In Colusa County there are 4 residential Fiber providers covering 72.93% of the county. The average home can get speeds up to 7,298 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 Fiber internet providers in Colusa County, CA.
To see availability maps for all providers including fiber, cable, DSL, and more in Colusa County, CA please click below.
Colusa County, CA Availability Maps
Fiber Internet Service Providers in Colusa County
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 Colusa County are not shown.
Colusa County 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 Colusa County is fiber internet available?
Fiber Internet Availability Key
Fiber is available in 72.93% of Colusa County. Areas in green have fiber internet service, where areas in yellow or red may not. The most widely available provider is Race Communications. Call one of the companies with service in Colusa County above to see who has service at your home.
How fast is fiber internet in Colusa County?
The map below shows maximum fiber internet speeds by area in Colusa County.
Fiber Internet Speed Key
The average Colusa County home can get up to 7,298 Mbps on their fiber internet plan. The fastest fiber download speed in the county is 10,000 Mbps, which 32.91% of residents can get. Some homes and apartments do not have access to these speeds. On the slower end, for example, 12.83% 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 Colusa County.
Fiber internet speeds tend to be faster in the east parts of Colusa County, and slower in the central areas of the county.
Is fiber the fastest internet I can get in Colusa County?
The fastest internet for you may vary based on where in Colusa County you live. In general, fixed wireless competes most often with fiber in the county.
- Fiber is the fastest internet type for 72.93% of Colusa County homes.
- Cable is fastest for less than 1% of the county.
- DSL is fastest for less than 1%.
- Fixed wireless is fastest for 25.72%.
- Satellite internet may be the only option for less than 1% of Colusa County homes.
Fiber Providers in Depth
Below you'll find which TV and internet providers offer service in Colusa County, along with details on where in Colusa County and at what speeds.
Race Communications Fiber in Colusa County, CA
Race Communications fiber coverage
About 58.29%, or 12,731 people, have Race Communications fiber internet available to them in the county. The company covers the east, central, west, south, northeast, north, and southwest Colusa County area. Race Communications is a large internet service provider internet service providers in the US, with internet service available in a majority of Colusa County.
Race Communications fiber download speeds
Race Communications is the fastest when comparing download speeds to all other internet providers in Colusa County. Versus other fiber providers in the area, Race Communications fiber is the fastest. There are 2 different maximum speeds throughout Colusa County. The fastest plan anyone in Colusa County can order from Race Communications goes up to 10,000 Mbps, the slowest package only goes up to 1,000 Mbps, and the county-wide average maximum speed for Colusa County customers is up to 6,081 Mbps.
Show all download speeds
- 56.5% up to 10,000.0 Mbps
- 43.5% up to 1,000.0 Mbps
Race Communications fiber upload speeds
In Colusa County download speeds tend to be equal to than upload speeds for Race Communications fiber. Compared to other ISPs, Race Communications is the fastest where upload speeds are concerned, and the fastest compared to other Colusa County fiber providers. Race Communications offers 2 different upload speeds across the county, so your internet plan's upload speed may vary by neighborhood . The fastest upload speed available to anyone from this ISP in Colusa County is up to 10,000 Mbps. Some customers have slower plan choices, which only go up to 1,000 Mbps. On average, Race Communications customers can get speeds up to 6,081 Mbps.
Show all upload speeds
- 56.5% up to 10,000.0 Mbps
- 43.5% up to 1,000.0 Mbps
Frontier Communications Fiber in Colusa County, CA
Frontier fiber coverage
About 32.52%, or 7,103 people, have Frontier fiber internet available to them in the county. The company covers the south, west, central, east, southwest, and southeast Colusa County area. Frontier is one of the largest internet service providers internet service providers in the US, with internet service available in a small portion of Colusa County.
Frontier Communications fiber download speeds
Frontier is above average when comparing download speeds to all other internet providers in Colusa County. Versus other fiber providers in the area, Frontier fiber is above average. There are 5 different maximum speeds throughout Colusa County. The fastest plan anyone in Colusa County can order from Frontier goes up to 7,000 Mbps, the slowest package only goes up to 10 Mbps, and the county-wide average maximum speed for Colusa County customers is up to 5,855 Mbps.
Show all download speeds
- 83.6% up to 7,000.0 Mbps
- 1.3% up to 35.0 Mbps
- 0.8% up to 30.0 Mbps
- 5.8% up to 25.0 Mbps
- 8.5% up to 10.0 Mbps
Frontier Communications fiber upload speeds
In Colusa County download speeds tend to be faster than than upload speeds for Frontier fiber. Compared to other ISPs, Frontier is above average where upload speeds are concerned, and above average compared to other Colusa County fiber providers. Frontier offers 5 different upload speeds across the county, so your internet plan's upload speed may vary by neighborhood . The fastest upload speed available to anyone from this ISP in Colusa County is up to 7,000 Mbps. Some customers have slower plan choices, which only go up to 1.0 Mbps. On average, Frontier customers can get speeds up to 5,854 Mbps.
