In Gaithersburg there are 8 residential internet providers covering 99.71% of the city. The average home can get speeds up to 1,989 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.
Jump to Availability Maps
8 Internet Service Providers in Gaithersburg
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 Gaithersburg are not shown.
Gaithersburg 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
Availability maps for all providers in Gaithersburg
Using the dropdown below, please select a provider. Green indicates nearly all homes have service, red indicates few homes have service, and blank indicates no service.
Please note some providers will take longer to load than others
Internet service is available in 99.71% of Gaithersburg. Using our interactive availability map, you can compare service areas for different providers, we include fiber, cable, DSL, or fixed wireless internet service for all providers who offer it. You will notice that some providers might be listed multiple times for each service. If you find no providers cover the location you're looking at, you can opt for satellite service. The most widely available provider is XFINITY. Now you can call companies in Gaithersburg with more confidence that they might be available.
How fast are internet speeds in Gaithersburg?
The map below shows maximum internet speeds by area in Gaithersburg.
Internet Speed Key
The average Gaithersburg home can get up to 1,989 Mbps on their internet plan. For most people, the fastest download speed in the city is 2,048 Mbps, which 45.80% of residents can get. Some homes and apartments do not have access to these speeds. On the slower end, for example, less than 1% of homes can only purchase plans up to 940 Mbps. See the internet provider details below for info about their speed and coverage in Gaithersburg.
Internet speeds tend to be faster in the west parts of Gaithersburg, and slower in the northwest areas of the city.
What type of internet should I choose in Gaithersburg?
The fastest internet for you may vary based on where in Gaithersburg you live. If speed is your main concern, cable will be the fastest internet in the city.
- Fiber is the fastest internet type for 46.51% of Gaithersburg homes.
- Cable is fastest for 53.20% 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 Gaithersburg homes.
Internet Market Health in Gaithersburg
Internet Competition Key
The map shows how competitive the Gaithersburg internet service market is. Areas in green have more alternatives, areas in yellow have a few choices, and areas in red may have only one provider. More competition usually means faster speeds and better prices for you, the customer.
Below are quick facts on internet competition and market health in Gaithersburg based on what connections the average home has availabile:
- Average number of internet service providers to a home: 6.3 (very healthy)
- Average types of service (fiber, cable, DSL, etc): 2.9 (healthy)
- Average providers with broadband (25 Mbps+) speeds: 6.3 (very healthy)
Overall, competition is very healthy.
Gaithersburg internet customers have the ability to buy internet service from 1 to 9 different providers, depending on where they live. For different types of service, Gaithersburg homes have between 1 and 3 options. The type(s) of service available are cable, fixed wireless, and fiber, though these may vary depending on the region within the city.
When it comes to broadband download speeds faster than 25 Mbps, the situation is similar. Gaithersburg internet customers who want faster speeds have between 1 and 9 choices of companies offering speeds up to or over 25 Mbps.
More internet companies with faster speeds means fewer monopolies and better prices for customers. In promoting a free market for internet, Gaithersburg is doing quite well.
TV & Internet Providers in Depth
Below you'll find which TV and internet providers offer service in Gaithersburg, along with details on where in Gaithersburg and at what speeds.
XFINITY from Comcast Cable in Gaithersburg, MD
XFINITY cable coverage
About 99.00%, or 109,605 people, have XFINITY cable internet available to them in the city. The company covers the entire Gaithersburg area. XFINITY is one of the largest internet service providers internet service providers in the US, with internet service available in most of Gaithersburg.
XFINITY from Comcast cable download speeds
XFINITY is the fastest when comparing download speeds to all other internet providers in Gaithersburg. Versus other cable providers in the area, XFINITY cable is the fastest. There are 2 different maximum speeds throughout Gaithersburg. The fastest plan anyone in Gaithersburg can order from XFINITY goes up to 2,000 Mbps, the slowest package only goes up to 1,200 Mbps, and the city-wide average maximum speed for Gaithersburg customers is up to 1,938 Mbps.
Show all download speeds
- 92.3% up to 2,000.0 Mbps
- 7.7% up to 1,200.0 Mbps
XFINITY from Comcast cable upload speeds
In Gaithersburg download speeds tend to be faster than than upload speeds for XFINITY cable. Compared to other ISPs, XFINITY is below average where upload speeds are concerned, and the fastest compared to other Gaithersburg cable providers. XFINITY offers 3 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 Gaithersburg is up to 2,000 Mbps. Some customers have slower plan choices, which only go up to 35 Mbps. On average, XFINITY customers can get speeds up to 273 Mbps.
