Internet providers in Springfield, Illinois
Springfield is in Sangamon County, Illinois, and has 5 ZIP codes. Available providers can differ from one ZIP code to the next, so pick yours below.
Xfinity reports service to the most residential locations in Springfield, about 100%. 5 providers report coverage of at least half of locations (Xfinity, AT&T, T-Mobile Home Internet, JAB Wireless, and Verizon), so the market looks competitive. T-Mobile Home Internet and JAB Wireless offer fixed wireless home internet, an option if you prefer no cable or fiber installation.
Our picks for internet in Springfield
- Widest coverage: Xfinity (about 100% of locations)
- No-install wireless option: T-Mobile Home Internet (about 84% of locations)
Picks are based on the share of locations each provider reports serving, not on price or customer reviews.
ZIP codes in Springfield
Compare internet providers in Springfield, Illinois
Share of residential locations in Springfield 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 | AT&T | Fiber, DSL, Fixed wireless | 90% | Check availability |
| 3 | T-Mobile Home Internet | Fixed wireless | 84% | |
| 4 | JAB Wireless | Fixed wireless | 82% | |
| 5 | Verizon | Fiber, Fixed wireless | 72% | Check availability |
| 6 | WH i3B Bidco LLC/WH i3B Topco | Fiber, Cable | 23% | |
| 7 | Royell Communications | Fiber, Fixed wireless | 7% | |
| 8 | AMG Technology Investment Group | Fixed wireless | 2% | |
| 9 | Veloxnet | Fiber, Fixed wireless | <1% | |
| 10 | Fidium Fiber | Fiber, DSL | <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 technologies are available in Springfield?
Fiber is widely available: about 51% of locations in Springfield can get it. Gigabit-class service (1,000 Mbps down) is reported for about 59% of locations. DSL is still reported for about 39% of locations, which can be a fallback where fiber and cable do not reach. 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 Springfield that providers report they can serve. City-level figures, not your address.
Best-connected ZIP codes in Springfield
Frequently asked questions
Is fiber internet available in Springfield?
Yes, in part. About 51% of residential locations in Springfield can get fiber, 100% can get cable, and about 59% can get gigabit-class speeds, per FCC data. Availability depends on your exact address.
Which internet provider has the widest coverage in Springfield?
Xfinity reports service to about 100% of residential locations in Springfield, the most of any provider, per FCC data. Availability still depends on your address.
How many internet providers serve Springfield?
7 providers report service to at least 2% of locations in Springfield, and 5 cover at least half. Satellite (HughesNet, Viasat, Starlink) is also available nearly everywhere.
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 Springfield?
Most households are well served by 100–300 Mbps. Heavy streaming, gaming or many connected devices may benefit from 500 Mbps or more.