Show all upload speeds
- 83.6% up to 7,000.0 Mbps
- 5.8% up to 25.0 Mbps
- 1.3% up to 15.0 Mbps
- 0.8% up to 10.0 Mbps
- 8.5% up to 1.0 Mbps
EarthLink Fiber in Colusa County, CA
EarthLink fiber coverage
About 1.45%, or 317 people, have EarthLink fiber internet available to them in the county. The company covers the north and east Colusa County area. EarthLink is one of the largest internet service providers internet service providers in the US, with internet service available in a very small piece of Colusa County.
EarthLink fiber download speeds
EarthLink is above average when comparing download speeds to all other internet providers in Colusa County. Versus other fiber providers in the area, EarthLink fiber is above average. There are no different maximum speeds throughout Colusa County. The fastest plan anyone in Colusa County can order from EarthLink goes up to 5,000 Mbps, and all Colusa County customers can get this speed.
Show all download speeds
- 100.0% up to 5,000.0 Mbps
EarthLink fiber upload speeds
In Colusa County download speeds tend to be equal to than upload speeds for EarthLink fiber. Compared to other ISPs, EarthLink is above average where upload speeds are concerned, and above average compared to other Colusa County fiber providers. EarthLink offers no different upload speeds across the county. The fastest upload speed available to anyone from this ISP in Colusa County is up to 5,000 Mbps, which is available to everyone covered.
Show all upload speeds
- 100.0% up to 5,000.0 Mbps
AT&T Fiber in Colusa County, CA
AT&T fiber coverage
About 1.45%, or 317 people, have AT&T fiber internet available to them in the county. The company covers the north and east Colusa County area. AT&T is one of the largest internet service providers internet service providers in the US, with internet service available in a very small piece of Colusa County.
AT&T fiber download speeds
AT&T is above average when comparing download speeds to all other internet providers in Colusa County. Versus other fiber providers in the area, AT&T fiber is above average. There are no different maximum speeds throughout Colusa County. The fastest plan anyone in Colusa County can order from AT&T goes up to 5,000 Mbps, and all Colusa County customers can get this speed.
Show all download speeds
- 100.0% up to 5,000.0 Mbps
AT&T fiber upload speeds
In Colusa County download speeds tend to be equal to than upload speeds for AT&T fiber. Compared to other ISPs, AT&T is above average where upload speeds are concerned, and above average compared to other Colusa County fiber providers. AT&T offers no different upload speeds across the county. The fastest upload speed available to anyone from this ISP in Colusa County is up to 5,000 Mbps, which is available to everyone covered.
Show all upload speeds
- 100.0% up to 5,000.0 Mbps
Colusa County Fiber by Area
This information is most helpful to those looking for homes or considering moving to Colusa County or any of the areas nearby.
How does fiber internet in Colusa County compare to the rest of California?
Fiber internet speeds in Colusa County are much faster versus the average speeds in California: 0.00 Mbps in California versus 7,298 Mbps in the county. The state has similar fiber availability compared to the county. Average fiber coverage in California is 0.00% versus 72.93% in Colusa County.
What zip codes have fiber internet?
Fiber internet coverage varies by zip code and neighborhood. Some examples in or around Colusa County are shown below. You can enter any zip code here to see TV and internet providers by zip code.
What does fiber internet look like in other counties?
Below are counties nearby and with similar populations. This comparison can be useful if living somewhere with fast internet is important to you.
Nearby Counties
- Sutter County, CA: more fiber coverage, slower speeds
- Yuba County, CA: less fiber coverage, slower speeds
- Nevada County, CA: less fiber coverage, slower speeds
- Mendocino County, CA: less fiber coverage, slower speeds
- Carson City, NV: less fiber coverage, slower speeds
- White Pine County, NV: less fiber coverage, slower speeds
- Millard County, UT: less fiber coverage, slower speeds
- Emery County, UT: more fiber coverage, slower speeds
- Mesa County, CO: less fiber coverage, slower speeds
- Pitkin County, CO: less fiber coverage, slower speeds
Counties with Similar Populations
- Jackson Parish, LA: less fiber coverage, slower speeds
- Plaquemines Parish, LA: less fiber coverage, slower speeds
- Piscataquis County, ME: more fiber coverage, slower speeds
- Pine County, MN: less fiber coverage, slower speeds
- Pike County, OH: less fiber coverage, slower speeds
- Pike County, MO: less fiber coverage, slower speeds
- Pike County, IL: less fiber coverage, slower speeds
- Jefferson County, OR: less fiber coverage, slower speeds
- Jefferson County, MT: less fiber coverage, slower speeds
- Jefferson County, KS: less fiber coverage, slower speeds