Internet Speeds in O'Fallon, MO

Residents of O'Fallon have 2 internet providers to choose from. The most popular provider is Spectrum, which offers cable internet service. Over 7,485 recent tests, our research shows that Spectrum customers have been getting 193 Mbps for download speeds and 11 Mbps for upload speeds. In addition to Spectrum, DSL and fiber internet service is also available from CenturyLink.

While these are the real speeds we have been seeing in recent tests, there are many factors that affect download and upload speeds, so your actual service may differ.

Last updated on February 24, 2024
ProviderDownload SpeedUpload SpeedLatency
View Details →
193 Mbps11 Mbps14 ms
View Details →
64 Mbps1 Mbps42 ms
* Data from speed tests taken in the last 3 months

Internet Providers in O'Fallon, MO



Download Speed


Upload Speed





Spectrum is the most popular provider in O'Fallon offering cable internet service. Users have been getting 193 Mbps for download speeds and 11 Mbps for upload speeds over 7,485 recent tests.

Performance Breakdown

Spectrum has the fastest average download speed, the fastest average upload speed, and the lowest latency out of all of the providers in O'Fallon. 34% of users saw download speeds between 250-500 Mbps, and 54% of users saw upload speeds between 10-25 Mbps.

Download Speeds

Upload Speeds

Recent Spectrum Speed Tests in O'Fallon

DateDownload SpeedUpload SpeedLatency
February 23, 2024355 Mbps11 Mbps11 ms
February 23, 2024108 Mbps31 Mbps11 ms
February 23, 2024355 Mbps11 Mbps12 ms
February 23, 2024921 Mbps39 Mbps16 ms
February 23, 2024369 Mbps10 Mbps16 ms
February 23, 20249 Mbps8 Mbps16 ms
February 23, 2024150 Mbps11 Mbps29 ms
February 23, 2024182 Mbps1 Mbps13 ms
February 23, 2024360 Mbps11 Mbps11 ms
February 23, 2024244 Mbps10 Mbps13 ms

Test Your Internet Speed

Latency ms

We’ll run a download test and an upload test to give you the full picture of your internet connection.

Nearby Cities

Popular Cities in Missouri

Featured Cities

Frequently Asked Questions

What internet providers are available in O'Fallon, MO?

Spectrum and CenturyLink currently operate in O'Fallon.

What is the most popular internet provider in O'Fallon, MO?

Spectrum is currently the most popular internet provider in O'Fallon based on the number of speed tests in the last 3 months.

What is the fastest internet provider in O'Fallon, MO?

The fastest internet provider for you is going to differ based on your needs, and which providers actually serve your home. However, when it comes to the real speeds users in O'Fallon are getting, Spectrum provides the fastest download speeds and Spectrum provides the fastest upload speeds.

Is there fiber internet in O'Fallon, MO?

CenturyLink provides fiber internet in O'Fallon.