In 36401 there are 4 residential DSL providers covering 59.99% of the zip. The average home can get speeds up to 12 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 36401, AL.
To see availability maps for all providers including fiber, cable, DSL, and more in 36401, AL please click below.
DSL Internet Service Providers in 36401
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 36401 are not shown.
36401 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 36401 is DSL internet available?
DSL Internet Availability Key
DSL is available in 59.99% of 36401. Areas in green have DSL internet service, where areas in yellow or red may not. The most widely available provider is AT&T. Call one of the companies with service in 36401 above to see who has service at your home.
How fast is DSL internet in 36401?
The map below shows maximum DSL internet speeds by area in 36401.
DSL Internet Speed Key
The average 36401 home can get up to 12 Mbps on their DSL internet plan. The fastest DSL download speed in the zip is 70 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, 53.44% of homes can only purchase plans up to 10 Mbps. See the internet provider details below for info about their speed and coverage in 36401.
DSL internet speeds tend to be faster in the southwest parts of 36401, and slower in the central areas of the zip.
Is DSL the fastest internet I can get in 36401?
The fastest internet for you may vary based on where in 36401 you live. In general, cable competes most often with DSL in the zip.
- Fiber is the fastest internet type for less than 1% of 36401 homes.
- Cable is fastest for 52.32% of the zip.
- DSL is fastest for 3.92%.
- Fixed wireless is fastest for 33.96%.
- Satellite internet may be the only option for 9.81% of 36401 homes.
DSL Providers in Depth
Below you'll find which TV and internet providers offer service in 36401, along with details on where in 36401 and at what speeds.
AT&T DSL in 36401, AL
AT&T DSL coverage
About 51.31%, or 3,655 people, have AT&T DSL internet available to them in the zip. The company covers the entire 36401 area. AT&T is one of the largest internet service providers internet service providers in the US, with internet service available in a majority of 36401.
AT&T DSL download speeds
AT&T is one of the slowest when comparing download speeds to all other internet providers in 36401. Versus other DSL providers in the area, AT&T DSL is one of the slowest. There are no different maximum speeds throughout 36401. The fastest plan anyone in 36401 can order from AT&T goes up to 10 Mbps, and all 36401 customers can get this speed.
Show all download speeds
- 100.0% up to 10.0 Mbps
AT&T DSL upload speeds
In 36401 download speeds tend to be faster than than upload speeds for AT&T DSL. Compared to other ISPs, AT&T is one of the slowest where upload speeds are concerned, and one of the slowest compared to other 36401 DSL providers. AT&T offers no different upload speeds across the zip. The fastest upload speed available to anyone from this ISP in 36401 is up to 1.0 Mbps, which is available to everyone covered.
Show all upload speeds
- 100.0% up to 1.0 Mbps
EarthLink DSL in 36401, AL
EarthLink DSL coverage
About 51.31%, or 3,655 people, have EarthLink DSL internet available to them in the zip. The company covers the entire 36401 area. EarthLink is one of the largest internet service providers internet service providers in the US, with internet service available in a majority of 36401.
EarthLink DSL download speeds
EarthLink is one of the slowest when comparing download speeds to all other internet providers in 36401. Versus other DSL providers in the area, EarthLink DSL is one of the slowest. There are no different maximum speeds throughout 36401. The fastest plan anyone in 36401 can order from EarthLink goes up to 10 Mbps, and all 36401 customers can get this speed.
Show all download speeds
- 100.0% up to 10.0 Mbps
EarthLink DSL upload speeds
In 36401 download speeds tend to be faster than than upload speeds for EarthLink DSL. Compared to other ISPs, EarthLink is one of the slowest where upload speeds are concerned, and one of the slowest compared to other 36401 DSL providers. EarthLink offers no different upload speeds across the zip. The fastest upload speed available to anyone from this ISP in 36401 is up to 1.0 Mbps, which is available to everyone covered.
