In Santa Cruz County there are 3 residential DSL providers covering 80.41% of the county. The average home can get speeds up to 49 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 DSL internet providers in Santa Cruz County, CA.
To see availability maps for all providers including fiber, cable, DSL, and more in Santa Cruz County, CA please click below.
Santa Cruz County, CA Availability Maps
DSL Internet Service Providers in Santa Cruz 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 Santa Cruz County are not shown.
Santa Cruz 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 Santa Cruz County is DSL internet available?
DSL Internet Availability Key
DSL is available in 80.41% of Santa Cruz County. Areas in green have DSL 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 Santa Cruz County above to see who has service at your home.
How fast is DSL internet in Santa Cruz County?
The map below shows maximum DSL internet speeds by area in Santa Cruz County.
DSL Internet Speed Key
The average Santa Cruz County home can get up to 49 Mbps on their DSL internet plan. The fastest DSL download speed in the county is 115 Mbps, which less than 1% of residents can get. Some homes and apartments do not have access to these speeds. On the slower end, for example, 37.51% of homes can only purchase plans up to 10 Mbps. See the internet provider details below for info about their speed and coverage in Santa Cruz County.
DSL internet speeds tend to be faster in the northeast parts of Santa Cruz County, and slower in the south areas of the county.
Is DSL the fastest internet I can get in Santa Cruz County?
The fastest internet for you may vary based on where in Santa Cruz County you live. In general, fiber competes most often with DSL in the county.
- Fiber is the fastest internet type for 44.03% of Santa Cruz County homes.
- Cable is fastest for 39.96% of the county.
- DSL is fastest for less than 1%.
- Fixed wireless is fastest for 12.09%.
- Satellite internet may be the only option for 3.88% of Santa Cruz County homes.
DSL Providers in Depth
Below you'll find which TV and internet providers offer service in Santa Cruz County, along with details on where in Santa Cruz County and at what speeds.
EarthLink DSL in Santa Cruz County, CA
EarthLink DSL coverage
About 78.93%, or 213,790 people, have EarthLink DSL internet available to them in the county. The company covers the entire Santa Cruz County area. EarthLink is one of the largest internet service providers internet service providers in the US, with internet service available in much of Santa Cruz County.
EarthLink DSL download speeds
EarthLink is below average when comparing download speeds to all other internet providers in Santa Cruz County. Versus other DSL providers in the area, EarthLink DSL is one of the slowest. There are 5 different maximum speeds throughout Santa Cruz County. The fastest plan anyone in Santa Cruz County can order from EarthLink goes up to 100 Mbps, the slowest package only goes up to 10 Mbps, and the county-wide average maximum speed for Santa Cruz County customers is up to 48 Mbps.
Show all download speeds
- 32.1% up to 100.0 Mbps
- 7.2% up to 75.0 Mbps
- 9.4% up to 50.0 Mbps
- 4.2% up to 25.0 Mbps
- 47.1% up to 10.0 Mbps
EarthLink DSL upload speeds
In Santa Cruz County download speeds tend to be faster than than upload speeds for EarthLink DSL. Compared to other ISPs, EarthLink is below average where upload speeds are concerned, and one of the fastest compared to other Santa Cruz County DSL providers. EarthLink offers 4 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 Santa Cruz County is up to 20 Mbps. Some customers have slower plan choices, which only go up to 1.0 Mbps. On average, EarthLink customers can get speeds up to 9.5 Mbps.
Show all upload speeds
- 39.3% up to 20.0 Mbps
- 9.4% up to 10.0 Mbps
- 4.2% up to 5.0 Mbps
- 47.1% up to 1.0 Mbps
AT&T DSL in Santa Cruz County, CA
AT&T DSL coverage
About 78.93%, or 213,790 people, have AT&T DSL internet available to them in the county. The company covers the entire Santa Cruz County area. AT&T is one of the largest internet service providers internet service providers in the US, with internet service available in much of Santa Cruz County.
AT&T DSL download speeds
AT&T is below average when comparing download speeds to all other internet providers in Santa Cruz County. Versus other DSL providers in the area, AT&T DSL is one of the slowest. There are 5 different maximum speeds throughout Santa Cruz County. The fastest plan anyone in Santa Cruz County can order from AT&T goes up to 100 Mbps, the slowest package only goes up to 10 Mbps, and the county-wide average maximum speed for Santa Cruz County customers is up to 48 Mbps.
