In 21047 there are 2 residential Fiber providers covering 99.88% of the zip. The average home can get speeds up to 940 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 Fiber internet providers in 21047, MD.
To see availability maps for all providers including fiber, cable, DSL, and more in 21047, MD please click below.
Fiber Internet Service Providers in 21047
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 21047 are not shown.
21047 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 21047 is fiber internet available?
Fiber Internet Availability Key
Fiber is available in 99.88% of 21047. Areas in green have fiber internet service, where areas in yellow or red may not. The most widely available provider is Earthlink. Call one of the companies with service in 21047 above to see who has service at your home.
How fast is fiber internet in 21047?
The map below shows maximum fiber internet speeds by area in 21047.
Fiber Internet Speed Key
The average 21047 home can get up to 940 Mbps on their fiber internet plan. The fastest fiber download speed in the zip is 940 Mbps, which 99.88% of residents can get.
Is fiber the fastest internet I can get in 21047?
The fastest internet for you may vary based on where in 21047 you live. In general, cable competes most often with fiber in the zip.
- Fiber is the fastest internet type for less than 1% of 21047 homes.
- Cable is fastest for 99.80% of the zip.
- 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 21047 homes.
Fiber Providers in Depth
Below you'll find which TV and internet providers offer service in 21047, along with details on where in 21047 and at what speeds.
EarthLink Fiber in 21047, MD
EarthLink fiber coverage
About 99.88%, or 12,960 people, have EarthLink fiber internet available to them in the zip. The company covers the entire 21047 area. EarthLink is one of the largest internet service providers internet service providers in the US, with internet service available in most of 21047.
EarthLink fiber download speeds
EarthLink is above average when comparing download speeds to all other internet providers in 21047. Versus other fiber providers in the area, EarthLink fiber is one of the fastest. There are no different maximum speeds throughout 21047. The fastest plan anyone in 21047 can order from EarthLink goes up to 940 Mbps, and all 21047 customers can get this speed.
Show all download speeds
- 100.0% up to 940.0 Mbps
EarthLink fiber upload speeds
In 21047 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 21047 fiber providers. EarthLink offers no different upload speeds across the zip. The fastest upload speed available to anyone from this ISP in 21047 is up to 880 Mbps, which is available to everyone covered.
Show all upload speeds
- 100.0% up to 880.0 Mbps
Verizon Fiber in 21047, MD
Verizon fiber coverage
About 99.88%, or 12,960 people, have Verizon fiber internet available to them in the zip. The company covers the entire 21047 area. Verizon is one of the largest internet service providers internet service providers in the US, with internet service available in most of 21047.
Verizon fiber download speeds
Verizon is above average when comparing download speeds to all other internet providers in 21047. Versus other fiber providers in the area, Verizon fiber is one of the fastest. There are no different maximum speeds throughout 21047. The fastest plan anyone in 21047 can order from Verizon goes up to 940 Mbps, and all 21047 customers can get this speed.
Show all download speeds
- 100.0% up to 940.0 Mbps
Verizon fiber upload speeds
In 21047 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 21047 fiber providers. Verizon offers no different upload speeds across the zip. The fastest upload speed available to anyone from this ISP in 21047 is up to 880 Mbps, which is available to everyone covered.
Show all upload speeds
- 100.0% up to 880.0 Mbps
21047 Fiber by Area
This information is most helpful to those looking for homes or considering moving to 21047 or any of the areas nearby.
How does fiber internet in 21047 compare to the rest of Maryland?
Fiber internet speeds in 21047 are much faster versus the average speeds in Maryland: 0.00 Mbps in Maryland versus 940 Mbps in the zip. The state has similar fiber availability compared to the zip. Average fiber coverage in Maryland is 0.00% versus 99.88% in 21047.
What zip codes have fiber internet?
Fiber internet coverage varies by zip code and neighborhood. Some examples in or around 21047 are shown below. You can enter any zip code here to see TV and internet providers by zip code.
What does fiber internet look like in other zip codes?
Below are zip codes nearby and with similar populations. This comparison can be useful if living somewhere with fast internet is important to you.
Nearby Zip Codes
- 21082, MD: more fiber coverage, similar speeds
- 21013, MD: more fiber coverage, similar speeds
- 21051, MD: more fiber coverage, similar speeds
- 21050, MD: more fiber coverage, faster speeds
- 21014, MD: less fiber coverage, faster speeds
- 21087, MD: less fiber coverage, similar speeds
- 21156, MD: more fiber coverage, similar speeds
- 21015, MD: less fiber coverage, faster speeds
- 21084, MD: less fiber coverage, similar speeds
- 21057, MD: less fiber coverage, similar speeds
Zip Codes with Similar Populations
- 35951, AL: less fiber coverage, faster speeds
- 75686, TX: less fiber coverage, faster speeds
- 71129, LA: less fiber coverage, faster speeds
- 70739, LA: less fiber coverage, faster speeds
- 42642, KY: less fiber coverage, faster speeds
- 01940, MA: less fiber coverage, similar speeds
- 37683, TN: less fiber coverage, faster speeds
- 36272, AL: less fiber coverage, faster speeds
- 36037, AL: less fiber coverage, faster speeds
- 76309, TX: less fiber coverage, faster speeds