In Williamstown there are 2 residential Cable providers covering 94.62% of the city. The average home can get speeds up to 2,780 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 Williamstown, WV.
To see availability maps for all providers including fiber, cable, DSL, and more in Williamstown, WV please click below.
Williamstown, WV Availability Maps
Cable Internet Service Providers in Williamstown
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 Williamstown are not shown.
Williamstown 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 Williamstown is cable internet available?
Cable Internet Availability Key
Cable is available in 94.62% of Williamstown. Areas in green have cable internet service, where areas in yellow or red may not. The most widely available provider is CAS Cable. Call one of the companies with service in Williamstown above to see who has service at your home.
How fast is cable internet in Williamstown?
The map below shows maximum cable internet speeds by area in Williamstown.
Cable Internet Speed Key
The average Williamstown home can get up to 2,780 Mbps on their cable internet plan. The fastest cable download speed in the city is 3,000 Mbps, which 84.53% of residents can get. Some homes and apartments do not have access to these speeds. On the slower end, for example, 10.09% of homes can only purchase plans up to 940 Mbps. See the internet provider details below for info about their speed and coverage in Williamstown.
Cable internet speeds tend to be faster in the north parts of Williamstown, and slower in the south areas of the city.
Is cable the fastest internet I can get in Williamstown?
The fastest internet for you may vary based on where in Williamstown you live. In general, fixed wireless competes most often with cable in the city.
- Fiber is the fastest internet type for 4.46% of Williamstown homes.
- Cable is fastest for 90.16% of the city.
- DSL is fastest for less than 1%.
- Fixed wireless is fastest for 5.27%.
- Satellite internet may be the only option for less than 1% of Williamstown homes.
Cable Providers in Depth
Below you'll find which TV and internet providers offer service in Williamstown, along with details on where in Williamstown and at what speeds.
Optimum Cable in Williamstown, WV
Optimum cable coverage
About 94.11%, or 5,165 people, have Optimum cable internet available to them in the city. The company covers the entire Williamstown area. Optimum is one of the largest internet service providers internet service providers in the US, with internet service available in most of Williamstown.
Optimum cable download speeds
Optimum is below average when comparing download speeds to all other internet providers in Williamstown. Versus other cable providers in the area, Optimum cable is the slowest. There are no different maximum speeds throughout Williamstown. The fastest plan anyone in Williamstown can order from Optimum goes up to 940 Mbps, and all Williamstown customers can get this speed.
Show all download speeds
- 100.0% up to 940.0 Mbps
Optimum cable upload speeds
In Williamstown download speeds tend to be faster than than upload speeds for Optimum cable. Compared to other ISPs, Optimum is below average where upload speeds are concerned, and the slowest compared to other Williamstown cable providers. Optimum offers no different upload speeds across the city. The fastest upload speed available to anyone from this ISP in Williamstown is up to 35 Mbps, which is available to everyone covered.
Show all upload speeds
- 100.0% up to 35.0 Mbps
CAS Cable Cable in Williamstown, WV
CAS Cable cable coverage
About 84.53%, or 4,639 people, have CAS Cable cable internet available to them in the city. The company covers the southwest, north, east, central, northwest, west, southeast, and northeast Williamstown area. CAS Cable is a large internet service provider internet service providers in the US, with internet service available in much of Williamstown.
CAS Cable cable download speeds
CAS Cable is above average when comparing download speeds to all other internet providers in Williamstown. Versus other cable providers in the area, CAS Cable cable is the fastest. There are no different maximum speeds throughout Williamstown. The fastest plan anyone in Williamstown can order from CAS Cable goes up to 3,000 Mbps, and all Williamstown customers can get this speed.
Show all download speeds
- 100.0% up to 3,000.0 Mbps
CAS Cable cable upload speeds
In Williamstown download speeds tend to be faster than than upload speeds for CAS Cable cable. Compared to other ISPs, CAS Cable is below average where upload speeds are concerned, and the fastest compared to other Williamstown cable providers. CAS Cable offers no different upload speeds across the city. The fastest upload speed available to anyone from this ISP in Williamstown is up to 200 Mbps, which is available to everyone covered.
Show all upload speeds
- 100.0% up to 200.0 Mbps
Williamstown Cable by Area
This information is most helpful to those looking for homes or considering moving to Williamstown or any of the areas nearby.
How does cable internet in Williamstown compare to the rest of West Virginia?
Cable internet speeds in Williamstown are much faster versus the average speeds in West Virginia: 0.00 Mbps in West Virginia versus 2,780 Mbps in the city. The state has similar cable availability compared to the city. Average cable coverage in West Virginia is 0.00% versus 94.62% in Williamstown.
What zip codes have cable internet?
Cable internet coverage varies by zip code and neighborhood. Some examples in or around Williamstown 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
- Marietta, OH: less cable coverage, slower speeds
- Elmwood Heights, WV: less cable coverage, faster speeds
- Pinehurst, OH: less cable coverage, slower speeds
- North Hills, WV: more cable coverage, faster speeds
- Boreman, WV: more cable coverage, faster speeds
- Vienna, WV: more cable coverage, faster speeds
- Waverly, WV: less cable coverage, slower speeds
- Devola, OH: less cable coverage, slower speeds
- Fleming, OH: less cable coverage, slower speeds
- Willow Island, WV: less cable coverage, slower speeds
Cities with Similar Populations
- Prescott, AR: less cable coverage, slower speeds
- Beecher, MI: more cable coverage, slower speeds
- Bell Buckle, TN: less cable coverage, slower speeds
- Belleville, PA: less cable coverage, slower speeds
- Bells, TN: less cable coverage, slower speeds
- Benton, TN: more cable coverage, slower speeds
- Bridgman, MI: more cable coverage, slower speeds
- Buckner, MO: less cable coverage, slower speeds
- Campbell Hall, NY: more cable coverage, slower speeds
- Deale, MD: more cable coverage, slower speeds