In Napa County there are 2 residential Fiber providers covering 36.74% of the county. The average home can get speeds up to 4,415 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 Napa County, CA.
To see availability maps for all providers including fiber, cable, DSL, and more in Napa County, CA please click below.
Napa County, CA Availability Maps
Fiber Internet Service Providers in Napa 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 Napa County are not shown.
Napa 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 Napa County is fiber internet available?
Fiber Internet Availability Key
Fiber is available in 36.74% of Napa County. Areas in green have fiber internet service, where areas in yellow or red may not. The most widely available provider is AT&T. Call one of the companies with service in Napa County above to see who has service at your home.
How fast is fiber internet in Napa County?
The map below shows maximum fiber internet speeds by area in Napa County.
Fiber Internet Speed Key
The average Napa County home can get up to 4,415 Mbps on their fiber internet plan. The fastest fiber download speed in the county is 5,000 Mbps, which 31.37% of residents can get. Some homes and apartments do not have access to these speeds. On the slower end, for example, 5.37% 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 Napa County.
Fiber internet speeds tend to be faster in the west parts of Napa County, and slower in the north areas of the county.
Is fiber the fastest internet I can get in Napa County?
The fastest internet for you may vary based on where in Napa County you live. In general, cable competes most often with fiber in the county.
- Fiber is the fastest internet type for 31.72% of Napa County homes.
- Cable is fastest for 63.01% of the county.
- DSL is fastest for less than 1%.
- Fixed wireless is fastest for 3.68%.
- Satellite internet may be the only option for 1.52% of Napa County homes.
Fiber Providers in Depth
Below you'll find which TV and internet providers offer service in Napa County, along with details on where in Napa County and at what speeds.
EarthLink Fiber in Napa County, CA
EarthLink fiber coverage
About 36.23%, or 50,009 people, have EarthLink fiber internet available to them in the county. The company covers the central, southeast, south, east, northeast, west, north, and northwest Napa County area. EarthLink is one of the largest internet service providers internet service providers in the US, with internet service available in some of Napa County.
EarthLink fiber download speeds
EarthLink is above average when comparing download speeds to all other internet providers in Napa County. Versus other fiber providers in the area, EarthLink fiber is above average. There are 2 different maximum speeds throughout Napa County. The fastest plan anyone in Napa County can order from EarthLink goes up to 5,000 Mbps, the slowest package only goes up to 1,000 Mbps, and the county-wide average maximum speed for Napa County customers is up to 4,407 Mbps.
Show all download speeds
- 85.2% up to 5,000.0 Mbps
- 14.8% up to 1,000.0 Mbps
EarthLink fiber upload speeds
In Napa 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 Napa County fiber providers. EarthLink 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 Napa County is up to 5,000 Mbps. Some customers have slower plan choices, which only go up to 1,000 Mbps. On average, EarthLink customers can get speeds up to 4,407 Mbps.
Show all upload speeds
- 85.2% up to 5,000.0 Mbps
- 14.8% up to 1,000.0 Mbps
AT&T Fiber in Napa County, CA
AT&T fiber coverage
About 36.23%, or 50,009 people, have AT&T fiber internet available to them in the county. The company covers the central, southeast, south, east, northeast, west, north, and northwest Napa County area. AT&T is one of the largest internet service providers internet service providers in the US, with internet service available in some of Napa County.
AT&T fiber download speeds
AT&T is above average when comparing download speeds to all other internet providers in Napa County. Versus other fiber providers in the area, AT&T fiber is above average. There are 2 different maximum speeds throughout Napa County. The fastest plan anyone in Napa County can order from AT&T goes up to 5,000 Mbps, the slowest package only goes up to 1,000 Mbps, and the county-wide average maximum speed for Napa County customers is up to 4,407 Mbps.
Show all download speeds
- 85.2% up to 5,000.0 Mbps
- 14.8% up to 1,000.0 Mbps
AT&T fiber upload speeds
In Napa 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 Napa County fiber providers. AT&T 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 Napa County is up to 5,000 Mbps. Some customers have slower plan choices, which only go up to 1,000 Mbps. On average, AT&T customers can get speeds up to 4,407 Mbps.
Show all upload speeds
- 85.2% up to 5,000.0 Mbps
- 14.8% up to 1,000.0 Mbps
Napa County Fiber by Area
This information is most helpful to those looking for homes or considering moving to Napa County or any of the areas nearby.
How does fiber internet in Napa County compare to the rest of California?
Fiber internet speeds in Napa County are much faster versus the average speeds in California: 0.00 Mbps in California versus 4,415 Mbps in the county. The state has similar fiber availability compared to the county. Average fiber coverage in California is 0.00% versus 36.74% in Napa County.
What zip codes have fiber internet?
Fiber internet coverage varies by zip code and neighborhood. Some examples in or around Napa 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
- Solano County, CA: less fiber coverage, faster speeds
- Sonoma County, CA: less fiber coverage, faster speeds
- Amador County, CA: more fiber coverage, slower speeds
- Beaver County, UT: more fiber coverage, slower speeds
- Piute County, UT: more fiber coverage, slower speeds
- Wayne County, UT: more fiber coverage, slower speeds
- Montrose County, CO: more fiber coverage, faster speeds
- Fremont County, CO: less fiber coverage, slower speeds
- Pueblo County, CO: more fiber coverage, slower speeds
- Kiowa County, CO: more fiber coverage, slower speeds
Counties with Similar Populations
- Black Hawk County, IA: more fiber coverage, faster speeds
- Wright County, MN: more fiber coverage, slower speeds
- Washington County, WI: more fiber coverage, slower speeds
- Warren County, KY: more fiber coverage, slower speeds
- Taylor County, TX: more fiber coverage, slower speeds
- Monroe County, IN: more fiber coverage, faster speeds
- Livingston Parish, LA: more fiber coverage, slower speeds
- Lebanon County, PA: more fiber coverage, slower speeds
- Jackson County, MS: more fiber coverage, faster speeds
- Hunterdon County, NJ: more fiber coverage, slower speeds