In Duff there is 1 residential DSL provider covering 9.23% 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 Duff, IN.
To see availability maps for all providers including fiber, cable, DSL, and more in Duff, IN please click below.
DSL Internet Service Provider in Duff
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 Duff are not shown.
Duff 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 Duff is DSL internet available?
DSL Internet Availability Key
DSL is available in 9.23% of Duff. Areas in green have DSL internet service, where areas in yellow or red may not. The most widely available provider is Frontier. Call one of the companies with service in Duff above to see who has service at your home.
How fast is DSL internet in Duff?
The map below shows maximum DSL internet speeds by area in Duff.
DSL Internet Speed Key
The average Duff home can get up to 10 Mbps on their DSL internet plan. The fastest DSL download speed in the city is 10 Mbps, which 9.23% of residents can get.
Is DSL the fastest internet I can get in Duff?
The fastest internet for you may vary based on where in Duff you live. In general, fiber competes most often with DSL in the city.
- Fiber is the fastest internet type for 100.00% of Duff homes.
- Cable is fastest for less than 1% of the city.
- DSL is fastest for less than 1%.
- Fixed wireless is fastest for less than 1%.
- Satellite internet may be the only option for less than 1% of Duff homes.
DSL Providers in Depth
Below you'll find which TV and internet providers offer service in Duff, along with details on where in Duff and at what speeds.
Frontier Communications DSL in Duff, IN
Frontier DSL coverage
About 9.23%, or 25 people, have Frontier DSL internet available to them in the city. The company covers the east Duff 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 Duff.
Frontier Communications DSL download speeds
Frontier is the slowest when comparing download speeds to all other internet providers in Duff. Versus other DSL providers in the area, Frontier DSL is the fastest. There are no different maximum speeds throughout Duff. The fastest plan anyone in Duff can order from Frontier goes up to 10 Mbps, and all Duff customers can get this speed.
Show all download speeds
- 100.0% up to 10.0 Mbps
Frontier Communications DSL upload speeds
In Duff 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 fastest compared to other Duff DSL providers. Frontier offers no different upload speeds across the city. The fastest upload speed available to anyone from this ISP in Duff is up to 1.0 Mbps, which is available to everyone covered.
Show all upload speeds
- 100.0% up to 1.0 Mbps
Duff DSL by Area
This information is most helpful to those looking for homes or considering moving to Duff or any of the areas nearby.
How does DSL internet in Duff compare to the rest of Indiana?
DSL internet speeds in Duff are much faster versus the average speeds in Indiana: 0.00 Mbps in Indiana versus 10 Mbps in the city. The state has similar DSL availability compared to the city. Average DSL coverage in Indiana is 0.00% versus 9.23% in Duff.
What zip codes have DSL internet?
DSL internet coverage varies by zip code and neighborhood. Some examples in or around Duff 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
- Velpen, IN: more DSL coverage, faster speeds
- Maltersville, IN: more DSL coverage, similar speeds
- Huntingburg, IN: more DSL coverage, faster speeds
- Ireland, IN: more DSL coverage, similar speeds
- Jasper, IN: more DSL coverage, faster speeds
- Lincoln City, IN: more DSL coverage, similar speeds
- Whiteoak, IN: more DSL coverage, faster speeds
- Augusta, IN: more DSL coverage, faster speeds
- Johnsburg, IN: more DSL coverage, similar speeds
- Otwell, IN: more DSL coverage, faster speeds
Cities with Similar Populations
- West Eminence, MO: more DSL coverage, faster speeds
- Fence, WI: more DSL coverage, faster speeds
- Farrandsville, PA: more DSL coverage, similar speeds
- Farlinville, KS: more DSL coverage, faster speeds
- Fairmead, CA: less DSL coverage, faster speeds
- Fair River, MS: more DSL coverage, similar speeds
- Fair Haven, IL: less DSL coverage, similar speeds
- Eva, OK: less DSL coverage, faster speeds
- Etowah, AR: more DSL coverage, faster speeds
- Fernville, VT: more DSL coverage, similar speeds