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Internet Providers in Charleston, South Carolina

14 providers report residential internet coverage in Charleston County (the Charleston area). Fiber reaches 54% of census blocks. Coverage below is county-level from federal filings updated — your exact address may differ, so use the address checker.

Check your exact address →

ProviderTypesTop speedArea coverage
Xfinity Cable, Fiber 2 Gbps 92% of blocks Visit site
AT&T DSL, Fiber, Fixed Wireless 5 Gbps 87% of blocks Visit site
Verizon Fixed Wireless 300 Mbps 75% of blocks Visit site
T-Mobile Fixed Wireless 100 Mbps 71% of blocks Visit site
WOW Internet, Cable & Phone Cable 1.2 Gbps 52% of blocks
Home Telecom Fiber 5 Gbps 5% of blocks
Palmetto Telephone Communications, LLC Fiber 1 Gbps 5% of blocks
Spectrum Cable, Fiber 1 Gbps 2% of blocks Visit site
Frontier DSL 115 Mbps 2% of blocks Visit site
TDS Telecom DSL, Fiber 8 Gbps 2% of blocks
lumos Fiber 5 Gbps 1% of blocks
IQ Fiber Fiber 5 Gbps 1% of blocks
Hotwire Communications Fiber 8 Gbps 1% of blocks
Brightspeed DSL 10 Mbps 1% of blocks Visit site
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Frequently asked questions

What's the fastest internet in Charleston?

TDS Telecom reports the highest maximum download speed in Charleston County at 8 Gbps. Actual availability varies block by block — check your address above.

Is fiber available in Charleston?

Fiber reaches about 54% of census blocks in Charleston County. The largest fiber footprints belong to Xfinity, AT&T, Home Telecom. 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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