Show all upload speeds
- 100.0% up to 1.0 Mbps
Castleberry Telephone Company DSL in 36401, AL
Castleberry Telephone Company DSL coverage
About 6.75%, or 481 people, have Castleberry Telephone Company DSL internet available to them in the zip. The company covers the southwest, south, and southeast 36401 area. Castleberry Telephone Company is one of the smallest internet service providers internet service providers in the US, with internet service available in a very small piece of 36401.
Castleberry Telephone Company DSL download speeds
Castleberry Telephone Company is below average when comparing download speeds to all other internet providers in 36401. Versus other DSL providers in the area, Castleberry Telephone Company DSL is the fastest. There are 2 different maximum speeds throughout 36401. The fastest plan anyone in 36401 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 36401 customers is up to 24 Mbps.
Show all download speeds
- 92.3% up to 25.0 Mbps
- 7.7% up to 10.0 Mbps
Castleberry Telephone Company DSL upload speeds
In 36401 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 36401 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 36401 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
- 92.3% up to 3.0 Mbps
- 7.7% up to 1.0 Mbps
Frontier Communications DSL in 36401, AL
Frontier DSL coverage
About 2.25%, or 160 people, have Frontier DSL internet available to them in the zip. The company covers the northwest and west 36401 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 36401.
Frontier Communications DSL download speeds
Frontier is below average when comparing download speeds to all other internet providers in 36401. Versus other DSL providers in the area, Frontier DSL is average. There are 3 different maximum speeds throughout 36401. The fastest plan anyone in 36401 can order from Frontier goes up to 70 Mbps, the slowest package only goes up to 10 Mbps, and the zip-wide average maximum speed for 36401 customers is up to 16 Mbps.
Show all download speeds
- 5.6% up to 70.0 Mbps
- 8.8% up to 45.0 Mbps
- 85.6% up to 10.0 Mbps
Frontier Communications DSL upload speeds
In 36401 download speeds tend to be faster than than upload speeds for Frontier DSL. Compared to other ISPs, Frontier is average where upload speeds are concerned, and average compared to other 36401 DSL providers. Frontier 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 36401 is up to 3.0 Mbps. Some customers have slower plan choices, which only go up to 1.0 Mbps. On average, Frontier customers can get speeds up to 1.3 Mbps.
Show all upload speeds
- 14.4% up to 3.0 Mbps
- 85.6% up to 1.0 Mbps
36401 DSL by Area
This information is most helpful to those looking for homes or considering moving to 36401 or any of the areas nearby.
How does DSL internet in 36401 compare to the rest of Alabama?
DSL internet speeds in 36401 are much faster versus the average speeds in Alabama: 0.00 Mbps in Alabama versus 12 Mbps in the zip. The state has similar DSL availability compared to the zip. Average DSL coverage in Alabama is 0.00% versus 59.99% in 36401.
What zip codes have DSL internet?
DSL internet coverage varies by zip code and neighborhood. Some examples in or around 36401 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
- 36432, AL: more DSL coverage, faster speeds
- 36456, AL: more DSL coverage, faster speeds
- 36475, AL: more DSL coverage, faster speeds
- 36454, AL: more DSL coverage, faster speeds
- 36473, AL: more DSL coverage, faster speeds
- 36474, AL: more DSL coverage, faster speeds
- 36460, AL: more DSL coverage, faster speeds
- 36439, AL: more DSL coverage, faster speeds
- 36476, AL: more DSL coverage, faster speeds
- 36445, AL: more DSL coverage, faster speeds
Zip Codes with Similar Populations
- 28124, NC: more DSL coverage, faster speeds
- 95324, CA: less DSL coverage, faster speeds
- 32618, FL: more DSL coverage, slower speeds
- 97146, OR: more DSL coverage, faster speeds
- 32266, FL: more DSL coverage, faster speeds
- 31901, GA: more DSL coverage, slower speeds
- 30628, GA: more DSL coverage, faster speeds
- 28383, NC: less DSL coverage, faster speeds
- 28128, NC: more DSL coverage, faster speeds
- 95316, CA: less DSL coverage, faster speeds