In Key Largo there are 2 residential DSL providers covering 97.61% of the city. The average home can get speeds up to 83 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 Largo, FL.
To see availability maps for all providers including fiber, cable, DSL, and more in Key Largo, FL please click below.
Key Largo, FL Availability Maps
DSL Internet Service Providers in Key Largo
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 Largo are not shown.
Key Largo 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 Largo is DSL internet available?
DSL Internet Availability Key
DSL is available in 97.61% of Key Largo. 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 Largo above to see who has service at your home.
How fast is DSL internet in Key Largo?
The map below shows maximum DSL internet speeds by area in Key Largo.
DSL Internet Speed Key
The average Key Largo home can get up to 83 Mbps on their DSL internet plan. The fastest DSL download speed in the city is 100 Mbps, which 68.43% of residents can get. Some homes and apartments do not have access to these speeds. On the slower end, for example, 10.80% 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 Largo.
DSL internet speeds tend to be faster in the southwest parts of Key Largo, and slower in the west areas of the city.
Is DSL the fastest internet I can get in Key Largo?
The fastest internet for you may vary based on where in Key Largo you live. In general, fiber competes most often with DSL in the city.
- Fiber is the fastest internet type for 90.52% of Key Largo homes.
- Cable is fastest for 8.35% 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 Largo homes.
DSL Providers in Depth
Below you'll find which TV and internet providers offer service in Key Largo, along with details on where in Key Largo and at what speeds.
AT&T DSL in Key Largo, FL
AT&T DSL coverage
About 97.61%, or 13,626 people, have AT&T DSL internet available to them in the city. The company covers the central, southwest, northeast, south, east, and west Key Largo 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 Largo.
AT&T DSL download speeds
AT&T is below average when comparing download speeds to all other internet providers in Key Largo. Versus other DSL providers in the area, AT&T DSL is one of the fastest. There are 5 different maximum speeds throughout Key Largo. The fastest plan anyone in Key Largo 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 Largo customers is up to 83 Mbps.
Show all download speeds
- 70.1% up to 100.0 Mbps
- 9.8% up to 75.0 Mbps
- 8.4% up to 50.0 Mbps
- 0.6% up to 25.0 Mbps
- 11.1% up to 10.0 Mbps
AT&T DSL upload speeds
In Key Largo 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 Largo 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 Largo 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 17 Mbps.
Show all upload speeds
- 79.9% up to 20.0 Mbps
- 8.4% up to 10.0 Mbps
- 0.6% up to 5.0 Mbps
- 11.1% up to 1.0 Mbps
EarthLink DSL in Key Largo, FL
EarthLink DSL coverage
About 97.61%, or 13,626 people, have EarthLink DSL internet available to them in the city. The company covers the central, southwest, northeast, south, east, and west Key Largo area. EarthLink is one of the largest internet service providers internet service providers in the US, with internet service available in most of Key Largo.
EarthLink DSL download speeds
EarthLink is below average when comparing download speeds to all other internet providers in Key Largo. Versus other DSL providers in the area, EarthLink DSL is one of the fastest. There are 5 different maximum speeds throughout Key Largo. The fastest plan anyone in Key Largo 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 Largo customers is up to 83 Mbps.
Show all download speeds
- 70.1% up to 100.0 Mbps
- 9.8% up to 75.0 Mbps
- 8.4% up to 50.0 Mbps
- 0.6% up to 25.0 Mbps
- 11.1% up to 10.0 Mbps
EarthLink DSL upload speeds
In Key Largo 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 Largo 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 Largo 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 17 Mbps.
Show all upload speeds
- 79.9% up to 20.0 Mbps
- 8.4% up to 10.0 Mbps
- 0.6% up to 5.0 Mbps
- 11.1% up to 1.0 Mbps
Key Largo DSL by Area
This information is most helpful to those looking for homes or considering moving to Key Largo or any of the areas nearby.
How does DSL internet in Key Largo compare to the rest of Florida?
DSL internet speeds in Key Largo are much faster versus the average speeds in Florida: 0.00 Mbps in Florida versus 83 Mbps in the city. The state has similar DSL availability compared to the city. Average DSL coverage in Florida is 0.00% versus 97.61% in Key Largo.
What zip codes have DSL internet?
DSL internet coverage varies by zip code and neighborhood. Some examples in or around Key Largo 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
- Tavernier, FL: more DSL coverage, faster speeds
- Islamorada, FL: less DSL coverage, slower speeds
- Florida City, FL: less DSL coverage, slower speeds
- Homestead, FL: less DSL coverage, slower speeds
- Redland, FL: less DSL coverage, slower speeds
- Leisure City, FL: less DSL coverage, slower speeds
- Plantation Key, FL: less DSL coverage, faster speeds
- Naranja, FL: less DSL coverage, slower speeds
- Princeton, FL: less DSL coverage, slower speeds
- Goulds, FL: less DSL coverage, slower speeds
Cities with Similar Populations
- Butner, NC: less DSL coverage, slower speeds
- West Point, MS: less DSL coverage, slower speeds
- West Carrollton, OH: less DSL coverage, slower speeds
- Wesley Chapel, NC: less DSL coverage, faster speeds
- Cherryville, NC: less DSL coverage, slower speeds
- Western Springs, IL: less DSL coverage, slower speeds
- Burnsville, NC: less DSL coverage, slower speeds
- Bryan, OH: less DSL coverage, slower speeds
- Bremen, GA: less DSL coverage, slower speeds
- Brecksville, OH: less DSL coverage, faster speeds