In O'Fallon there are 2 residential DSL providers covering 92.13% of the neighborhood. The average home can get speeds up to 90 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 O'Fallon, St. Louis, MO.
To see availability maps for all providers including fiber, cable, DSL, and more in O'Fallon, St. Louis, MO please click below.
O'Fallon, St. Louis, MO Availability Maps
DSL Internet Service Providers in O'Fallon
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 O'Fallon are not shown.
O'Fallon 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 O'Fallon is DSL internet available?
DSL Internet Availability Key
DSL is available in 92.13% of O'Fallon. 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 O'Fallon above to see who has service at your home.
How fast is DSL internet in O'Fallon?
The map below shows maximum DSL internet speeds by area in O'Fallon.
DSL Internet Speed Key
The average O'Fallon home can get up to 90 Mbps on their DSL internet plan. The fastest DSL download speed in the neighborhood is 100 Mbps, which 67.30% of residents can get. Some homes and apartments do not have access to these speeds. On the slower end, for example, 1.08% of homes can only purchase plans up to 10 Mbps. See the internet provider details below for info about their speed and coverage in O'Fallon.
DSL internet speeds tend to be faster in the northeast parts of O'Fallon, and slower in the central areas of the neighborhood.
Is DSL the fastest internet I can get in O'Fallon?
The fastest internet for you may vary based on where in O'Fallon you live. In general, cable competes most often with DSL in the neighborhood.
- Fiber is the fastest internet type for 1.08% of O'Fallon homes.
- Cable is fastest for 98.92% of the neighborhood.
- 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 O'Fallon homes.
DSL Providers in Depth
Below you'll find which TV and internet providers offer service in O'Fallon, along with details on where in O'Fallon and at what speeds.
EarthLink DSL in O'Fallon, St. Louis, MO
EarthLink DSL coverage
About 92.13%, or 2,809 people, have EarthLink DSL internet available to them in the neighborhood. The company covers the entire O'Fallon area. EarthLink is one of the largest internet service providers internet service providers in the US, with internet service available in most of O'Fallon.
EarthLink DSL download speeds
EarthLink is below average when comparing download speeds to all other internet providers in O'Fallon. Versus other DSL providers in the area, EarthLink DSL is one of the fastest. There are 4 different maximum speeds throughout O'Fallon. The fastest plan anyone in O'Fallon can order from EarthLink goes up to 100 Mbps, the slowest package only goes up to 10 Mbps, and the neighborhood-wide average maximum speed for O'Fallon customers is up to 90 Mbps.
Show all download speeds
- 73.1% up to 100.0 Mbps
- 14.8% up to 75.0 Mbps
- 11.0% up to 50.0 Mbps
- 1.2% up to 10.0 Mbps
EarthLink DSL upload speeds
In O'Fallon 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 O'Fallon DSL providers. EarthLink offers 3 different upload speeds across the neighborhood, so your internet plan's upload speed may vary by neighborhood . The fastest upload speed available to anyone from this ISP in O'Fallon 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 19 Mbps.
Show all upload speeds
- 87.8% up to 20.0 Mbps
- 11.0% up to 10.0 Mbps
- 1.2% up to 1.0 Mbps
AT&T DSL in O'Fallon, St. Louis, MO
AT&T DSL coverage
About 92.13%, or 2,809 people, have AT&T DSL internet available to them in the neighborhood. The company covers the entire O'Fallon area. AT&T is one of the largest internet service providers internet service providers in the US, with internet service available in most of O'Fallon.
AT&T DSL download speeds
AT&T is below average when comparing download speeds to all other internet providers in O'Fallon. Versus other DSL providers in the area, AT&T DSL is one of the fastest. There are 4 different maximum speeds throughout O'Fallon. The fastest plan anyone in O'Fallon can order from AT&T goes up to 100 Mbps, the slowest package only goes up to 10 Mbps, and the neighborhood-wide average maximum speed for O'Fallon customers is up to 90 Mbps.
Show all download speeds
- 73.1% up to 100.0 Mbps
- 14.8% up to 75.0 Mbps
- 11.0% up to 50.0 Mbps
- 1.2% up to 10.0 Mbps
AT&T DSL upload speeds
In O'Fallon 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 O'Fallon DSL providers. AT&T offers 3 different upload speeds across the neighborhood, so your internet plan's upload speed may vary by neighborhood . The fastest upload speed available to anyone from this ISP in O'Fallon 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 19 Mbps.
Show all upload speeds
- 87.8% up to 20.0 Mbps
- 11.0% up to 10.0 Mbps
- 1.2% up to 1.0 Mbps
O'Fallon DSL by Area
This information is most helpful to those looking for homes or considering moving to O'Fallon or any of the areas nearby.
How does DSL internet in O'Fallon compare to the rest of St. Louis?
DSL internet speeds in O'Fallon are much faster versus the average speeds in St. Louis: 0.00 Mbps in St. Louis versus 90 Mbps in the neighborhood. The city has similar DSL availability compared to the neighborhood. Average DSL coverage in St. Louis is 0.00% versus 92.13% in O'Fallon.
What zip codes have DSL internet?
DSL internet coverage varies by zip code and neighborhood. Some examples in or around O'Fallon 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 neighborhoods?
Below are neighborhoods nearby and with similar populations. This comparison can be useful if living somewhere with fast internet is important to you.
Nearby Neighborhoods
- Penrose, St. Louis, MO: less DSL coverage, slower speeds
- The Greater Ville, St. Louis, MO: less DSL coverage, slower speeds
- Jeff-Vander-Lou, St. Louis, MO: more DSL coverage, slower speeds
- Mark Twain, St. Louis, MO: less DSL coverage, slower speeds
- Grand Center, St. Louis, MO: less DSL coverage, slower speeds
- Wells-Goodfellow, St. Louis, MO: more DSL coverage, slower speeds
- Central West End, St. Louis, MO: more DSL coverage, slower speeds
- Midtown St. Louis, St. Louis, MO: less DSL coverage, slower speeds
- North Pointe, St. Louis, MO: more DSL coverage, slower speeds
- Baden, St. Louis, MO: less DSL coverage, slower speeds
Neighborhoods with Similar Populations
- Gaffney Lane, Oregon City, OR: more DSL coverage, faster speeds
- Bryce Canyon North, Oxnard, CA: less DSL coverage, slower speeds
- Sunnyland, Washington, IL: less DSL coverage, slower speeds
- San Antonio Creekside, San Antonio, TX: more DSL coverage, slower speeds
- West Sharyland, Mission, TX: less DSL coverage, slower speeds
- San Jose Forest, Jacksonville, FL: more DSL coverage, slower speeds
- Arlington, Birmingham, AL: more DSL coverage, slower speeds
- Independence Plaza, Kansas City, MO: less DSL coverage, slower speeds
- Woodlands at Fiore, Buffalo Grove, IL: more DSL coverage, slower speeds
- West Lake Sammamish, Bellevue, WA: more DSL coverage, faster speeds