Show all upload speeds
- 2.2% up to 2,000.0 Mbps
- 90.1% up to 250.0 Mbps
- 7.7% up to 35.0 Mbps
EarthLink Fiber in Gaithersburg, MD
EarthLink fiber coverage
About 93.37%, or 103,366 people, have EarthLink fiber internet available to them in the city. The company covers the entire Gaithersburg area. EarthLink is one of the largest internet service providers internet service providers in the US, with internet service available in most of Gaithersburg.
EarthLink fiber download speeds
EarthLink is above average when comparing download speeds to all other internet providers in Gaithersburg. Versus other fiber providers in the area, EarthLink fiber is one of the fastest. There are 3 different maximum speeds throughout Gaithersburg. The fastest plan anyone in Gaithersburg can order from EarthLink goes up to 2,048 Mbps, the slowest package only goes up to 75 Mbps, and the city-wide average maximum speed for Gaithersburg customers is up to 1,483 Mbps.
Show all download speeds
- 49.1% up to 2,048.0 Mbps
- 50.9% up to 940.0 Mbps
- 0.1% up to 75.0 Mbps
EarthLink fiber upload speeds
In Gaithersburg download speeds tend to be faster than than upload speeds for EarthLink fiber. Compared to other ISPs, EarthLink is one of the fastest where upload speeds are concerned, and one of the fastest compared to other Gaithersburg fiber providers. EarthLink offers 3 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 Gaithersburg is up to 2,048 Mbps. Some customers have slower plan choices, which only go up to 75 Mbps. On average, EarthLink customers can get speeds up to 1,452 Mbps.
Show all upload speeds
- 49.1% up to 2,048.0 Mbps
- 50.9% up to 880.0 Mbps
- 0.1% up to 75.0 Mbps
Verizon Fiber in Gaithersburg, MD
Verizon fiber coverage
About 93.37%, or 103,366 people, have Verizon fiber internet available to them in the city. The company covers the entire Gaithersburg area. Verizon is one of the largest internet service providers internet service providers in the US, with internet service available in most of Gaithersburg.
Verizon fiber download speeds
Verizon is above average when comparing download speeds to all other internet providers in Gaithersburg. Versus other fiber providers in the area, Verizon fiber is one of the fastest. There are 3 different maximum speeds throughout Gaithersburg. The fastest plan anyone in Gaithersburg can order from Verizon goes up to 2,048 Mbps, the slowest package only goes up to 75 Mbps, and the city-wide average maximum speed for Gaithersburg customers is up to 1,483 Mbps.
Show all download speeds
- 49.1% up to 2,048.0 Mbps
- 50.9% up to 940.0 Mbps
- 0.1% up to 75.0 Mbps
Verizon fiber upload speeds
In Gaithersburg download speeds tend to be faster than than upload speeds for Verizon fiber. Compared to other ISPs, Verizon is one of the fastest where upload speeds are concerned, and one of the fastest compared to other Gaithersburg fiber providers. Verizon offers 3 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 Gaithersburg is up to 2,048 Mbps. Some customers have slower plan choices, which only go up to 75 Mbps. On average, Verizon customers can get speeds up to 1,452 Mbps.
Show all upload speeds
- 49.1% up to 2,048.0 Mbps
- 50.9% up to 880.0 Mbps
- 0.1% up to 75.0 Mbps
Astound Broadband Cable in Gaithersburg, MD
Astound Broadband cable coverage
About 36.94%, or 40,897 people, have Astound Broadband cable internet available to them in the city. The company covers the entire Gaithersburg area. Astound Broadband is one of the largest internet service providers internet service providers in the US, with internet service available in some of Gaithersburg.
Astound Broadband cable download speeds
Astound Broadband is above average when comparing download speeds to all other internet providers in Gaithersburg. Versus other cable providers in the area, Astound Broadband cable is the slowest. There are no different maximum speeds throughout Gaithersburg. The fastest plan anyone in Gaithersburg can order from Astound Broadband goes up to 1,500 Mbps, and all Gaithersburg customers can get this speed.
