Internet providers in O'Fallon, MO
O'Fallon is a city in Missouri with about 92,697 residents and roughly 38,033 residential locations that internet providers can report on. The table below compares the providers that report service here.
Compare internet providers in O'Fallon, MO
Share of residential locations in O'Fallon where each provider reports service, from the FCC National Broadband Map (data as of December 31, 2025). Availability depends on your exact address.
| # | Provider | Technology (varies by address) | Locations covered | |
|---|---|---|---|---|
| 1 | Spectrum | Fiber, Cable | 95% | |
| 2 | T-Mobile Home Internet | Fixed wireless | 88% | |
| 3 | Brightspeed | Fiber, DSL | 83% | |
| 4 | Wisper ISP | Fixed wireless | 77% | |
| 5 | AT&T | Fiber, DSL, Fixed wireless | 68% | Check availability |
| 6 | Verizon | Fiber, Fixed wireless | 56% | Check availability |
| 7 | Gateway Fiber Holdings | Fiber | 40% | |
| 8 | WH i3B Bidco LLC/WH i3B Topco | Fiber, Cable | 21% | |
| 9 | Brown Dog Networks | Fixed wireless | 10% | |
| 10 | Socket Telecom | Fiber, DSL | 2% |
Satellite internet
| 1 | HughesNet | Satellite | 99%+ | |
| 2 | Viasat | Satellite | 99%+ | |
| 3 | Starlink | Satellite | 99%+ |
Satellite service is available at nearly every address but typically has higher latency than wired options.
Provider-reported coverage does not guarantee service or speeds at a specific address. Some "Check availability" links are affiliate links; we may earn a commission at no cost to you. How we make money.
What to know about internet in O'Fallon
Spectrum reports service to the most residential locations in O'Fallon, about 95%. 6 providers report coverage of at least half of locations (Spectrum, T-Mobile Home Internet, Brightspeed, Wisper ISP, AT&T, and Verizon), so the market looks competitive. Fiber-focused providers reporting service here include Gateway Fiber Holdings (40%). T-Mobile Home Internet and Wisper ISP offer fixed wireless home internet, an option if you prefer no cable or fiber installation.
What technologies are available in O'Fallon?
Fiber is widely available: about 80% of locations in O'Fallon can get it. Gigabit-class service (1,000 Mbps down) is reported for about 97% of locations. Fixed wireless home internet is reported for about 98% of locations.
FCC National Broadband Map, data as of December 31, 2025: share of residential locations in O'Fallon that providers report they can serve. City-level figures, not your address.
O'Fallon at a glance
About 94% of households in O'Fallon have a broadband subscription, 6 points above the Missouri average of 88%.
Source: U.S. Census Bureau, American Community Survey 5-year estimates (2023).
Internet providers in places near O'Fallon
- Dardenne Prairie, MO (3 mi)
- Lake St. Louis, MO (4 mi)
- St. Peters, MO (6 mi)
- Wentzville, MO (8 mi)
- St. Charles, MO (11 mi)
- Chesterfield, MO (11 mi)
- Maryland Heights, MO (14 mi)
- Wildwood, MO (14 mi)
- Ballwin, MO (16 mi)
- Bridgeton, MO (16 mi)
- Town and Country, MO (17 mi)
- Creve Coeur, MO (17 mi)
- Hazelwood, MO (17 mi)
- Manchester, MO (18 mi)
- St. Ann, MO (18 mi)
- Overland, MO (20 mi)
- Eureka, MO (20 mi)
- Florissant, MO (21 mi)
- Kirkwood, MO (21 mi)
- University City, MO (22 mi)
Frequently asked questions
Is fiber internet available in O'Fallon?
Yes, in part. About 80% of residential locations in O'Fallon can get fiber, 94% can get cable, and about 97% can get gigabit-class speeds, per FCC data. Availability depends on your exact address.
Which internet provider has the widest coverage in O'Fallon?
Spectrum reports service to about 95% of residential locations in O'Fallon, the most of any provider, per FCC data. Availability still depends on your address.
How many internet providers serve O'Fallon?
9 providers report service to at least 2% of locations in O'Fallon, and 6 cover at least half. Satellite (HughesNet, Viasat, Starlink) is also available nearly everywhere.
Is there fiber internet in O'Fallon?
Fiber providers reporting service in O'Fallon include Gateway Fiber Holdings (40% of locations). Other providers may also offer fiber in parts of the city, so check your address.
What is the difference between fiber, cable and DSL?
Fiber offers the fastest and most consistent speeds, cable is widely available with high download speeds, and DSL runs over phone lines and is usually slower. See our guide for details.
What internet speed do I need in O'Fallon?
Most households are well served by 100–300 Mbps. Heavy streaming, gaming or many connected devices may benefit from 500 Mbps or more.
Check your exact address
Coverage for a whole community cannot tell you what is available at your door. Enter your ZIP code, then confirm with each provider.
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