In Danbury there are 2 residential DSL providers covering 89.65% of the city. The average home can get speeds up to 69 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 Danbury, IA.
To see availability maps for all providers including fiber, cable, DSL, and more in Danbury, IA please click below.
DSL Internet Service Providers in Danbury
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 Danbury are not shown.
Danbury 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 Danbury is DSL internet available?
DSL Internet Availability Key
DSL is available in 89.65% of Danbury. Areas in green have DSL internet service, where areas in yellow or red may not. The most widely available provider is Centurylink. Call one of the companies with service in Danbury above to see who has service at your home.
How fast is DSL internet in Danbury?
The map below shows maximum DSL internet speeds by area in Danbury.
DSL Internet Speed Key
The average Danbury home can get up to 69 Mbps on their DSL internet plan. The fastest DSL download speed in the city is 100 Mbps, which 36.68% of residents can get. Some homes and apartments do not have access to these speeds. On the slower end, for example, 19.48% of homes can only purchase plans up to 10 Mbps. See the internet provider details below for info about their speed and coverage in Danbury.
DSL internet speeds tend to be faster in the west parts of Danbury, and slower in the southeast areas of the city.
Is DSL the fastest internet I can get in Danbury?
The fastest internet for you may vary based on where in Danbury you live. In general, cable competes most often with DSL in the city.
- Fiber is the fastest internet type for 3.20% of Danbury homes.
- Cable is fastest for 51.14% of the city.
- DSL is fastest for 11.11%.
- Fixed wireless is fastest for 30.59%.
- Satellite internet may be the only option for 3.96% of Danbury homes.
DSL Providers in Depth
Below you'll find which TV and internet providers offer service in Danbury, along with details on where in Danbury and at what speeds.
Centurylink DSL in Danbury, IA
Centurylink DSL coverage
About 89.65%, or 589 people, have Centurylink DSL internet available to them in the city. The company covers the entire Danbury area. Centurylink is one of the largest internet service providers internet service providers in the US, with internet service available in most of Danbury.
Centurylink DSL download speeds
Centurylink is below average when comparing download speeds to all other internet providers in Danbury. Versus other DSL providers in the area, Centurylink DSL is the fastest. There are 5 different maximum speeds throughout Danbury. The fastest plan anyone in Danbury can order from Centurylink goes up to 100 Mbps, the slowest package only goes up to 10 Mbps, and the city-wide average maximum speed for Danbury customers is up to 69 Mbps.
Show all download speeds
- 40.9% up to 100.0 Mbps
- 25.5% up to 80.0 Mbps
- 2.9% up to 60.0 Mbps
- 9.0% up to 40.0 Mbps
- 21.7% up to 10.0 Mbps
Centurylink DSL upload speeds
In Danbury download speeds tend to be faster than than upload speeds for Centurylink DSL. Compared to other ISPs, Centurylink is below average where upload speeds are concerned, and the fastest compared to other Danbury DSL providers. Centurylink offers 4 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 Danbury is up to 10 Mbps. Some customers have slower plan choices, which only go up to 1.0 Mbps. On average, Centurylink customers can get speeds up to 7.3 Mbps.
Show all upload speeds
- 66.4% up to 10.0 Mbps
- 2.9% up to 5.0 Mbps
- 9.0% up to 3.0 Mbps
- 21.7% up to 1.0 Mbps
Long Lines DSL in Danbury, IA
Long Lines DSL coverage
About 21.00%, or 138 people, have Long Lines DSL internet available to them in the city. The company covers the central Danbury area. Long Lines is a large internet service provider internet service providers in the US, with internet service available in a small portion of Danbury.
Long Lines DSL download speeds
Long Lines is the slowest when comparing download speeds to all other internet providers in Danbury. Versus other DSL providers in the area, Long Lines DSL is the slowest. There are no different maximum speeds throughout Danbury. The fastest plan anyone in Danbury can order from Long Lines goes up to 10 Mbps, and all Danbury customers can get this speed.
Show all download speeds
- 100.0% up to 10.0 Mbps
Long Lines DSL upload speeds
In Danbury download speeds tend to be faster than than upload speeds for Long Lines DSL. Compared to other ISPs, Long Lines is the slowest where upload speeds are concerned, and the slowest compared to other Danbury DSL providers. Long Lines offers no different upload speeds across the city. The fastest upload speed available to anyone from this ISP in Danbury is up to 1.0 Mbps, which is available to everyone covered.
Show all upload speeds
- 100.0% up to 1.0 Mbps
Danbury DSL by Area
This information is most helpful to those looking for homes or considering moving to Danbury or any of the areas nearby.
How does DSL internet in Danbury compare to the rest of Iowa?
DSL internet speeds in Danbury are much faster versus the average speeds in Iowa: 0.00 Mbps in Iowa versus 69 Mbps in the city. The state has similar DSL availability compared to the city. Average DSL coverage in Iowa is 0.00% versus 89.65% in Danbury.
What zip codes have DSL internet?
DSL internet coverage varies by zip code and neighborhood. Some examples in or around Danbury 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
- Mapleton, IA: more DSL coverage, slower speeds
- Battle Creek, IA: more DSL coverage, slower speeds
- Smithland, IA: less DSL coverage, slower speeds
- Ricketts, IA: less DSL coverage, faster speeds
- Anthon, IA: less DSL coverage, slower speeds
- Ticonic, IA: less DSL coverage, faster speeds
- Ute, IA: less DSL coverage, faster speeds
- Charter Oak, IA: more DSL coverage, faster speeds
- Ida Grove, IA: less DSL coverage, slower speeds
- Castana, IA: less DSL coverage, slower speeds
Cities with Similar Populations
- Preemption, IL: less DSL coverage, slower speeds
- Louann, AR: less DSL coverage, slower speeds
- Lucerne, IN: less DSL coverage, slower speeds
- Luck, NC: less DSL coverage, slower speeds
- Mantua Center, OH: more DSL coverage, faster speeds
- McCorkle, VA: less DSL coverage, faster speeds
- McFarland, KS: more DSL coverage, slower speeds
- McGee, WV: more DSL coverage, slower speeds
- Port Hudson, LA: less DSL coverage, slower speeds
- Portland, WI: more DSL coverage, faster speeds