Show all download speeds
- 100.0% up to 1,500.0 Mbps
Astound Broadband cable upload speeds
In Gaithersburg download speeds tend to be faster than than upload speeds for Astound Broadband cable. Compared to other ISPs, Astound Broadband is below average where upload speeds are concerned, and the slowest compared to other Gaithersburg cable providers. Astound Broadband offers no different upload speeds across the city. The fastest upload speed available to anyone from this ISP in Gaithersburg is up to 50 Mbps, which is available to everyone covered.
Show all upload speeds
- 100.0% up to 50.0 Mbps
T-Mobile Home Internet Fixed Wireless in Gaithersburg, MD
T-Mobile Home Internet fixed wireless coverage
About 94.47%, or 104,584 people, have T-Mobile Home Internet fixed wireless internet available to them in the city. The company covers the entire Gaithersburg area. T-Mobile Home Internet is one of the largest internet service providers internet service providers in the US, with internet service available in most of Gaithersburg.
T-Mobile Home Internet fixed wireless download speeds
T-Mobile Home Internet is below average when comparing download speeds to all other internet providers in Gaithersburg. Versus other fixed wireless providers in the area, T-Mobile Home Internet fixed wireless is below average. There are 2 different maximum speeds throughout Gaithersburg. The fastest plan anyone in Gaithersburg can order from T-Mobile Home Internet goes up to 100 Mbps, the slowest package only goes up to 25 Mbps, and the city-wide average maximum speed for Gaithersburg customers is up to 83 Mbps.
Show all download speeds
- 77.7% up to 100.0 Mbps
- 22.3% up to 25.0 Mbps
T-Mobile Home Internet fixed wireless upload speeds
In Gaithersburg download speeds tend to be faster than than upload speeds for T-Mobile Home Internet fixed wireless. Compared to other ISPs, T-Mobile Home Internet is below average where upload speeds are concerned, and above average compared to other Gaithersburg fixed wireless providers. T-Mobile Home Internet offers 2 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 Gaithersburg is up to 20 Mbps. Some customers have slower plan choices, which only go up to 3.0 Mbps. On average, T-Mobile Home Internet customers can get speeds up to 16 Mbps.
Show all upload speeds
- 77.7% up to 20.0 Mbps
- 22.3% up to 3.0 Mbps
EarthLink Fixed Wireless in Gaithersburg, MD
EarthLink fixed wireless coverage
About 89.63%, or 99,226 people, have EarthLink fixed wireless internet available to them in the city. The company covers the entire Gaithersburg area. EarthLink is one of the largest internet service providers internet service providers in the US, with internet service available in most of Gaithersburg.
EarthLink fixed wireless download speeds
EarthLink is one of the slowest when comparing download speeds to all other internet providers in Gaithersburg. Versus other fixed wireless providers in the area, EarthLink fixed wireless is one of the slowest. There are 2 different maximum speeds throughout Gaithersburg. The fastest plan anyone in Gaithersburg can order from EarthLink goes up to 100 Mbps, the slowest package only goes up to 25 Mbps, and the city-wide average maximum speed for Gaithersburg customers is up to 54 Mbps.
Show all download speeds
- 38.3% up to 100.0 Mbps
- 61.7% up to 25.0 Mbps
EarthLink fixed wireless upload speeds
In Gaithersburg download speeds tend to be faster than than upload speeds for EarthLink fixed wireless. Compared to other ISPs, EarthLink is one of the slowest where upload speeds are concerned, and one of the slowest compared to other Gaithersburg fixed wireless providers. EarthLink offers 2 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 Gaithersburg is up to 20 Mbps. Some customers have slower plan choices, which only go up to 3.0 Mbps. On average, EarthLink customers can get speeds up to 9.5 Mbps.
Show all upload speeds
- 38.3% up to 20.0 Mbps
- 61.7% up to 3.0 Mbps
AT&T Fixed Wireless in Gaithersburg, MD
AT&T fixed wireless coverage
About 89.63%, or 99,226 people, have AT&T fixed wireless internet available to them in the city. The company covers the entire Gaithersburg area. AT&T is one of the largest internet service providers internet service providers in the US, with internet service available in most of Gaithersburg.
AT&T fixed wireless download speeds
AT&T is one of the slowest when comparing download speeds to all other internet providers in Gaithersburg. Versus other fixed wireless providers in the area, AT&T fixed wireless is one of the slowest. There are 2 different maximum speeds throughout Gaithersburg. The fastest plan anyone in Gaithersburg can order from AT&T goes up to 100 Mbps, the slowest package only goes up to 25 Mbps, and the city-wide average maximum speed for Gaithersburg customers is up to 54 Mbps.
