In San Carlos there is 1 residential DSL provider covering 22.73% 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 San Carlos, TX.
To see availability maps for all providers including fiber, cable, DSL, and more in San Carlos, TX please click below.
San Carlos, TX Availability Maps
DSL Internet Service Provider in San Carlos
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 Carlos are not shown.
San Carlos 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 Carlos is DSL internet available?
DSL Internet Availability Key
DSL is available in 22.73% of San Carlos. Areas in green have DSL internet service, where areas in yellow or red may not. The most widely available provider is VTX1 Companies. Call one of the companies with service in San Carlos above to see who has service at your home.
How fast is DSL internet in San Carlos?
The map below shows maximum DSL internet speeds by area in San Carlos.
DSL Internet Speed Key
The average San Carlos home can get up to 10 Mbps on their DSL internet plan. The fastest DSL download speed in the city is 10 Mbps, which 22.73% of residents can get.
Is DSL the fastest internet I can get in San Carlos?
The fastest internet for you may vary based on where in San Carlos you live. In general, fiber competes most often with DSL in the city.
- Fiber is the fastest internet type for 62.83% of San Carlos homes.
- Cable is fastest for 21.66% of the city.
- DSL is fastest for less than 1%.
- Fixed wireless is fastest for 15.51%.
- Satellite internet may be the only option for less than 1% of San Carlos homes.
DSL Providers in Depth
Below you'll find which TV and internet providers offer service in San Carlos, along with details on where in San Carlos and at what speeds.
VTX1 Companies DSL in San Carlos, TX
VTX1 Companies DSL coverage
About 22.73%, or 85 people, have VTX1 Companies DSL internet available to them in the city. The company covers the west, north, and central San Carlos area. VTX1 Companies is a large internet service provider internet service providers in the US, with internet service available in a small portion of San Carlos.
VTX1 Companies DSL download speeds
VTX1 Companies is the slowest when comparing download speeds to all other internet providers in San Carlos. Versus other DSL providers in the area, VTX1 Companies DSL is the fastest. There are no different maximum speeds throughout San Carlos. The fastest plan anyone in San Carlos can order from VTX1 Companies goes up to 10 Mbps, and all San Carlos customers can get this speed.
Show all download speeds
- 100.0% up to 10.0 Mbps
VTX1 Companies DSL upload speeds
In San Carlos download speeds tend to be faster than than upload speeds for VTX1 Companies DSL. Compared to other ISPs, VTX1 Companies is the slowest where upload speeds are concerned, and the fastest compared to other San Carlos DSL providers. VTX1 Companies offers no different upload speeds across the city. The fastest upload speed available to anyone from this ISP in San Carlos is up to 1.0 Mbps, which is available to everyone covered.
Show all upload speeds
- 100.0% up to 1.0 Mbps
San Carlos DSL by Area
This information is most helpful to those looking for homes or considering moving to San Carlos or any of the areas nearby.
How does DSL internet in San Carlos compare to the rest of Texas?
DSL internet speeds in San Carlos are much faster versus the average speeds in Texas: 0.00 Mbps in Texas versus 10 Mbps in the city. The state has similar DSL availability compared to the city. Average DSL coverage in Texas is 0.00% versus 22.73% in San Carlos.
What zip codes have DSL internet?
DSL internet coverage varies by zip code and neighborhood. Some examples in or around San Carlos 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
- Edinburg, TX: more DSL coverage, faster speeds
- Faysville, TX: less DSL coverage, similar speeds
- Doolittle, TX: less DSL coverage, similar speeds
- San Manuel-Linn, TX: more DSL coverage, similar speeds
- Alton, TX: more DSL coverage, faster speeds
- Nurillo, TX: less DSL coverage, faster speeds
- Lopezville, TX: more DSL coverage, faster speeds
- Palmhurst, TX: more DSL coverage, faster speeds
- McAllen, TX: more DSL coverage, faster speeds
- Hargill, TX: more DSL coverage, similar speeds
Cities with Similar Populations
- Gulston, KY: more DSL coverage, similar speeds
- Henderson, IA: less DSL coverage, similar speeds
- Helix, OR: more DSL coverage, faster speeds
- Hedley, TX: more DSL coverage, faster speeds
- Havenhurst, MO: more DSL coverage, similar speeds
- Hasty, AR: more DSL coverage, faster speeds
- Hadar, NE: more DSL coverage, faster speeds
- Hackney, OH: more DSL coverage, faster speeds
- Highland Spring, KY: more DSL coverage, faster speeds
- Zion, PA: more DSL coverage, faster speeds