Internet providers in Quincy, IL
Quincy is a city in Illinois with about 39,188 residents and roughly 21,326 residential locations that internet providers can report on. The table below compares the providers that report service here.
Compare internet providers in Quincy, IL
Share of residential locations in Quincy 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 | Xfinity | Cable | 99%+ | |
| 2 | Adams Telephone Co-Operative | Fiber | 98% | |
| 3 | Verizon | Fiber, Fixed wireless | 89% | Check availability |
| 4 | AT&T | Fiber, DSL, Fixed wireless | 81% | Check availability |
| 5 | T-Mobile Home Internet | Fixed wireless | 49% |
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 Quincy
Xfinity reports service to the most residential locations in Quincy, about 100%. 4 providers report coverage of at least half of locations (Xfinity, Adams Telephone Co-Operative, Verizon, and AT&T), so the market looks competitive. Fiber-focused providers reporting service here include Adams Telephone Co-Operative (98%). T-Mobile Home Internet offers fixed wireless home internet, an option if you prefer no cable or fiber installation.
What technologies are available in Quincy?
Fiber is widely available: about 98% of locations in Quincy can get it. Gigabit-class service (1,000 Mbps down) is reported for about 98% 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 Quincy that providers report they can serve. City-level figures, not your address.
Quincy at a glance
About 84% of households in Quincy have a broadband subscription, 5 points below the Illinois average of 89%.
Source: U.S. Census Bureau, American Community Survey 5-year estimates (2023).
Internet providers in places near Quincy
- Hannibal, MO (15 mi)
- Keokuk, IA (33 mi)
Frequently asked questions
Is fiber internet available in Quincy?
Yes, in part. About 98% of residential locations in Quincy can get fiber, 100% can get cable, and about 98% can get gigabit-class speeds, per FCC data. Availability depends on your exact address.
Which internet provider has the widest coverage in Quincy?
Xfinity reports service to about 100% of residential locations in Quincy, the most of any provider, per FCC data. Availability still depends on your address.
How many internet providers serve Quincy?
5 providers report service to at least 2% of locations in Quincy, and 4 cover at least half. Satellite (HughesNet, Viasat, Starlink) is also available nearly everywhere.
Is there fiber internet in Quincy?
Fiber providers reporting service in Quincy include Adams Telephone Co-Operative (98% 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 Quincy?
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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