In 03823 there is 1 residential DSL provider covering 99.11% of the zip. 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 03823, NH.
To see availability maps for all providers including fiber, cable, DSL, and more in 03823, NH please click below.
DSL Internet Service Provider in 03823
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 03823 are not shown.
03823 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 03823 is DSL internet available?
DSL Internet Availability Key
DSL is available in 99.11% of 03823. Areas in green have DSL internet service, where areas in yellow or red may not. The most widely available provider is Fidium. Call one of the companies with service in 03823 above to see who has service at your home.
How fast is DSL internet in 03823?
The map below shows maximum DSL internet speeds by area in 03823.
DSL Internet Speed Key
The average 03823 home can get up to 10 Mbps on their DSL internet plan. The fastest DSL download speed in the zip is 10 Mbps, which 99.11% of residents can get.
Is DSL the fastest internet I can get in 03823?
The fastest internet for you may vary based on where in 03823 you live. In general, cable competes most often with DSL in the zip.
- Fiber is the fastest internet type for 10.19% of 03823 homes.
- Cable is fastest for 89.81% of the zip.
- 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 03823 homes.
DSL Providers in Depth
Below you'll find which TV and internet providers offer service in 03823, along with details on where in 03823 and at what speeds.
Fidium Fiber DSL in 03823, NH
Fidium DSL coverage
About 99.11%, or 1,897 people, have Fidium DSL internet available to them in the zip. The company covers the entire 03823 area. Fidium is one of the largest internet service providers internet service providers in the US, with internet service available in most of 03823.
Fidium Fiber DSL download speeds
Fidium is the slowest when comparing download speeds to all other internet providers in 03823. Versus other DSL providers in the area, Fidium DSL is the fastest. There are no different maximum speeds throughout 03823. The fastest plan anyone in 03823 can order from Fidium goes up to 10 Mbps, and all 03823 customers can get this speed.
Show all download speeds
- 100.0% up to 10.0 Mbps
Fidium Fiber DSL upload speeds
In 03823 download speeds tend to be faster than than upload speeds for Fidium DSL. Compared to other ISPs, Fidium is the slowest where upload speeds are concerned, and the fastest compared to other 03823 DSL providers. Fidium offers no different upload speeds across the zip. The fastest upload speed available to anyone from this ISP in 03823 is up to 1.0 Mbps, which is available to everyone covered.
Show all upload speeds
- 100.0% up to 1.0 Mbps
03823 DSL by Area
This information is most helpful to those looking for homes or considering moving to 03823 or any of the areas nearby.
How does DSL internet in 03823 compare to the rest of New Hampshire?
DSL internet speeds in 03823 are much faster versus the average speeds in New Hampshire: 0.00 Mbps in New Hampshire versus 10 Mbps in the zip. The state has similar DSL availability compared to the zip. Average DSL coverage in New Hampshire is 0.00% versus 99.11% in 03823.
What zip codes have DSL internet?
DSL internet coverage varies by zip code and neighborhood. Some examples in or around 03823 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
- 03824, NH: less DSL coverage, faster speeds
- 03820, NH: less DSL coverage, faster speeds
- 03861, NH: less DSL coverage, faster speeds
- 03825, NH: less DSL coverage, faster speeds
- 03878, NH: more DSL coverage, faster speeds
- 03869, NH: less DSL coverage, similar speeds
- 03839, NH: more DSL coverage, faster speeds
- 03857, NH: less DSL coverage, faster speeds
- 03903, ME: less DSL coverage, faster speeds
- 03290, NH: less DSL coverage, similar speeds
Zip Codes with Similar Populations
- 96113, CA: less DSL coverage, faster speeds
- 43973, OH: less DSL coverage, faster speeds
- 73016, OK: less DSL coverage, faster speeds
- 05462, VT: less DSL coverage, faster speeds
- 18615, PA: less DSL coverage, faster speeds
- 45812, OH: less DSL coverage, faster speeds
- 74028, OK: less DSL coverage, faster speeds
- 85332, AZ: less DSL coverage, faster speeds
- 16347, PA: more DSL coverage, faster speeds
- 46939, IN: less DSL coverage, faster speeds