In North Charleston there are 3 residential Cable providers covering 99.33% of the city. The average home can get speeds up to 1,588 Mbps. Note that we may have a financial relationship with some of the providers below. This does not influence rankings, and helps us provide high-quality detailed information for free.
This page contains all Cable internet providers in North Charleston, SC.
To see availability maps for all providers including fiber, cable, DSL, and more in North Charleston, SC please click below.
North Charleston, SC Availability Maps
Cable Internet Service Providers in North Charleston
Data updated 11/14/2025, based on FCC data from 12/31/2024. This is the most current data available as of .
To avoid wasting your time, providers with less than 1% coverage in North Charleston are not shown.
North Charleston Satellite TV & Internet Providers
DISH Satellite TV
DIRECTV Satellite TV
Not sure whether to choose Dish or DIRECTV? For most people most of the time we recommend DISH. But click here to learn more.
Viasat Satellite Internet
Where in North Charleston is cable internet available?
Cable Internet Availability Key
Cable is available in 99.33% of North Charleston. Areas in green have cable internet service, where areas in yellow or red may not. The most widely available provider is XFINITY. Call one of the companies with service in North Charleston above to see who has service at your home.
How fast is cable internet in North Charleston?
The map below shows maximum cable internet speeds by area in North Charleston.
Cable Internet Speed Key
The average North Charleston home can get up to 1,588 Mbps on their cable internet plan. The fastest cable download speed in the city is 2,000 Mbps, which 49.33% of residents can get. Some homes and apartments do not have access to these speeds. On the slower end, for example, 4.80% of homes can only purchase plans up to 1,000 Mbps. See the internet provider details below for info about their speed and coverage in North Charleston.
Cable internet speeds tend to be faster in the central parts of North Charleston, and slower in the west areas of the city.
Is cable the fastest internet I can get in North Charleston?
The fastest internet for you may vary based on where in North Charleston you live. In general, fiber competes most often with cable in the city.
- Fiber is the fastest internet type for 43.86% of North Charleston homes.
- Cable is fastest for 55.50% of the city.
- DSL is fastest for less than 1%.
- Fixed wireless is fastest for less than 1%.
- Satellite internet may be the only option for less than 1% of North Charleston homes.
Cable Providers in Depth
Below you'll find which TV and internet providers offer service in North Charleston, along with details on where in North Charleston and at what speeds.
XFINITY from Comcast Cable in North Charleston, SC
XFINITY cable coverage
About 85.96%, or 89,814 people, have XFINITY cable internet available to them in the city. The company covers the entire North Charleston area. XFINITY is one of the largest internet service providers internet service providers in the US, with internet service available in most of North Charleston.
XFINITY from Comcast cable download speeds
XFINITY is above average when comparing download speeds to all other internet providers in North Charleston. Versus other cable providers in the area, XFINITY cable is the fastest. There are 2 different maximum speeds throughout North Charleston. The fastest plan anyone in North Charleston can order from XFINITY goes up to 2,000 Mbps, the slowest package only goes up to 1,200 Mbps, and the city-wide average maximum speed for North Charleston customers is up to 1,659 Mbps.
Show all download speeds
- 57.4% up to 2,000.0 Mbps
- 42.6% up to 1,200.0 Mbps
XFINITY from Comcast cable upload speeds
In North Charleston download speeds tend to be faster than than upload speeds for XFINITY cable. Compared to other ISPs, XFINITY is below average where upload speeds are concerned, and the fastest compared to other North Charleston cable providers. XFINITY offers 2 different upload speeds across the city, so your internet plan's upload speed may vary by neighborhood . The fastest upload speed available to anyone from this ISP in North Charleston is up to 250 Mbps. Some customers have slower plan choices, which only go up to 35 Mbps. On average, XFINITY customers can get speeds up to 158 Mbps.
Show all upload speeds
- 57.4% up to 250.0 Mbps
- 42.6% up to 35.0 Mbps
WOW! Cable in North Charleston, SC
WOW! cable coverage
About 83.92%, or 87,682 people, have WOW! cable internet available to them in the city. The company covers the entire North Charleston area. WOW! is a large internet service provider internet service providers in the US, with internet service available in much of North Charleston.