Show all download speeds
- 38.3% up to 100.0 Mbps
- 61.7% up to 25.0 Mbps
AT&T fixed wireless upload speeds
In Gaithersburg download speeds tend to be faster than than upload speeds for AT&T fixed wireless. Compared to other ISPs, AT&T is one of the slowest where upload speeds are concerned, and one of the slowest compared to other Gaithersburg fixed wireless providers. AT&T offers 2 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 Gaithersburg is up to 20 Mbps. Some customers have slower plan choices, which only go up to 3.0 Mbps. On average, AT&T customers can get speeds up to 9.5 Mbps.
Show all upload speeds
- 38.3% up to 20.0 Mbps
- 61.7% up to 3.0 Mbps
Verizon Fixed Wireless in Gaithersburg, MD
Verizon fixed wireless coverage
About 27.01%, or 29,898 people, have Verizon fixed wireless internet available to them in the city. The company covers the central, northeast, north, south, east, southwest, west, and southeast Gaithersburg area. Verizon is one of the largest internet service providers internet service providers in the US, with internet service available in a small portion of Gaithersburg.
Verizon fixed wireless download speeds
Verizon is below average when comparing download speeds to all other internet providers in Gaithersburg. Versus other fixed wireless providers in the area, Verizon fixed wireless is the fastest. There are 2 different maximum speeds throughout Gaithersburg. The fastest plan anyone in Gaithersburg can order from Verizon goes up to 1,000 Mbps, the slowest package only goes up to 300 Mbps, and the city-wide average maximum speed for Gaithersburg customers is up to 316 Mbps.
Show all download speeds
- 2.3% up to 1,000.0 Mbps
- 97.7% up to 300.0 Mbps
Verizon fixed wireless upload speeds
In Gaithersburg download speeds tend to be faster than than upload speeds for Verizon fixed wireless. Compared to other ISPs, Verizon is below average where upload speeds are concerned, and the fastest compared to other Gaithersburg fixed wireless providers. Verizon offers 2 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 Gaithersburg is up to 75 Mbps. Some customers have slower plan choices, which only go up to 20 Mbps. On average, Verizon customers can get speeds up to 21 Mbps.
Show all upload speeds
- 2.3% up to 75.0 Mbps
- 97.7% up to 20.0 Mbps
Gaithersburg Internet by Area
This information is most helpful to those looking for homes or considering moving to Gaithersburg or any of the areas nearby.
How does internet in Gaithersburg compare to the rest of Maryland?
Internet speeds in Gaithersburg are comparable versus the average speeds in Maryland: 2,041 Mbps in Maryland versus 1,989 Mbps in the city. The state has similar internet availability compared to the city. Average internet coverage in Maryland is 98.96% versus 99.71% in Gaithersburg.
What zip codes have widespread internet?
Internet coverage varies by zip code and neighborhood. Some examples in or around Gaithersburg are shown below. You can enter any zip code here to see TV and internet providers by zip code.
What does internet service 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
- Washington Grove, MD: more internet coverage, faster speeds
- Montgomery Village, MD: more internet coverage, faster speeds
- Redland, MD: more internet coverage, slower speeds
- Germantown, MD: less internet coverage, faster speeds
- Derwood, MD: less internet coverage, slower speeds
- North Potomac, MD: more internet coverage, slower speeds
- Rockville, MD: more internet coverage, faster speeds
- Laytonsville, MD: more internet coverage, faster speeds
- Boyds, MD: more internet coverage, slower speeds
- Cedar Grove, MD: more internet coverage, slower speeds
Cities with Similar Populations
- Poinciana, FL: more internet coverage, faster speeds
- Port Charlotte, FL: more internet coverage, faster speeds
- Pomona, CA: less internet coverage, faster speeds
- Plano, TX: more internet coverage, faster speeds
- Pittsburgh, PA: less internet coverage, faster speeds
- Pleasanton, CA: less internet coverage, faster speeds
- Plymouth, MN: more internet coverage, slower speeds
- Pompano Beach, FL: more internet coverage, faster speeds
- Noblesville, IN: more internet coverage, faster speeds
- Olathe, KS: more internet coverage, faster speeds