City in South Carolina, United States
Internet in Charleston: speed, SIM cards and coworking
Is the internet good in Charleston?
Median fixed broadband in United States is 307 Mbps and mobile is 187 Mbps (Speedtest Global Index, 2026-08). Free wifi at most cafés; reliable but busy, with seating limits at weekends.
Getting online in Charleston
| Details | |
|---|---|
| Home fibre | Comporium and Xfinity cable plus AT&T Fiber in parts; about 50–80 USD a month. |
| Cafés and coworking | Free wifi at most cafés; reliable but busy, with seating limits at weekends. |
| Outages | Storms and flooding can disrupt power. |
| Tourist SIM | Prepaid SIMs at carrier stores, Walmart and Target, roughly US$25–50 for 30 days; no ID usually needed. A travel eSIM is easiest. |
| eSIM | Local carriers sell eSIMs to visitors. |
| Carriers | T-Mobile, Verizon, AT&T |
| Monthly data plan | $25–50 ($25–50) |
Internet speeds in North America
National medians, Speedtest Global Index.
| Country | Fixed | Mobile |
|---|---|---|
| United States | 307 Mbps | 187 Mbps |
| Canada | 258 Mbps | 86 Mbps |
Quick answers
Is the internet fast in Charleston?
Median fixed broadband in United States is 307 Mbps and mobile is 187 Mbps (Speedtest Global Index, 2026-08). Free wifi at most cafés; reliable but busy, with seating limits at weekends.
Which SIM card should I get in Charleston?
Prepaid SIMs at carrier stores, Walmart and Target, roughly US$25–50 for 30 days; no ID usually needed. A travel eSIM is easiest.
Can I use an eSIM in United States?
Yes. Local carriers sell eSIMs to visitors, and travel eSIMs work too.
More about Charleston
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Sources
- Speedtest Global Index: United States
- T-Mobile
- Verizon
- AT&T
- CARTA
- Charleston International Airport
- Explore Charleston
Speeds are medians from Ookla's Speedtest Global Index, cited for reference. Compiled and reviewed by SoloSquare. How we compile and score this. Spotted something out of date? Tell us.