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All Services in Charleston

Charleston now can get a full in-home connectivity and entertainment experience with high-speed Internet, digital TV, voice services and Suddenlink WiFi, the nation's most robust network. 


Choose from an array of enhanced Suddenlink service and support options offered through our strategic partners. Plus, you'll get smart products for your connected home.


Staying connected anywhere in Charleston is a breeze with Optimum Mobile service and as a Suddenlink customer, you'll get exclusive deals. 

With Internet speeds up to 1 Gig, you can choose the right speed for any budget or digital lifestyle in Charleston.
Suddenlink 1 Gig
Up to 1 Gig
If you want our best, Suddenlink 1 Gig is for you. This speed is primed for handling the heaviest network usage activities.
Suddenlink 400
Up to 400 Mbps
Stream 4K UHD on multiple devices like never before – all while your connected home devices run in the background.
Suddenlink 200
Up to 200 Mbps
Welcome to a seamlessly connected experience. This speed is perfect for multi-device HD streaming and multi-player gaming.
Photo of home at dusk fully connected with Suddenlink Whole Home Wifi service built on smart wifi 6
Whole Home Wifi 6 in Charleston
Our new Gateway 6, with Smart Wifi 6, gives you powerful built-in WiFi with up to 3X faster speeds and greater coverage. Stream, game, and download from any room at super-fast speeds.
Whole Home Wifi 6 in Charleston
Our new Gateway 6, with Smart Wifi 6, gives you powerful built-in WiFi with up to 3X faster speeds and greater coverage. Stream, game, and download from any room at super-fast speeds.

Charleston Customers: Switch to Optimum Mobile and Save

Stream, text, call, do it all.
Get unlimited everything including data - all for just $45 a month.
Add more lines, save more money
Not using all that unlimited data? Switch to 1 GB for just $14/month or get 3 GB for just $22/month.
Exclusive pricing for Suddenlink customers
Pay as little as $14 for one line, and pay as low as $14 per line for up to 5 lines - all with no contracts.

Choose Your Optimum Mobile Deal Today

1 GB Data
Get Optimum Mobile service starting at just $14/month per line for 1 GB flexible data plans.
3 GB Data
Use a lot, or a little. Pay only for what you need. 3 GB flexible data plans starting at $22/month per line.
Unlimited GB
Unlimited data for those who want a plan without limits. Get Unlimited data for $45/month per line.
Image of Suddenlink Fiber depicting light shining through fiber optic cable
Charleston Internet Services: Suddenlink Fiber

Suddenlink Fiber's new, state-of-the-art network brings 1 Gig service and intelligent WiFi to Charleston. Get an extraordinary entertainment experience that no one can match.

Charleston Internet Services: Suddenlink Fiber

Suddenlink Fiber's new, state-of-the-art network brings 1 Gig service and intelligent WiFi to Charleston. Get an extraordinary entertainment experience that no one can match.

Photo of an Suddenlink TV connected screen in a living room, displaying viewing options
Suddenlink TV Service in Charleston

Suddenlink delivers much more than TV. We bring even more choices and options to Charleston, so you can experience TV the way you've always dreamed.

Suddenlink TV Service in Charleston

Suddenlink delivers much more than TV. We bring even more choices and options to Charleston, so you can experience TV the way you've always dreamed.

Photo of woman standing in a kitchen talking on a cordless phone using an Suddenlink Voice connection
Suddenlink Voice Service in Charleston

Altice One offers Charleston advanced home WiFi, so you can have TV, Internet, streaming apps and more in one complete, immersive experience. Find select movies, shows, and live sports, all in glimmering 4K Ultra HD.

Suddenlink Voice Service in Charleston

Altice One offers Charleston advanced home WiFi, so you can have TV, Internet, streaming apps and more in one complete, immersive experience. Find select movies, shows, and live sports, all in glimmering 4K Ultra HD.

Photo of an all-in-one Altice One advanced WiFi router
Elevate Your Home Wifi Experience in Charleston
With advanced Altice One home wifi, you’ll get TV, Internet, streaming apps and more in one immersive experience. Get select movies, shows, live sports and more in brilliant 4K Ultra HD.
Elevate Your Home Wifi Experience in Charleston
With advanced Altice One home wifi, you’ll get TV, Internet, streaming apps and more in one immersive experience. Get select movies, shows, live sports and more in brilliant 4K Ultra HD.
Photo of a smiling family sitting on the floor of a new home, their small child has put handprints on the wall with wet paint
Attention Charleston: Suddenlink makes Moving Easy

For one low, flat monthly rate, Suddenlink brings unlimited local and long-distance anytime calling from Charleston to anywhere in the United States, Canada, Puerto Rico and the U.S. Virgin Islands. And we include free 411 and over 20 handy calling features at no cost to you.

Attention Charleston: Suddenlink makes Moving Easy

For one low, flat monthly rate, Suddenlink brings unlimited local and long-distance anytime calling from Charleston to anywhere in the United States, Canada, Puerto Rico and the U.S. Virgin Islands. And we include free 411 and over 20 handy calling features at no cost to you.

Photo of Altice One all-in-one router with a TV screen and a mobile tablet both displaying viewing options

Suddenlink Store Locations Near Charleston

From the capitol to the campus, Suddenlink brings a full in-home connectivity and entertainment experience to Charleston. You'll get high-speed Internet, digital TV, voice services, and the nation's most robust WiFi network, Suddenlink WiFi.


Choose from an array of enhanced Suddenlink service and technical support options offered through our strategic partners, plus smart home products to make everyday life easier. You can also get exclusive deals on Optimum Mobile service, offered exclusively to Suddenlink customers. Bundle your services together and save even more.