In Columbia there is 1 residential Cable provider covering 65.98% of the city. The average home can get speeds up to 1,200 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 Columbia, CA.
To see availability maps for all providers including fiber, cable, DSL, and more in Columbia, CA please click below.
Columbia, CA Availability Maps
Cable Internet Service Provider in Columbia
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 Columbia are not shown.
Columbia 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 Columbia is cable internet available?
Cable Internet Availability Key
Cable is available in 65.98% of Columbia. 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 Columbia above to see who has service at your home.
How fast is cable internet in Columbia?
The map below shows maximum cable internet speeds by area in Columbia.
Cable Internet Speed Key
The average Columbia home can get up to 1,200 Mbps on their cable internet plan. The fastest cable download speed in the city is 1,200 Mbps, which 65.98% of residents can get.
Is cable the fastest internet I can get in Columbia?
The fastest internet for you may vary based on where in Columbia you live. In general, fixed wireless competes most often with cable in the city.
- Fiber is the fastest internet type for less than 1% of Columbia homes.
- Cable is fastest for 65.98% of the city.
- DSL is fastest for less than 1%.
- Fixed wireless is fastest for 30.51%.
- Satellite internet may be the only option for 3.52% of Columbia homes.
Cable Providers in Depth
Below you'll find which TV and internet providers offer service in Columbia, along with details on where in Columbia and at what speeds.
XFINITY from Comcast Cable in Columbia, CA
XFINITY cable coverage
About 65.98%, or 2,515 people, have XFINITY cable internet available to them in the city. The company covers the west, southwest, south, northwest, central, northeast, and southeast Columbia area. XFINITY is one of the largest internet service providers internet service providers in the US, with internet service available in much of Columbia.
XFINITY from Comcast cable download speeds
XFINITY is the fastest when comparing download speeds to all other internet providers in Columbia. Versus other cable providers in the area, XFINITY cable is the fastest. There are no different maximum speeds throughout Columbia. The fastest plan anyone in Columbia can order from XFINITY goes up to 1,200 Mbps, and all Columbia customers can get this speed.
Show all download speeds
- 100.0% up to 1,200.0 Mbps
XFINITY from Comcast cable upload speeds
In Columbia download speeds tend to be faster than than upload speeds for XFINITY cable. Compared to other ISPs, XFINITY is the fastest where upload speeds are concerned, and the fastest compared to other Columbia cable providers. XFINITY offers no different upload speeds across the city. The fastest upload speed available to anyone from this ISP in Columbia is up to 35 Mbps, which is available to everyone covered.
Show all upload speeds
- 100.0% up to 35.0 Mbps
Columbia Cable by Area
This information is most helpful to those looking for homes or considering moving to Columbia or any of the areas nearby.
How does cable internet in Columbia compare to the rest of California?
Cable internet speeds in Columbia are much faster versus the average speeds in California: 0.00 Mbps in California versus 1,200 Mbps in the city. The state has similar cable availability compared to the city. Average cable coverage in California is 0.00% versus 65.98% in Columbia.
What zip codes have cable internet?
Cable internet coverage varies by zip code and neighborhood. Some examples in or around Columbia 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
- Sonora, CA: more cable coverage, faster speeds
- Vallecito, CA: less cable coverage, similar speeds
- Phoenix Lake, CA: more cable coverage, faster speeds
- Jamestown, CA: more cable coverage, faster speeds
- Douglas Flat, CA: more cable coverage, similar speeds
- Quartz, CA: less cable coverage, similar speeds
- Soulsbyville, CA: more cable coverage, faster speeds
- Standard, CA: more cable coverage, similar speeds
- Murphys, CA: more cable coverage, similar speeds
- Twain Harte, CA: more cable coverage, similar speeds
Cities with Similar Populations
- Casey, IL: more cable coverage, slower speeds
- Ely, IA: less cable coverage, slower speeds
- Cottondale, FL: less cable coverage, slower speeds
- Cockrell Hill, TX: more cable coverage, slower speeds
- Chouteau, OK: less cable coverage, slower speeds
- Twain Harte, CA: more cable coverage, similar speeds
- Biscoe, NC: more cable coverage, slower speeds
- Benton Heights, MI: more cable coverage, faster speeds
- New Glarus, WI: less cable coverage, slower speeds
- Oakridge, OR: more cable coverage, slower speeds