Internet providers in DeKalb, IL
DeKalb is a city in Illinois with about 40,464 residents and roughly 18,009 residential locations that internet providers can report on. The table below compares the providers that report service here.
Compare internet providers in DeKalb, IL
Share of residential locations in DeKalb 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 | Metronet | Fiber | 80% | |
| 3 | Frontier | Fiber, DSL | 63% | |
| 4 | AT&T | Fiber, DSL, Fixed wireless | 61% | Check availability |
| 5 | Verizon | Fiber, Fixed wireless | 55% | Check availability |
| 6 | Digital Network Access Communications | Fiber, DSL | 55% | |
| 7 | T-Mobile Home Internet | Fixed wireless | 49% | |
| 8 | JAB Wireless | Fixed wireless | 45% | |
| 9 | Opiquad | Fixed wireless | 1% | |
| 10 | American Heartland Fiber Networks | Fiber, Fixed wireless | 1% |
Show 1 more provider with smaller coverage
| 11 | Express Dial Internet | Fixed wireless | <1% |
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 DeKalb
Xfinity reports service to the most residential locations in DeKalb, about 99%. 6 providers report coverage of at least half of locations (Xfinity, Metronet, Frontier, AT&T, Verizon, and Digital Network Access Communications), so the market looks competitive. Fiber-focused providers reporting service here include Metronet (80%). T-Mobile Home Internet and JAB Wireless offer fixed wireless home internet, an option if you prefer no cable or fiber installation.
What technologies are available in DeKalb?
Fiber is widely available: about 84% of locations in DeKalb can get it. Gigabit-class service (1,000 Mbps down) is reported for about 84% of locations. Fixed wireless home internet is reported for about 87% of locations.
FCC National Broadband Map, data as of December 31, 2025: share of residential locations in DeKalb that providers report they can serve. City-level figures, not your address.
DeKalb at a glance
About 91% of households in DeKalb have a broadband subscription, 2 points above the Illinois average of 89%.
Source: U.S. Census Bureau, American Community Survey 5-year estimates (2023).
Internet providers in places near DeKalb
- Sycamore, IL (6 mi)
- Campton Hills, IL (17 mi)
- Geneva, IL (22 mi)
- St. Charles, IL (22 mi)
- Huntley, IL (23 mi)
- North Aurora, IL (23 mi)
- South Elgin, IL (23 mi)
- Elgin, IL (23 mi)
- Batavia, IL (23 mi)
- Belvidere, IL (24 mi)
- Montgomery, IL (25 mi)
- Yorkville, IL (25 mi)
- Aurora, IL (26 mi)
- Carpentersville, IL (27 mi)
- Oswego, IL (27 mi)
- West Chicago, IL (27 mi)
- Algonquin, IL (27 mi)
- Rockford, IL (28 mi)
- Lake in the Hills, IL (28 mi)
- Bartlett, IL (29 mi)
Frequently asked questions
Is fiber internet available in DeKalb?
Yes, in part. About 84% of residential locations in DeKalb can get fiber, 99% can get cable, and about 84% can get gigabit-class speeds, per FCC data. Availability depends on your exact address.
Which internet provider has the widest coverage in DeKalb?
Xfinity reports service to about 99% of residential locations in DeKalb, the most of any provider, per FCC data. Availability still depends on your address.
How many internet providers serve DeKalb?
8 providers report service to at least 2% of locations in DeKalb, and 6 cover at least half. Satellite (HughesNet, Viasat, Starlink) is also available nearly everywhere.
Is there fiber internet in DeKalb?
Fiber providers reporting service in DeKalb include Metronet (80% 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 DeKalb?
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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