Internet providers in North Charleston, South Carolina
North Charleston is in Charleston and Berkeley and Dorchester counties, South Carolina, and has 4 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 North Charleston, about 79%. 5 providers report coverage of at least half of locations (Xfinity, T-Mobile Home Internet, AT&T, Verizon, and WOW!), so the market looks competitive. T-Mobile Home Internet offers fixed wireless home internet, an option if you prefer no cable or fiber installation.
Our picks for internet in North Charleston
- Widest coverage: Xfinity (about 79% of locations)
- No-install wireless option: T-Mobile Home Internet (about 73% of locations)
Picks are based on the share of locations each provider reports serving, not on price or customer reviews.
ZIP codes in North Charleston
Compare internet providers in North Charleston, South Carolina
Share of residential locations in North Charleston 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 | 79% | |
| 2 | T-Mobile Home Internet | Fixed wireless | 73% | |
| 3 | AT&T | Fiber, DSL, Fixed wireless | 71% | Check availability |
| 4 | Verizon | Fiber, Fixed wireless | 66% | Check availability |
| 5 | WOW! | Fiber, Cable | 57% | |
| 6 | Spectrum | Fiber, Cable | 20% | |
| 7 | Home Telephone Company, Inc. (SC) | Fiber, Cable | 6% |
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 North Charleston?
Fiber reaches about 34% of locations in North Charleston, so it is available in parts of the area but not everywhere. Gigabit-class service (1,000 Mbps down) is reported for about 65% of locations. Fixed wireless home internet is reported for about 83% of locations.
FCC National Broadband Map, data as of December 31, 2025: share of residential locations in North Charleston that providers report they can serve. City-level figures, not your address.
Best-connected ZIP codes in North Charleston
Frequently asked questions
Is fiber internet available in North Charleston?
Yes, in part. About 34% of residential locations in North Charleston can get fiber, 95% can get cable, and about 65% can get gigabit-class speeds, per FCC data. Availability depends on your exact address.
Which internet provider has the widest coverage in North Charleston?
Xfinity reports service to about 79% of residential locations in North Charleston, the most of any provider, per FCC data. Availability still depends on your address.
How many internet providers serve North Charleston?
7 providers report service to at least 2% of locations in North Charleston, 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 North Charleston?
Most households are well served by 100–300 Mbps. Heavy streaming, gaming or many connected devices may benefit from 500 Mbps or more.