In 36432 there are 2 residential DSL providers covering 78.94% of the zip. The average home can get speeds up to 22 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 36432, AL.
To see availability maps for all providers including fiber, cable, DSL, and more in 36432, AL please click below.
DSL Internet Service Providers in 36432
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 36432 are not shown.
36432 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 36432 is DSL internet available?
DSL Internet Availability Key
DSL is available in 78.94% of 36432. Areas in green have DSL internet service, where areas in yellow or red may not. The most widely available provider is Castleberry Telephone Company. Call one of the companies with service in 36432 above to see who has service at your home.
How fast is DSL internet in 36432?
The map below shows maximum DSL internet speeds by area in 36432.
DSL Internet Speed Key
The average 36432 home can get up to 22 Mbps on their DSL internet plan. The fastest DSL download speed in the zip is 25 Mbps, which 65.68% of residents can get. Some homes and apartments do not have access to these speeds. On the slower end, for example, 13.27% of homes can only purchase plans up to 10 Mbps. See the internet provider details below for info about their speed and coverage in 36432.
DSL internet speeds tend to be faster in the central parts of 36432, and slower in the northwest areas of the zip.
Is DSL the fastest internet I can get in 36432?
The fastest internet for you may vary based on where in 36432 you live. In general, fixed wireless competes most often with DSL in the zip.
- Fiber is the fastest internet type for less than 1% of 36432 homes.
- Cable is fastest for less than 1% of the zip.
- DSL is fastest for 5.47%.
- Fixed wireless is fastest for 91.33%.
- Satellite internet may be the only option for 3.20% of 36432 homes.
DSL Providers in Depth
Below you'll find which TV and internet providers offer service in 36432, along with details on where in 36432 and at what speeds.
Castleberry Telephone Company DSL in 36432, AL
Castleberry Telephone Company DSL coverage
About 74.91%, or 1,615 people, have Castleberry Telephone Company DSL internet available to them in the zip. The company covers the entire 36432 area. Castleberry Telephone Company is one of the smallest internet service providers internet service providers in the US, with internet service available in much of 36432.
Castleberry Telephone Company DSL download speeds
Castleberry Telephone Company is below average when comparing download speeds to all other internet providers in 36432. Versus other DSL providers in the area, Castleberry Telephone Company DSL is the fastest. There are 2 different maximum speeds throughout 36432. The fastest plan anyone in 36432 can order from Castleberry Telephone Company goes up to 25 Mbps, the slowest package only goes up to 10 Mbps, and the zip-wide average maximum speed for 36432 customers is up to 23 Mbps.
Show all download speeds
- 87.7% up to 25.0 Mbps
- 12.3% up to 10.0 Mbps
Castleberry Telephone Company DSL upload speeds
In 36432 download speeds tend to be faster than than upload speeds for Castleberry Telephone Company DSL. Compared to other ISPs, Castleberry Telephone Company is average where upload speeds are concerned, and the fastest compared to other 36432 DSL providers. Castleberry Telephone Company offers 2 different upload speeds across the zip, so your internet plan's upload speed may vary by neighborhood . The fastest upload speed available to anyone from this ISP in 36432 is up to 3.0 Mbps. Some customers have slower plan choices, which only go up to 1.0 Mbps. On average, Castleberry Telephone Company customers can get speeds up to 2.8 Mbps.
Show all upload speeds
- 87.7% up to 3.0 Mbps
- 12.3% up to 1.0 Mbps
Frontier Communications DSL in 36432, AL
Frontier DSL coverage
About 4.04%, or 87 people, have Frontier DSL internet available to them in the zip. The company covers the northwest 36432 area. Frontier is one of the largest internet service providers internet service providers in the US, with internet service available in a very small piece of 36432.
Frontier Communications DSL download speeds
Frontier is the slowest when comparing download speeds to all other internet providers in 36432. Versus other DSL providers in the area, Frontier DSL is the slowest. There are no different maximum speeds throughout 36432. The fastest plan anyone in 36432 can order from Frontier goes up to 10 Mbps, and all 36432 customers can get this speed.
Show all download speeds
- 100.0% up to 10.0 Mbps
Frontier Communications DSL upload speeds
In 36432 download speeds tend to be faster than than upload speeds for Frontier DSL. Compared to other ISPs, Frontier is the slowest where upload speeds are concerned, and the slowest compared to other 36432 DSL providers. Frontier offers no different upload speeds across the zip. The fastest upload speed available to anyone from this ISP in 36432 is up to 1.0 Mbps, which is available to everyone covered.
Show all upload speeds
- 100.0% up to 1.0 Mbps
36432 DSL by Area
This information is most helpful to those looking for homes or considering moving to 36432 or any of the areas nearby.
How does DSL internet in 36432 compare to the rest of Alabama?
DSL internet speeds in 36432 are much faster versus the average speeds in Alabama: 0.00 Mbps in Alabama versus 22 Mbps in the zip. The state has similar DSL availability compared to the zip. Average DSL coverage in Alabama is 0.00% versus 78.94% in 36432.
What zip codes have DSL internet?
DSL internet coverage varies by zip code and neighborhood. Some examples in or around 36432 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 zip codes?
Below are zip codes nearby and with similar populations. This comparison can be useful if living somewhere with fast internet is important to you.
Nearby Zip Codes
- 36454, AL: more DSL coverage, faster speeds
- 36473, AL: more DSL coverage, faster speeds
- 36475, AL: more DSL coverage, faster speeds
- 36401, AL: less DSL coverage, slower speeds
- 36439, AL: more DSL coverage, faster speeds
- 36445, AL: more DSL coverage, faster speeds
- 36543, AL: more DSL coverage, slower speeds
- 36474, AL: more DSL coverage, faster speeds
- 36476, AL: more DSL coverage, faster speeds
- 36480, AL: more DSL coverage, faster speeds
Zip Codes with Similar Populations
- 71073, LA: less DSL coverage, faster speeds
- 42202, KY: less DSL coverage, slower speeds
- 50619, IA: less DSL coverage, faster speeds
- 04443, ME: less DSL coverage, faster speeds
- 53585, WI: less DSL coverage, slower speeds
- 54558, WI: more DSL coverage, faster speeds
- 56465, MN: less DSL coverage, faster speeds
- 61012, IL: more DSL coverage, slower speeds
- 62958, IL: less DSL coverage, faster speeds
- 51455, IA: more DSL coverage, faster speeds