In Deer Park there are 2 residential DSL providers covering 89.21% of the city. The average home can get speeds up to 75 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 Deer Park, IL.
To see availability maps for all providers including fiber, cable, DSL, and more in Deer Park, IL please click below.
Deer Park, IL Availability Maps
DSL Internet Service Providers in Deer Park
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 Deer Park are not shown.
Deer Park 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 Deer Park is DSL internet available?
DSL Internet Availability Key
DSL is available in 89.21% of Deer Park. Areas in green have DSL internet service, where areas in yellow or red may not. The most widely available provider is AT&T. Call one of the companies with service in Deer Park above to see who has service at your home.
How fast is DSL internet in Deer Park?
The map below shows maximum DSL internet speeds by area in Deer Park.
DSL Internet Speed Key
The average Deer Park home can get up to 75 Mbps on their DSL internet plan. The fastest DSL download speed in the city is 100 Mbps, which 49.27% of residents can get. Some homes and apartments do not have access to these speeds. On the slower end, for example, 2.25% of homes can only purchase plans up to 10 Mbps. See the internet provider details below for info about their speed and coverage in Deer Park.
DSL internet speeds tend to be faster in the west parts of Deer Park, and slower in the south areas of the city.
Is DSL the fastest internet I can get in Deer Park?
The fastest internet for you may vary based on where in Deer Park you live. In general, cable competes most often with DSL in the city.
- Fiber is the fastest internet type for 8.45% of Deer Park homes.
- Cable is fastest for 89.76% of the city.
- DSL is fastest for less than 1%.
- Fixed wireless is fastest for less than 1%.
- Satellite internet may be the only option for 1.78% of Deer Park homes.
DSL Providers in Depth
Below you'll find which TV and internet providers offer service in Deer Park, along with details on where in Deer Park and at what speeds.
AT&T DSL in Deer Park, IL
AT&T DSL coverage
About 89.21%, or 4,400 people, have AT&T DSL internet available to them in the city. The company covers the entire Deer Park area. AT&T is one of the largest internet service providers internet service providers in the US, with internet service available in most of Deer Park.
AT&T DSL download speeds
AT&T is below average when comparing download speeds to all other internet providers in Deer Park. Versus other DSL providers in the area, AT&T DSL is one of the fastest. There are 5 different maximum speeds throughout Deer Park. The fastest plan anyone in Deer Park can order from AT&T goes up to 100 Mbps, the slowest package only goes up to 10 Mbps, and the city-wide average maximum speed for Deer Park customers is up to 75 Mbps.
Show all download speeds
- 55.2% up to 100.0 Mbps
- 6.5% up to 75.0 Mbps
- 22.5% up to 50.0 Mbps
- 13.3% up to 25.0 Mbps
- 2.5% up to 10.0 Mbps
AT&T DSL upload speeds
In Deer Park download speeds tend to be faster than than upload speeds for AT&T DSL. Compared to other ISPs, AT&T is below average where upload speeds are concerned, and one of the fastest compared to other Deer Park DSL providers. AT&T 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 Deer Park is up to 20 Mbps. Some customers have slower plan choices, which only go up to 1.0 Mbps. On average, AT&T customers can get speeds up to 15 Mbps.
Show all upload speeds
- 61.8% up to 20.0 Mbps
- 22.5% up to 10.0 Mbps
- 13.3% up to 5.0 Mbps
- 2.5% up to 1.0 Mbps
EarthLink DSL in Deer Park, IL
EarthLink DSL coverage
About 89.21%, or 4,400 people, have EarthLink DSL internet available to them in the city. The company covers the entire Deer Park area. EarthLink is one of the largest internet service providers internet service providers in the US, with internet service available in most of Deer Park.
EarthLink DSL download speeds
EarthLink is below average when comparing download speeds to all other internet providers in Deer Park. Versus other DSL providers in the area, EarthLink DSL is one of the fastest. There are 5 different maximum speeds throughout Deer Park. The fastest plan anyone in Deer Park can order from EarthLink goes up to 100 Mbps, the slowest package only goes up to 10 Mbps, and the city-wide average maximum speed for Deer Park customers is up to 75 Mbps.
Show all download speeds
- 55.2% up to 100.0 Mbps
- 6.5% up to 75.0 Mbps
- 22.5% up to 50.0 Mbps
- 13.3% up to 25.0 Mbps
- 2.5% up to 10.0 Mbps
EarthLink DSL upload speeds
In Deer Park download speeds tend to be faster than than upload speeds for EarthLink DSL. Compared to other ISPs, EarthLink is below average where upload speeds are concerned, and one of the fastest compared to other Deer Park DSL providers. EarthLink 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 Deer Park is up to 20 Mbps. Some customers have slower plan choices, which only go up to 1.0 Mbps. On average, EarthLink customers can get speeds up to 15 Mbps.
Show all upload speeds
- 61.8% up to 20.0 Mbps
- 22.5% up to 10.0 Mbps
- 13.3% up to 5.0 Mbps
- 2.5% up to 1.0 Mbps
Deer Park DSL by Area
This information is most helpful to those looking for homes or considering moving to Deer Park or any of the areas nearby.
How does DSL internet in Deer Park compare to the rest of Illinois?
DSL internet speeds in Deer Park are much faster versus the average speeds in Illinois: 0.00 Mbps in Illinois versus 75 Mbps in the city. The state has similar DSL availability compared to the city. Average DSL coverage in Illinois is 0.00% versus 89.21% in Deer Park.
What zip codes have DSL internet?
DSL internet coverage varies by zip code and neighborhood. Some examples in or around Deer Park 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
- Kildeer, IL: more DSL coverage, faster speeds
- Lake Zurich, IL: more DSL coverage, slower speeds
- Barrington, IL: more DSL coverage, slower speeds
- Palatine, IL: less DSL coverage, slower speeds
- Inverness, IL: more DSL coverage, faster speeds
- North Barrington, IL: less DSL coverage, slower speeds
- Long Grove, IL: more DSL coverage, slower speeds
- Hawthorn Woods, IL: less DSL coverage, slower speeds
- Lake Barrington, IL: less DSL coverage, slower speeds
- Buffalo Grove, IL: more DSL coverage, faster speeds
Cities with Similar Populations
- Hemingway, SC: less DSL coverage, slower speeds
- Halls, TN: less DSL coverage, slower speeds
- Harmony, NC: more DSL coverage, slower speeds
- Harmony, PA: less DSL coverage, slower speeds
- Harrisburg, AR: less DSL coverage, slower speeds
- Harrisburg, OR: less DSL coverage, slower speeds
- Hart, MI: less DSL coverage, slower speeds
- Hartford, AL: less DSL coverage, slower speeds
- Hartford, MI: more DSL coverage, slower speeds
- Harwinton, CT: less DSL coverage, slower speeds