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Internet Providers in Springfield, Illinois

21 providers report residential internet coverage in Sangamon County (the Springfield area). Fiber reaches 47% of census blocks. Coverage below is county-level from federal filings updated — your exact address may differ, so use the address checker.

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ProviderTypesTop speedArea coverage
Rise Broadband Fixed Wireless, 5G Home Internet 500 Mbps 83% of blocks Visit site
AT&T DSL, Fiber, Fixed Wireless 5 Gbps 76% of blocks Visit site
Xfinity Cable, Fiber 2 Gbps 72% of blocks Visit site
T-Mobile Fixed Wireless 100 Mbps 65% of blocks Visit site
Verizon Fixed Wireless 300 Mbps 64% of blocks Visit site
Nextlink Fixed Wireless, 5G Home Internet 1 Gbps 24% of blocks Visit site
Royell Communications Inc Fiber, Fixed Wireless, 5G Home Internet 7 Gbps 21% of blocks
Frontier DSL, Fiber 7 Gbps 17% of blocks Visit site
i3 Broadband Fiber 8 Gbps 13% of blocks
Computer Techniques Inc Fiber 2 Gbps 7% of blocks
Conxxus Fiber 8 Gbps 6% of blocks
Cass Cable TV Inc Fiber, Fixed Wireless 2 Gbps 5% of blocks
Mediacom Xtream Cable, Fiber 1 Gbps 5% of blocks
Sparklight Cable 1 Gbps 4% of blocks
Illinois Net Fixed Wireless 25 Mbps 4% of blocks
W A T C H TV 5G Home Internet 100 Mbps 2% of blocks
Wisper ISP, LLC Fixed Wireless, 5G Home Internet 400 Mbps 2% of blocks
Veloxinet Fiber, Fixed Wireless, 5G Home Internet 500 Mbps 1% of blocks
Consolidated Communications DSL 500 Mbps 1% of blocks
Cass Telephone Company Fiber 100 Mbps 1% of blocks
MR Systems Wireless Fixed Wireless 10 Mbps 1% of blocks
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Frequently asked questions

What's the fastest internet in Springfield?

i3 Broadband reports the highest maximum download speed in Sangamon County at 8 Gbps. Actual availability varies block by block — check your address above.

Is fiber available in Springfield?

Fiber reaches about 47% of census blocks in Sangamon County. The largest fiber footprints belong to AT&T, Xfinity, Royell Communications Inc. Fiber build-out is street-by-street, so neighboring addresses can differ.

How do I find what's actually at MY address?

Use the address checker on our homepage — it matches your address against the federal coverage database and lists every provider reporting service at your census block, free and without giving anyone your phone number.

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