Mbps. Some customers have slower plan choices, which only go up to 3.0 Mbps. On average, Ponderosa customers can get speeds up to 3.1 Mbps.
Show all upload speeds
- 6.5% up to 5.0 Mbps
- 93.5% up to 3.0 Mbps
Williamson DSL by Area
This information is most helpful to those looking for homes or considering moving to Williamson or any of the areas nearby.
How does DSL internet in Williamson compare to the rest of Arizona?
DSL internet speeds in Williamson are much faster versus the average speeds in Arizona: 0.00 Mbps in Arizona versus 31 Mbps in the city. The state has similar DSL availability compared to the city. Average DSL coverage in Arizona is 0.00% versus 84.61% in Williamson.
What zip codes have DSL internet?
DSL internet coverage varies by zip code and neighborhood. Some examples in or around Williamson 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
- Chino Valley, AZ: more DSL coverage, faster speeds
- Prescott, AZ: more DSL coverage, faster speeds
- Forbing Park, AZ: more DSL coverage, faster speeds
- Miller Valley, AZ: more DSL coverage, faster speeds
- Prescott Valley, AZ: more DSL coverage, faster speeds
- Skull Valley, AZ: less DSL coverage, slower speeds
- Dewey, AZ: less DSL coverage, faster speeds
- Dewey-Humboldt, AZ: less DSL coverage, slower speeds
- Humboldt, AZ: less DSL coverage, slower speeds
- Jerome, AZ: more DSL coverage, faster speeds
Cities with Similar Populations
- Belvedere, SC: less DSL coverage, slower speeds
- Barnesville, OH: less DSL coverage, slower speeds
- Barrington Hills, IL: more DSL coverage, faster speeds
- Bartonville, IL: less DSL coverage, slower speeds
- Belden, MS: less DSL coverage, slower speeds
- Belleville, WI: more DSL coverage, faster speeds
- Bellevue, KY: less DSL coverage, faster speeds
- Bellevue, MI: less DSL coverage, slower speeds
- Barling, AR: less DSL coverage, faster speeds
- Berkeley, IL: less DSL coverage, faster speeds