In 83420 there is 1 residential DSL provider covering 99.23% of the zip. The average home can get speeds up to 33 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 83420, ID.
To see availability maps for all providers including fiber, cable, DSL, and more in 83420, ID please click below.
DSL Internet Service Provider in 83420
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 83420 are not shown.
83420 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 83420 is DSL internet available?
DSL Internet Availability Key
DSL is available in 99.23% of 83420. Areas in green have DSL internet service, where areas in yellow or red may not. The most widely available provider is Blackfoot. Call one of the companies with service in 83420 above to see who has service at your home.
How fast is DSL internet in 83420?
The map below shows maximum DSL internet speeds by area in 83420.
DSL Internet Speed Key
The average 83420 home can get up to 33 Mbps on their DSL internet plan. The fastest DSL download speed in the zip is 40 Mbps, which 70.72% of residents can get. Some homes and apartments do not have access to these speeds. On the slower end, for example, 19.10% of homes can only purchase plans up to 10 Mbps. See the internet provider details below for info about their speed and coverage in 83420.
DSL internet speeds tend to be faster in the central parts of 83420, and slower in the northwest areas of the zip.
Is DSL the fastest internet I can get in 83420?
The fastest internet for you may vary based on where in 83420 you live. In general, fixed wireless competes most often with DSL in the zip.
- Fiber is the fastest internet type for 47.88% of 83420 homes.
- Cable is fastest for less than 1% of the zip.
- DSL is fastest for less than 1%.
- Fixed wireless is fastest for 52.08%.
- Satellite internet may be the only option for less than 1% of 83420 homes.
DSL Providers in Depth
Below you'll find which TV and internet providers offer service in 83420, along with details on where in 83420 and at what speeds.
Blackfoot Communications DSL in 83420, ID
Blackfoot DSL coverage
About 99.23%, or 2,437 people, have Blackfoot DSL internet available to them in the zip. The company covers the entire 83420 area. Blackfoot is a large internet service provider internet service providers in the US, with internet service available in most of 83420.
Blackfoot Communications DSL download speeds
Blackfoot is the slowest when comparing download speeds to all other internet providers in 83420. Versus other DSL providers in the area, Blackfoot DSL is the fastest. There are 3 different maximum speeds throughout 83420. The fastest plan anyone in 83420 can order from Blackfoot goes up to 40 Mbps, the slowest package only goes up to 10 Mbps, and the zip-wide average maximum speed for 83420 customers is up to 33 Mbps.
Show all download speeds
- 71.3% up to 40.0 Mbps
- 9.5% up to 25.0 Mbps
- 19.2% up to 10.0 Mbps
Blackfoot Communications DSL upload speeds
In 83420 download speeds tend to be faster than than upload speeds for Blackfoot DSL. Compared to other ISPs, Blackfoot is the slowest where upload speeds are concerned, and the fastest compared to other 83420 DSL providers. Blackfoot 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 83420 is up to 5.0 Mbps. Some customers have slower plan choices, which only go up to 1.0 Mbps. On average, Blackfoot customers can get speeds up to 4.2 Mbps.
Show all upload speeds
- 80.8% up to 5.0 Mbps
- 19.2% up to 1.0 Mbps
83420 DSL by Area
This information is most helpful to those looking for homes or considering moving to 83420 or any of the areas nearby.
How does DSL internet in 83420 compare to the rest of Idaho?
DSL internet speeds in 83420 are much faster versus the average speeds in Idaho: 0.00 Mbps in Idaho versus 33 Mbps in the zip. The state has similar DSL availability compared to the zip. Average DSL coverage in Idaho is 0.00% versus 99.23% in 83420.
What zip codes have DSL internet?
DSL internet coverage varies by zip code and neighborhood. Some examples in or around 83420 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
- 83421, ID: less DSL coverage, faster speeds
- 83445, ID: more DSL coverage, faster speeds
- 83438, ID: more DSL coverage, faster speeds
- 83425, ID: less DSL coverage, slower speeds
- 83423, ID: less DSL coverage, slower speeds
- 83435, ID: less DSL coverage, slower speeds
- 83244, ID: less DSL coverage, slower speeds
- 83251, ID: less DSL coverage, slower speeds
- 82433, WY: less DSL coverage, faster speeds
- 82401, WY: less DSL coverage, faster speeds
Zip Codes with Similar Populations
- 13618, NY: less DSL coverage, faster speeds
- 66524, KS: less DSL coverage, faster speeds
- 50601, IA: less DSL coverage, slower speeds
- 50629, IA: less DSL coverage, faster speeds
- 53002, WI: more DSL coverage, faster speeds
- 53820, WI: less DSL coverage, faster speeds
- 55783, MN: less DSL coverage, faster speeds
- 59834, MT: less DSL coverage, faster speeds
- 45880, OH: less DSL coverage, faster speeds
- 71846, AR: less DSL coverage, faster speeds