In San Isabel there are 3 residential DSL providers covering 90.17% of the city. The average home can get speeds up to 14 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 San Isabel, CO.
To see availability maps for all providers including fiber, cable, DSL, and more in San Isabel, CO please click below.
San Isabel, CO Availability Maps
DSL Internet Service Providers in San Isabel
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 San Isabel are not shown.
San Isabel 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 San Isabel is DSL internet available?
DSL Internet Availability Key
DSL is available in 90.17% of San Isabel. Areas in green have DSL internet service, where areas in yellow or red may not. The most widely available provider is IT Voice. Call one of the companies with service in San Isabel above to see who has service at your home.
How fast is DSL internet in San Isabel?
The map below shows maximum DSL internet speeds by area in San Isabel.
DSL Internet Speed Key
The average San Isabel home can get up to 14 Mbps on their DSL internet plan. The fastest DSL download speed in the city is 50 Mbps, which 9.25% of residents can get. Some homes and apartments do not have access to these speeds. On the slower end, for example, 80.92% of homes can only purchase plans up to 10 Mbps. See the internet provider details below for info about their speed and coverage in San Isabel.
DSL internet speeds tend to be faster in the northeast parts of San Isabel, and slower in the southeast areas of the city.
Is DSL the fastest internet I can get in San Isabel?
The fastest internet for you may vary based on where in San Isabel you live. In general, fiber competes most often with DSL in the city.
- Fiber is the fastest internet type for 50.29% of San Isabel homes.
- Cable is fastest for less than 1% of the city.
- DSL is fastest for 19.65%.
- Fixed wireless is fastest for 20.23%.
- Satellite internet may be the only option for 9.83% of San Isabel homes.
DSL Providers in Depth
Below you'll find which TV and internet providers offer service in San Isabel, along with details on where in San Isabel and at what speeds.
IT Voice DSL in San Isabel, CO
IT Voice DSL coverage
About 73.41%, or 127 people, have IT Voice DSL internet available to them in the city. The company covers the entire San Isabel area. IT Voice is a small internet service provider internet service providers in the US, with internet service available in much of San Isabel.
IT Voice DSL download speeds
IT Voice is one of the slowest when comparing download speeds to all other internet providers in San Isabel. Versus other DSL providers in the area, IT Voice DSL is one of the slowest. There are no different maximum speeds throughout San Isabel. The fastest plan anyone in San Isabel can order from IT Voice goes up to 10 Mbps, and all San Isabel customers can get this speed.
Show all download speeds
- 100.0% up to 10.0 Mbps
IT Voice DSL upload speeds
In San Isabel download speeds tend to be faster than than upload speeds for IT Voice DSL. Compared to other ISPs, IT Voice is one of the slowest where upload speeds are concerned, and one of the slowest compared to other San Isabel DSL providers. IT Voice offers no different upload speeds across the city. The fastest upload speed available to anyone from this ISP in San Isabel is up to 1.0 Mbps, which is available to everyone covered.
Show all upload speeds
- 100.0% up to 1.0 Mbps
Centurylink DSL in San Isabel, CO
Centurylink DSL coverage
About 20.23%, or 35 people, have Centurylink DSL internet available to them in the city. The company covers the south San Isabel area. Centurylink is one of the largest internet service providers internet service providers in the US, with internet service available in a small portion of San Isabel.
Centurylink DSL download speeds
Centurylink is one of the slowest when comparing download speeds to all other internet providers in San Isabel. Versus other DSL providers in the area, Centurylink DSL is one of the slowest. There are no different maximum speeds throughout San Isabel. The fastest plan anyone in San Isabel can order from Centurylink goes up to 10 Mbps, and all San Isabel customers can get this speed.
Show all download speeds
- 100.0% up to 10.0 Mbps
Centurylink DSL upload speeds
In San Isabel download speeds tend to be faster than than upload speeds for Centurylink DSL. Compared to other ISPs, Centurylink is one of the slowest where upload speeds are concerned, and one of the slowest compared to other San Isabel DSL providers. Centurylink offers no different upload speeds across the city. The fastest upload speed available to anyone from this ISP in San Isabel is up to 1.0 Mbps, which is available to everyone covered.
Show all upload speeds
- 100.0% up to 1.0 Mbps
Beulahland Communications DSL in San Isabel, CO
Beulahland Communications DSL coverage
About 16.76%, or 29 people, have Beulahland Communications DSL internet available to them in the city. The company covers the northeast San Isabel area. Beulahland Communications is a small internet service provider internet service providers in the US, with internet service available in a small portion of San Isabel.
Beulahland Communications DSL download speeds
Beulahland Communications is below average when comparing download speeds to all other internet providers in San Isabel. Versus other DSL providers in the area, Beulahland Communications DSL is the fastest. There are 2 different maximum speeds throughout San Isabel. The fastest plan anyone in San Isabel can order from Beulahland Communications goes up to 50 Mbps, the slowest package only goes up to 10 Mbps, and the city-wide average maximum speed for San Isabel customers is up to 32 Mbps.
Show all download speeds
- 55.2% up to 50.0 Mbps
- 44.8% up to 10.0 Mbps
Beulahland Communications DSL upload speeds
In San Isabel download speeds tend to be faster than than upload speeds for Beulahland Communications DSL. Compared to other ISPs, Beulahland Communications is below average where upload speeds are concerned, and the fastest compared to other San Isabel DSL providers. Beulahland Communications 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 San Isabel is up to 10 Mbps. Some customers have slower plan choices, which only go up to 1.0 Mbps. On average, Beulahland Communications customers can get speeds up to 6.0 Mbps.
Show all upload speeds
- 55.2% up to 10.0 Mbps
- 44.8% up to 1.0 Mbps
San Isabel DSL by Area
This information is most helpful to those looking for homes or considering moving to San Isabel or any of the areas nearby.
How does DSL internet in San Isabel compare to the rest of Colorado?
DSL internet speeds in San Isabel are much faster versus the average speeds in Colorado: 0.00 Mbps in Colorado versus 14 Mbps in the city. The state has similar DSL availability compared to the city. Average DSL coverage in Colorado is 0.00% versus 90.17% in San Isabel.
What zip codes have DSL internet?
DSL internet coverage varies by zip code and neighborhood. Some examples in or around San Isabel 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
- Rye, CO: more DSL coverage, slower speeds
- Colorado City, CO: more DSL coverage, slower speeds
- Beulah, CO: less DSL coverage, faster speeds
- Fairview, CO: less DSL coverage, faster speeds
- Lascar, CO: less DSL coverage, faster speeds
- Tanglewood Acres, CO: more DSL coverage, faster speeds
- North Avondale, CO: less DSL coverage, faster speeds
- Crestone, CO: more DSL coverage, faster speeds
- Moffat, CO: less DSL coverage, faster speeds
- Saguache, CO: less DSL coverage, faster speeds
Cities with Similar Populations
- Holly Grove, TX: less DSL coverage, slower speeds
- Hometown, PA: less DSL coverage, faster speeds
- Hope, AK: more DSL coverage, faster speeds
- Hull, FL: more DSL coverage, slower speeds
- Stennett, IA: less DSL coverage, slower speeds
- Holly Grove, LA: less DSL coverage, slower speeds
- Stoneman Lake, AZ: more DSL coverage, faster speeds
- Strawberry, CA: less DSL coverage, slower speeds
- Strother, SC: less DSL coverage, faster speeds
- Stroud, AL: less DSL coverage, faster speeds