Show all download speeds
- 32.1% up to 100.0 Mbps
- 7.2% up to 75.0 Mbps
- 9.4% up to 50.0 Mbps
- 4.2% up to 25.0 Mbps
- 47.1% up to 10.0 Mbps
AT&T DSL upload speeds
In Santa Cruz County download speeds tend to be faster than than upload speeds for AT&T DSL. Compared to other ISPs, AT&T is below average where upload speeds are concerned, and one of the fastest compared to other Santa Cruz County DSL providers. AT&T offers 4 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 Santa Cruz County is up to 20 Mbps. Some customers have slower plan choices, which only go up to 1.0 Mbps. On average, AT&T customers can get speeds up to 9.5 Mbps.
Show all upload speeds
- 39.3% up to 20.0 Mbps
- 9.4% up to 10.0 Mbps
- 4.2% up to 5.0 Mbps
- 47.1% up to 1.0 Mbps
Frontier Communications DSL in Santa Cruz County, CA
Frontier DSL coverage
About 1.64%, or 4,442 people, have Frontier DSL internet available to them in the county. The company covers the north, northwest, and northeast Santa Cruz County area. Frontier is one of the largest internet service providers internet service providers in the US, with internet service available in a very small piece of Santa Cruz County.
Frontier Communications DSL download speeds
Frontier is below average when comparing download speeds to all other internet providers in Santa Cruz County. Versus other DSL providers in the area, Frontier DSL is the fastest. There are 5 different maximum speeds throughout Santa Cruz County. The fastest plan anyone in Santa Cruz County can order from Frontier goes up to 115 Mbps, the slowest package only goes up to 10 Mbps, and the county-wide average maximum speed for Santa Cruz County customers is up to 74 Mbps.
Show all download speeds
- 38.8% up to 115.0 Mbps
- 23.6% up to 90.0 Mbps
- 6.1% up to 70.0 Mbps
- 1.4% up to 45.0 Mbps
- 30.1% up to 10.0 Mbps
Frontier Communications DSL upload speeds
In Santa Cruz County download speeds tend to be faster than than upload speeds for Frontier DSL. Compared to other ISPs, Frontier is the slowest where upload speeds are concerned, and the slowest compared to other Santa Cruz County DSL providers. Frontier offers 6 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 Santa Cruz County is up to 12 Mbps. Some customers have slower plan choices, which only go up to 1.0 Mbps. On average, Frontier customers can get speeds up to 4.9 Mbps.
Show all upload speeds
- 6.8% up to 12.0 Mbps
- 32.0% up to 7.0 Mbps
- 3.8% up to 6.0 Mbps
- 23.6% up to 5.0 Mbps
- 3.6% up to 3.0 Mbps
- 30.1% up to 1.0 Mbps
Santa Cruz County DSL by Area
This information is most helpful to those looking for homes or considering moving to Santa Cruz County or any of the areas nearby.
How does DSL internet in Santa Cruz County compare to the rest of California?
DSL internet speeds in Santa Cruz County are much faster versus the average speeds in California: 0.00 Mbps in California versus 49 Mbps in the county. The state has similar DSL availability compared to the county. Average DSL coverage in California is 0.00% versus 80.41% in Santa Cruz County.
What zip codes have DSL internet?
DSL internet coverage varies by zip code and neighborhood. Some examples in or around Santa Cruz County are shown below. You can enter any zip code here to see TV and internet providers by zip code.
What does DSL 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
- San Benito County, CA: more DSL coverage, faster speeds
- Madera County, CA: more DSL coverage, faster speeds
- Morton County, KS: less DSL coverage, faster speeds
- Seward County, KS: less DSL coverage, slower speeds
- Beaver County, OK: less DSL coverage, slower speeds
- Ottawa County, OK: less DSL coverage, slower speeds
- Newton County, MO: less DSL coverage, slower speeds
- Lawrence County, MO: less DSL coverage, slower speeds
- Christian County, MO: more DSL coverage, faster speeds
- Douglas County, MO: less DSL coverage, faster speeds
Counties with Similar Populations
- Yuma County, AZ: more DSL coverage, slower speeds
- Harrison County, MS: more DSL coverage, faster speeds
- Hawaii County, HI: less DSL coverage, slower speeds
- St. Louis County, MN: more DSL coverage, slower speeds
- Sumner County, TN: more DSL coverage, faster speeds
- Trumbull County, OH: less DSL coverage, slower speeds
- Tuscaloosa County, AL: less DSL coverage, faster speeds
- Caddo Parish, LA: less DSL coverage, slower speeds
- Union County, NC: more DSL coverage, faster speeds
- Boulder County, CO: more DSL coverage, faster speeds