WOW! cable download speeds
WOW! is below average when comparing download speeds to all other internet providers in North Charleston. Versus other cable providers in the area, WOW! cable is below average. There are no different maximum speeds throughout North Charleston. The fastest plan anyone in North Charleston can order from WOW! goes up to 1,200 Mbps, and all North Charleston customers can get this speed.
Show all download speeds
- 100.0% up to 1,200.0 Mbps
WOW! cable upload speeds
In North Charleston download speeds tend to be faster than than upload speeds for WOW! cable. Compared to other ISPs, WOW! is below average where upload speeds are concerned, and below average compared to other North Charleston cable providers. WOW! offers no different upload speeds across the city. The fastest upload speed available to anyone from this ISP in North Charleston is up to 50 Mbps, which is available to everyone covered.
Show all upload speeds
- 100.0% up to 50.0 Mbps
Spectrum Cable in North Charleston, SC
Spectrum cable coverage
About 22.63%, or 23,645 people, have Spectrum cable internet available to them in the city. The company covers the northwest and west North Charleston area. Spectrum is one of the largest internet service providers internet service providers in the US, with internet service available in a small portion of North Charleston.
Spectrum cable download speeds
Spectrum is below average when comparing download speeds to all other internet providers in North Charleston. Versus other cable providers in the area, Spectrum cable is the slowest. There are no different maximum speeds throughout North Charleston. The fastest plan anyone in North Charleston can order from Spectrum goes up to 1,000 Mbps, and all North Charleston customers can get this speed.
Show all download speeds
- 100.0% up to 1,000.0 Mbps
Spectrum cable upload speeds
In North Charleston download speeds tend to be faster than than upload speeds for Spectrum cable. Compared to other ISPs, Spectrum is below average where upload speeds are concerned, and the slowest compared to other North Charleston cable providers. Spectrum offers no different upload speeds across the city. The fastest upload speed available to anyone from this ISP in North Charleston is up to 35 Mbps, which is available to everyone covered.
Show all upload speeds
- 100.0% up to 35.0 Mbps
North Charleston Cable by Area
This information is most helpful to those looking for homes or considering moving to North Charleston or any of the areas nearby.
How does cable internet in North Charleston compare to the rest of South Carolina?
Cable internet speeds in North Charleston are much faster versus the average speeds in South Carolina: 0.00 Mbps in South Carolina versus 1,588 Mbps in the city. The state has similar cable availability compared to the city. Average cable coverage in South Carolina is 0.00% versus 99.33% in North Charleston.
What zip codes have cable internet?
Cable internet coverage varies by zip code and neighborhood. Some examples in or around North Charleston are shown below. You can enter any zip code here to see TV and internet providers by zip code.
What does cable internet look like in other cities?
Below are cities nearby and with similar populations. This comparison can be useful if living somewhere with fast internet is important to you.
Nearby Cities
- Charleston Afb, SC: less cable coverage, slower speeds
- Hanahan, SC: less cable coverage, slower speeds
- Ladson, SC: less cable coverage, slower speeds
- Goose Creek, SC: less cable coverage, slower speeds
- Red Top, SC: less cable coverage, faster speeds
- Lincolnville, SC: less cable coverage, slower speeds
- Summerville, SC: less cable coverage, slower speeds
- Wando, SC: less cable coverage, slower speeds
- Mount Pleasant, SC: more cable coverage, slower speeds
- Pimlico, SC: less cable coverage, faster speeds
Cities with Similar Populations
- Poughkeepsie, NY: less cable coverage, slower speeds
- Portland, OR: less cable coverage, faster speeds
- Rancho Cordova, CA: more cable coverage, faster speeds
- Queen Creek, AZ: less cable coverage, faster speeds
- Pleasanton, CA: less cable coverage, faster speeds
- Rancho Cucamonga, CA: less cable coverage, slower speeds
- Plainfield, IL: more cable coverage, faster speeds
- Ponce, PR: less cable coverage, slower speeds
- Pomona, CA: less cable coverage, slower speeds
- Portland, ME: less cable coverage, slower speeds