Internet providers in Collinsville, IL
Collinsville is a city in Illinois with about 24,126 residents and roughly 12,477 residential locations that internet providers can report on. The table below compares the providers that report service here.
Compare internet providers in Collinsville, IL
Share of residential locations in Collinsville 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 | 96% | |
| 2 | AT&T | Fiber, DSL, Fixed wireless | 95% | Check availability |
| 3 | T-Mobile Home Internet | Fixed wireless | 87% | |
| 4 | Verizon | Fiber, Fixed wireless | 55% | Check availability |
| 5 | Wisper ISP | Fixed wireless | 47% | |
| 6 | WH i3B Bidco LLC/WH i3B Topco | Fiber, Cable | 26% | |
| 7 | Delta Communications | Fiber | 15% |
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 Collinsville
Spectrum reports service to the most residential locations in Collinsville, about 96%. 4 providers report coverage of at least half of locations (Spectrum, AT&T, T-Mobile Home Internet, and Verizon), so the market looks competitive. Fiber-focused providers reporting service here include Delta Communications (15%). 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 Collinsville?
Fiber reaches about 47% of locations in Collinsville, so it is available in parts of the area but not everywhere. Gigabit-class service (1,000 Mbps down) is reported for about 96% of locations. DSL is still reported for about 65% of locations, which can be a fallback where fiber and cable do not reach. Fixed wireless home internet is reported for about 89% of locations.
FCC National Broadband Map, data as of December 31, 2025: share of residential locations in Collinsville that providers report they can serve. City-level figures, not your address.
Collinsville at a glance
About 92% of households in Collinsville have a broadband subscription, 3 points above the Illinois average of 89%.
Source: U.S. Census Bureau, American Community Survey 5-year estimates (2023).
Internet providers in places near Collinsville
- Fairview Heights, IL (6 mi)
- Glen Carbon, IL (6 mi)
- O'Fallon, IL (7 mi)
- Granite City, IL (7 mi)
- East St. Louis, IL (8 mi)
- Troy, IL (8 mi)
- Edwardsville, IL (8 mi)
- Swansea, IL (9 mi)
- Shiloh, IL (10 mi)
- Belleville, IL (11 mi)
- Cahokia, IL (13 mi)
- St. Louis, MO (13 mi)
- Spanish Lake, MO (13 mi)
- Wood River, IL (14 mi)
- Jennings, MO (14 mi)
- Ferguson, MO (16 mi)
- University City, MO (18 mi)
- Alton, IL (18 mi)
- Clayton, MO (18 mi)
- Lemay, MO (18 mi)
Frequently asked questions
Is fiber internet available in Collinsville?
Yes, in part. About 47% of residential locations in Collinsville can get fiber, 95% can get cable, and about 96% can get gigabit-class speeds, per FCC data. Availability depends on your exact address.
Which internet provider has the widest coverage in Collinsville?
Spectrum reports service to about 96% of residential locations in Collinsville, the most of any provider, per FCC data. Availability still depends on your address.
How many internet providers serve Collinsville?
7 providers report service to at least 2% of locations in Collinsville, and 4 cover at least half. Satellite (HughesNet, Viasat, Starlink) is also available nearly everywhere.
Is there fiber internet in Collinsville?
Fiber providers reporting service in Collinsville include Delta Communications (15% 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 Collinsville?
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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