In Dauphin County there are 2 residential DSL providers covering 10.73% of the county. The average home can get speeds up to 28 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 Dauphin County, PA.
To see availability maps for all providers including fiber, cable, DSL, and more in Dauphin County, PA please click below.
Dauphin County, PA Availability Maps
DSL Internet Service Providers in Dauphin County
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 Dauphin County are not shown.
Dauphin County 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 Dauphin County is DSL internet available?
DSL Internet Availability Key
DSL is available in 10.73% of Dauphin County. 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 Dauphin County above to see who has service at your home.
How fast is DSL internet in Dauphin County?
The map below shows maximum DSL internet speeds by area in Dauphin County.
DSL Internet Speed Key
The average Dauphin County home can get up to 28 Mbps on their DSL internet plan. The fastest DSL download speed in the county is 115 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, 8.06% of homes can only purchase plans up to 10 Mbps. See the internet provider details below for info about their speed and coverage in Dauphin County.
DSL internet speeds tend to be faster in the north parts of Dauphin County, and slower in the central areas of the county.
Is DSL the fastest internet I can get in Dauphin County?
The fastest internet for you may vary based on where in Dauphin County you live. In general, cable competes most often with DSL in the county.
- Fiber is the fastest internet type for 8.03% of Dauphin County homes.
- Cable is fastest for 91.13% of the county.
- 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 Dauphin County homes.
DSL Providers in Depth
Below you'll find which TV and internet providers offer service in Dauphin County, along with details on where in Dauphin County and at what speeds.
Frontier Communications DSL in Dauphin County, PA
Frontier DSL coverage
About 9.52%, or 27,261 people, have Frontier DSL internet available to them in the county. The company covers the entire Dauphin County 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 Dauphin County.
Frontier Communications DSL download speeds
Frontier is below average when comparing download speeds to all other internet providers in Dauphin County. Versus other DSL providers in the area, Frontier DSL is below average. There are 5 different maximum speeds throughout Dauphin County. The fastest plan anyone in Dauphin County can order from Frontier goes up to 115 Mbps, the slowest package only goes up to 10 Mbps, and the county-wide average maximum speed for Dauphin County customers is up to 29 Mbps.
Show all download speeds
- 6.0% up to 115.0 Mbps
- 8.7% up to 90.0 Mbps
- 6.9% up to 70.0 Mbps
- 4.5% up to 45.0 Mbps
- 73.9% up to 10.0 Mbps
Frontier Communications DSL upload speeds
In Dauphin County download speeds tend to be faster than than upload speeds for Frontier DSL. Compared to other ISPs, Frontier is below average where upload speeds are concerned, and below average compared to other Dauphin County DSL providers. Frontier offers 4 different upload speeds across the county, so your internet plan's upload speed may vary by neighborhood . The fastest upload speed available to anyone from this ISP in Dauphin County is up to 7.0 Mbps. Some customers have slower plan choices, which only go up to 1.0 Mbps. On average, Frontier customers can get speeds up to 1.9 Mbps.
Show all upload speeds
- 6.0% up to 7.0 Mbps
- 8.7% up to 5.0 Mbps
- 11.4% up to 3.0 Mbps
- 73.9% up to 1.0 Mbps
Brightspeed DSL in Dauphin County, PA
Brightspeed DSL coverage
About 1.10%, or 3,157 people, have Brightspeed DSL internet available to them in the county. The company covers the southeast and northwest Dauphin County area. Brightspeed is one of the largest internet service providers internet service providers in the US, with internet service available in a very small piece of Dauphin County.
Brightspeed DSL download speeds
Brightspeed is the slowest when comparing download speeds to all other internet providers in Dauphin County. Versus other DSL providers in the area, Brightspeed DSL is the slowest. There are 4 different maximum speeds throughout Dauphin County. The fastest plan anyone in Dauphin County can order from Brightspeed goes up to 80 Mbps, the slowest package only goes up to 10 Mbps, and the county-wide average maximum speed for Dauphin County customers is up to 12 Mbps.
Show all download speeds
- 0.4% up to 80.0 Mbps
- 1.8% up to 60.0 Mbps
- 2.0% up to 40.0 Mbps
- 95.8% up to 10.0 Mbps
Brightspeed DSL upload speeds
In Dauphin County download speeds tend to be faster than than upload speeds for Brightspeed DSL. Compared to other ISPs, Brightspeed is the slowest where upload speeds are concerned, and the slowest compared to other Dauphin County DSL providers. Brightspeed offers 4 different upload speeds across the county, so your internet plan's upload speed may vary by neighborhood . The fastest upload speed available to anyone from this ISP in Dauphin County is up to 10 Mbps. Some customers have slower plan choices, which only go up to 1.0 Mbps. On average, Brightspeed customers can get speeds up to 1.1 Mbps.
Show all upload speeds
- 0.4% up to 10.0 Mbps
- 1.8% up to 5.0 Mbps
- 2.0% up to 3.0 Mbps
- 95.8% up to 1.0 Mbps
Dauphin County DSL by Area
This information is most helpful to those looking for homes or considering moving to Dauphin County or any of the areas nearby.
How does DSL internet in Dauphin County compare to the rest of Pennsylvania?
DSL internet speeds in Dauphin County are much faster versus the average speeds in Pennsylvania: 0.00 Mbps in Pennsylvania versus 28 Mbps in the county. The state has similar DSL availability compared to the county. Average DSL coverage in Pennsylvania is 0.00% versus 10.73% in Dauphin County.
What zip codes have DSL internet?
DSL internet coverage varies by zip code and neighborhood. Some examples in or around Dauphin County 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 counties?
Below are counties nearby and with similar populations. This comparison can be useful if living somewhere with fast internet is important to you.
Nearby Counties
- Cumberland County, PA: more DSL coverage, faster speeds
- Lebanon County, PA: less DSL coverage, slower speeds
- Perry County, PA: more DSL coverage, faster speeds
- Berks County, PA: more DSL coverage, faster speeds
- Huntingdon County, PA: more DSL coverage, faster speeds
- Blair County, PA: more DSL coverage, faster speeds
- Bucks County, PA: less DSL coverage, slower speeds
- Cambria County, PA: less DSL coverage, faster speeds
- Mercer County, NJ: less DSL coverage, faster speeds
- Middlesex County, NJ: less DSL coverage, faster speeds
Counties with Similar Populations
- Lafayette Parish, LA: more DSL coverage, faster speeds
- Ottawa County, MI: more DSL coverage, faster speeds
- Onslow County, NC: more DSL coverage, faster speeds
- Oneida County, NY: less DSL coverage, faster speeds
- Northampton County, PA: more DSL coverage, slower speeds
- Niagara County, NY: less DSL coverage, slower speeds
- New London County, CT: more DSL coverage, slower speeds
- New Hanover County, NC: more DSL coverage, faster speeds
- Montgomery County, TN: more DSL coverage, faster speeds
- Montgomery County, AL: more DSL coverage, faster speeds