In Colma there are 3 residential DSL providers covering 100.00% of the city. The average home can get speeds up to 222 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 Colma, CA.
To see availability maps for all providers including fiber, cable, DSL, and more in Colma, CA please click below.
DSL Internet Service Providers in Colma
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 Colma are not shown.
Colma 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 Colma is DSL internet available?
DSL Internet Availability Key
DSL is available in 100.00% of Colma. Areas in green have DSL internet service, where areas in yellow or red may not. The most widely available provider is Astound Broadband. Call one of the companies with service in Colma above to see who has service at your home.
How fast is DSL internet in Colma?
The map below shows maximum DSL internet speeds by area in Colma.
DSL Internet Speed Key
The average Colma home can get up to 222 Mbps on their DSL internet plan. The fastest DSL download speed in the city is 1,000 Mbps, which 19.96% of residents can get. Some homes and apartments do not have access to these speeds. On the slower end, for example, 46.58% of homes can only purchase plans up to 10 Mbps. See the internet provider details below for info about their speed and coverage in Colma.
DSL internet speeds tend to be faster in the northwest parts of Colma, and slower in the central areas of the city.
Is DSL the fastest internet I can get in Colma?
The fastest internet for you may vary based on where in Colma you live. In general, cable competes most often with DSL in the city.
- Fiber is the fastest internet type for 12.98% of Colma homes.
- Cable is fastest for 87.02% of the city.
- DSL is fastest for less than 1%.
- Fixed wireless is fastest for less than 1%.
- Satellite internet may be the only option for less than 1% of Colma homes.
DSL Providers in Depth
Below you'll find which TV and internet providers offer service in Colma, along with details on where in Colma and at what speeds.
AT&T DSL in Colma, CA
AT&T DSL coverage
About 100.00%, or 2,104 people, have AT&T DSL internet available to them in the city. The company covers the entire Colma area. AT&T is one of the largest internet service providers internet service providers in the US, with internet service available in every corner of Colma.
AT&T DSL download speeds
AT&T is one of the slowest when comparing download speeds to all other internet providers in Colma. Versus other DSL providers in the area, AT&T DSL is one of the slowest. There are 5 different maximum speeds throughout Colma. The fastest plan anyone in Colma can order from AT&T goes up to 100 Mbps, the slowest package only goes up to 10 Mbps, and the city-wide average maximum speed for Colma customers is up to 38 Mbps.
Show all download speeds
- 4.8% up to 100.0 Mbps
- 24.3% up to 75.0 Mbps
- 15.2% up to 50.0 Mbps
- 9.1% up to 25.0 Mbps
- 46.6% up to 10.0 Mbps
AT&T DSL upload speeds
In Colma 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 slowest compared to other Colma DSL providers. AT&T offers 4 different upload speeds across the city, so your internet plan's upload speed may vary by neighborhood . The fastest upload speed available to anyone from this ISP in Colma 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 8.3 Mbps.
Show all upload speeds
- 29.2% up to 20.0 Mbps
- 15.2% up to 10.0 Mbps
- 9.1% up to 5.0 Mbps
- 46.6% up to 1.0 Mbps
EarthLink DSL in Colma, CA
EarthLink DSL coverage
About 100.00%, or 2,104 people, have EarthLink DSL internet available to them in the city. The company covers the entire Colma area. EarthLink is one of the largest internet service providers internet service providers in the US, with internet service available in every corner of Colma.
EarthLink DSL download speeds
EarthLink is one of the slowest when comparing download speeds to all other internet providers in Colma. Versus other DSL providers in the area, EarthLink DSL is one of the slowest. There are 5 different maximum speeds throughout Colma. The fastest plan anyone in Colma can order from EarthLink goes up to 100 Mbps, the slowest package only goes up to 10 Mbps, and the city-wide average maximum speed for Colma customers is up to 38 Mbps.
Show all download speeds
- 4.8% up to 100.0 Mbps
- 24.3% up to 75.0 Mbps
- 15.2% up to 50.0 Mbps
- 9.1% up to 25.0 Mbps
- 46.6% up to 10.0 Mbps
EarthLink DSL upload speeds
In Colma 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 slowest compared to other Colma DSL providers. EarthLink offers 4 different upload speeds across the city, so your internet plan's upload speed may vary by neighborhood . The fastest upload speed available to anyone from this ISP in Colma 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 8.3 Mbps.
Show all upload speeds
- 29.2% up to 20.0 Mbps
- 15.2% up to 10.0 Mbps
- 9.1% up to 5.0 Mbps
- 46.6% up to 1.0 Mbps
Astound Broadband DSL in Colma, CA
Astound Broadband DSL coverage
About 19.96%, or 420 people, have Astound Broadband DSL internet available to them in the city. The company covers the northwest Colma area. Astound Broadband is one of the largest internet service providers internet service providers in the US, with internet service available in a small portion of Colma.
Astound Broadband DSL download speeds
Astound Broadband is above average when comparing download speeds to all other internet providers in Colma. Versus other DSL providers in the area, Astound Broadband DSL is the fastest. There are no different maximum speeds throughout Colma. The fastest plan anyone in Colma can order from Astound Broadband goes up to 1,000 Mbps, and all Colma customers can get this speed.
Show all download speeds
- 100.0% up to 1,000.0 Mbps
Astound Broadband DSL upload speeds
In Colma download speeds tend to be faster than than upload speeds for Astound Broadband DSL. Compared to other ISPs, Astound Broadband is below average where upload speeds are concerned, and the fastest compared to other Colma DSL providers. Astound Broadband offers no different upload speeds across the city. The fastest upload speed available to anyone from this ISP in Colma is up to 10 Mbps, which is available to everyone covered.
Show all upload speeds
- 100.0% up to 10.0 Mbps
Colma DSL by Area
This information is most helpful to those looking for homes or considering moving to Colma or any of the areas nearby.
How does DSL internet in Colma compare to the rest of California?
DSL internet speeds in Colma are much faster versus the average speeds in California: 0.00 Mbps in California versus 222 Mbps in the city. The state has similar DSL availability compared to the city. Average DSL coverage in California is 0.00% versus 100.00% in Colma.
What zip codes have DSL internet?
DSL internet coverage varies by zip code and neighborhood. Some examples in or around Colma 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 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
- Daly City, CA: less DSL coverage, slower speeds
- South San Francisco, CA: less DSL coverage, slower speeds
- Brisbane, CA: less DSL coverage, slower speeds
- Pacifica, CA: less DSL coverage, slower speeds
- San Bruno, CA: less DSL coverage, slower speeds
- San Francisco, CA: less DSL coverage, slower speeds
- Millbrae Meadows, CA: equal DSL coverage, slower speeds
- Millbrae, CA: less DSL coverage, slower speeds
- Pedro Valley, CA: less DSL coverage, slower speeds
- Burlingame, CA: less DSL coverage, slower speeds
Cities with Similar Populations
- Woodville, AL: less DSL coverage, slower speeds
- Ainsworth, NE: less DSL coverage, slower speeds
- Hope, MI: less DSL coverage, slower speeds
- Stevinson, CA: less DSL coverage, slower speeds
- Stratford, TX: less DSL coverage, slower speeds
- Van Horn, TX: less DSL coverage, slower speeds
- Darby, MT: less DSL coverage, slower speeds
- Cool Ridge, WV: less DSL coverage, slower speeds
- Chenoa, IL: less DSL coverage, slower speeds
- Canterbury, NH: less DSL coverage, slower speeds