In Lehigh County there are 2 residential DSL providers covering 5.56% of the county. The average home can get speeds up to 299 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 Lehigh County, PA.
To see availability maps for all providers including fiber, cable, DSL, and more in Lehigh County, PA please click below.
Lehigh County, PA Availability Maps
DSL Internet Service Providers in Lehigh 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 Lehigh County are not shown.
Lehigh 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 Lehigh County is DSL internet available?
DSL Internet Availability Key
DSL is available in 5.56% of Lehigh County. Areas in green have DSL internet service, where areas in yellow or red may not. The most widely available provider is Ironton Telephone Company. Call one of the companies with service in Lehigh County above to see who has service at your home.
How fast is DSL internet in Lehigh County?
The map below shows maximum DSL internet speeds by area in Lehigh County.
DSL Internet Speed Key
The average Lehigh County home can get up to 299 Mbps on their DSL internet plan. The fastest DSL download speed in the county is 1,000 Mbps, which 1.53% of residents can get. Some homes and apartments do not have access to these speeds. On the slower end, for example, 2.30% of homes can only purchase plans up to 10 Mbps. See the internet provider details below for info about their speed and coverage in Lehigh County.
DSL internet speeds tend to be faster in the northwest parts of Lehigh County, and slower in the southwest areas of the county.
Is DSL the fastest internet I can get in Lehigh County?
The fastest internet for you may vary based on where in Lehigh County you live. In general, cable competes most often with DSL in the county.
- Fiber is the fastest internet type for 36.58% of Lehigh County homes.
- Cable is fastest for 62.20% 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 Lehigh County homes.
DSL Providers in Depth
Below you'll find which TV and internet providers offer service in Lehigh County, along with details on where in Lehigh County and at what speeds.
Frontier Communications DSL in Lehigh County, PA
Frontier DSL coverage
About 2.79%, or 10,464 people, have Frontier DSL internet available to them in the county. The company covers the southeast and northwest Lehigh 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 Lehigh County.
Frontier Communications DSL download speeds
Frontier is below average when comparing download speeds to all other internet providers in Lehigh County. Versus other DSL providers in the area, Frontier DSL is below average. There are 5 different maximum speeds throughout Lehigh County. The fastest plan anyone in Lehigh 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 Lehigh County customers is up to 23 Mbps.
Show all download speeds
- 1.4% up to 115.0 Mbps
- 7.7% up to 90.0 Mbps
- 6.2% up to 70.0 Mbps
- 5.6% up to 45.0 Mbps
- 79.1% up to 10.0 Mbps
Frontier Communications DSL upload speeds
In Lehigh County 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 slowest compared to other Lehigh 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 Lehigh 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 1.6 Mbps.
Show all upload speeds
- 1.4% up to 7.0 Mbps
- 7.7% up to 5.0 Mbps
- 11.8% up to 3.0 Mbps
- 79.1% up to 1.0 Mbps
Ironton Telephone Company DSL in Lehigh County, PA
Ironton Telephone Company DSL coverage
About 2.66%, or 9,957 people, have Ironton Telephone Company DSL internet available to them in the county. The company covers the northwest and north Lehigh County area. Ironton Telephone Company is an average-sized internet service provider internet service providers in the US, with internet service available in a very small piece of Lehigh County.
Ironton Telephone Company DSL download speeds
Ironton Telephone Company is below average when comparing download speeds to all other internet providers in Lehigh County. Versus other DSL providers in the area, Ironton Telephone Company DSL is the fastest. There are 2 different maximum speeds throughout Lehigh County. The fastest plan anyone in Lehigh County can order from Ironton Telephone Company goes up to 1,000 Mbps, the slowest package only goes up to 55 Mbps, and the county-wide average maximum speed for Lehigh County customers is up to 599 Mbps.
Show all download speeds
- 57.6% up to 1,000.0 Mbps
- 42.4% up to 55.0 Mbps
Ironton Telephone Company DSL upload speeds
In Lehigh County download speeds tend to be faster than than upload speeds for Ironton Telephone Company DSL. Compared to other ISPs, Ironton Telephone Company is below average where upload speeds are concerned, and the fastest compared to other Lehigh County DSL providers. Ironton Telephone Company offers 2 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 Lehigh County is up to 500 Mbps. Some customers have slower plan choices, which only go up to 5.0 Mbps. On average, Ironton Telephone Company customers can get speeds up to 290 Mbps.
Show all upload speeds
- 57.6% up to 500.0 Mbps
- 42.4% up to 5.0 Mbps
Lehigh County DSL by Area
This information is most helpful to those looking for homes or considering moving to Lehigh County or any of the areas nearby.
How does DSL internet in Lehigh County compare to the rest of Pennsylvania?
DSL internet speeds in Lehigh County are much faster versus the average speeds in Pennsylvania: 0.00 Mbps in Pennsylvania versus 299 Mbps in the county. The state has similar DSL availability compared to the county. Average DSL coverage in Pennsylvania is 0.00% versus 5.56% in Lehigh County.
What zip codes have DSL internet?
DSL internet coverage varies by zip code and neighborhood. Some examples in or around Lehigh 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
- Northampton County, PA: more DSL coverage, slower speeds
- Hunterdon County, NJ: more DSL coverage, slower speeds
- Somerset County, NJ: more DSL coverage, slower speeds
- Middlesex County, NJ: less DSL coverage, slower speeds
- Kings County, NY: less DSL coverage, slower speeds
- Perry County, PA: more DSL coverage, slower speeds
- Juniata County, PA: more DSL coverage, slower speeds
- Mifflin County, PA: more DSL coverage, slower speeds
- Huntingdon County, PA: more DSL coverage, slower speeds
- Blair County, PA: more DSL coverage, slower speeds
Counties with Similar Populations
- Lexington County, SC: more DSL coverage, slower speeds
- Rutherford County, TN: more DSL coverage, slower speeds
- Marion County, OR: more DSL coverage, slower speeds
- Marion County, FL: more DSL coverage, slower speeds
- Madison County, AL: more DSL coverage, slower speeds
- Luzerne County, PA: more DSL coverage, slower speeds
- Lucas County, OH: more DSL coverage, slower speeds
- Lubbock County, TX: more DSL coverage, slower speeds
- Lorain County, OH: more DSL coverage, slower speeds
- San Juan Municipio, PR: more DSL coverage, slower speeds