In Key Biscayne there are 2 residential DSL providers covering 94.53% of the city. The average home can get speeds up to 79 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 Key Biscayne, FL.
To see availability maps for all providers including fiber, cable, DSL, and more in Key Biscayne, FL please click below.
Key Biscayne, FL Availability Maps
DSL Internet Service Providers in Key Biscayne
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 Key Biscayne are not shown.
Key Biscayne 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 Key Biscayne is DSL internet available?
DSL Internet Availability Key
DSL is available in 94.53% of Key Biscayne. 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 Key Biscayne above to see who has service at your home.
How fast is DSL internet in Key Biscayne?
The map below shows maximum DSL internet speeds by area in Key Biscayne.
DSL Internet Speed Key
The average Key Biscayne home can get up to 79 Mbps on their DSL internet plan. The fastest DSL download speed in the city is 100 Mbps, which 69.35% of residents can get. Some homes and apartments do not have access to these speeds. On the slower end, for example, 16.47% of homes can only purchase plans up to 10 Mbps. See the internet provider details below for info about their speed and coverage in Key Biscayne.
DSL internet speeds tend to be faster in the east parts of Key Biscayne, and slower in the northwest areas of the city.
Is DSL the fastest internet I can get in Key Biscayne?
The fastest internet for you may vary based on where in Key Biscayne you live. In general, fiber competes most often with DSL in the city.
- Fiber is the fastest internet type for 82.04% of Key Biscayne homes.
- Cable is fastest for 17.84% 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 Key Biscayne homes.
DSL Providers in Depth
Below you'll find which TV and internet providers offer service in Key Biscayne, along with details on where in Key Biscayne and at what speeds.
EarthLink DSL in Key Biscayne, FL
EarthLink DSL coverage
About 94.53%, or 14,035 people, have EarthLink DSL internet available to them in the city. The company covers the entire Key Biscayne area. EarthLink is one of the largest internet service providers internet service providers in the US, with internet service available in most of Key Biscayne.
EarthLink DSL download speeds
EarthLink is below average when comparing download speeds to all other internet providers in Key Biscayne. Versus other DSL providers in the area, EarthLink DSL is one of the fastest. There are 5 different maximum speeds throughout Key Biscayne. The fastest plan anyone in Key Biscayne 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 Key Biscayne customers is up to 79 Mbps.
Show all download speeds
- 73.4% up to 100.0 Mbps
- 2.0% up to 75.0 Mbps
- 3.7% up to 50.0 Mbps
- 3.5% up to 25.0 Mbps
- 17.4% up to 10.0 Mbps
EarthLink DSL upload speeds
In Key Biscayne 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 Key Biscayne 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 Key Biscayne 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 16 Mbps.
Show all upload speeds
- 75.4% up to 20.0 Mbps
- 3.7% up to 10.0 Mbps
- 3.5% up to 5.0 Mbps
- 17.4% up to 1.0 Mbps
AT&T DSL in Key Biscayne, FL
AT&T DSL coverage
About 94.53%, or 14,035 people, have AT&T DSL internet available to them in the city. The company covers the entire Key Biscayne area. AT&T is one of the largest internet service providers internet service providers in the US, with internet service available in most of Key Biscayne.
AT&T DSL download speeds
AT&T is below average when comparing download speeds to all other internet providers in Key Biscayne. Versus other DSL providers in the area, AT&T DSL is one of the fastest. There are 5 different maximum speeds throughout Key Biscayne. The fastest plan anyone in Key Biscayne 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 Key Biscayne customers is up to 79 Mbps.
Show all download speeds
- 73.4% up to 100.0 Mbps
- 2.0% up to 75.0 Mbps
- 3.7% up to 50.0 Mbps
- 3.5% up to 25.0 Mbps
- 17.4% up to 10.0 Mbps
AT&T DSL upload speeds
In Key Biscayne 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 Key Biscayne 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 Key Biscayne 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 16 Mbps.
Show all upload speeds
- 75.4% up to 20.0 Mbps
- 3.7% up to 10.0 Mbps
- 3.5% up to 5.0 Mbps
- 17.4% up to 1.0 Mbps
Key Biscayne DSL by Area
This information is most helpful to those looking for homes or considering moving to Key Biscayne or any of the areas nearby.
How does DSL internet in Key Biscayne compare to the rest of Florida?
DSL internet speeds in Key Biscayne are much faster versus the average speeds in Florida: 0.00 Mbps in Florida versus 79 Mbps in the city. The state has similar DSL availability compared to the city. Average DSL coverage in Florida is 0.00% versus 94.53% in Key Biscayne.
What zip codes have DSL internet?
DSL internet coverage varies by zip code and neighborhood. Some examples in or around Key Biscayne 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
- Shenandoah, FL: more DSL coverage, slower speeds
- Coral Gables, FL: less DSL coverage, slower speeds
- Miami Beach, FL: less DSL coverage, slower speeds
- South Miami, FL: more DSL coverage, slower speeds
- Miami, FL: less DSL coverage, slower speeds
- Pinecrest, FL: less DSL coverage, slower speeds
- Glenvar Heights, FL: less DSL coverage, faster speeds
- West Miami, FL: more DSL coverage, slower speeds
- Coral Terrace, FL: more DSL coverage, slower speeds
- Palmetto Bay, FL: more DSL coverage, slower speeds
Cities with Similar Populations
- Bulverde, TX: less DSL coverage, slower speeds
- Bull Mountain, OR: less DSL coverage, slower speeds
- Brattleboro, VT: less DSL coverage, slower speeds
- Bradley, IL: less DSL coverage, slower speeds
- Burlington, WA: less DSL coverage, slower speeds
- Boulder City, NV: less DSL coverage, slower speeds
- Boonville, IN: less DSL coverage, slower speeds
- Booneville, MS: less DSL coverage, slower speeds
- Boone, IA: more DSL coverage, slower speeds
- Bolivar, MO: more DSL coverage, faster speeds