In 21851 there are 11 residential internet providers covering 99.92% of the zip. The average home can get speeds up to 4,728 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.
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11 Internet Service Providers in 21851
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 21851 are not shown.
21851 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 21851
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.
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Internet service is available in 99.92% of 21851. 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 Talkie Communications. Now you can call companies in 21851 with more confidence that they might be available.
How fast are internet speeds in 21851?
The map below shows maximum internet speeds by area in 21851.
Internet Speed Key
The average 21851 home can get up to 4,728 Mbps on their internet plan. For most people, the fastest download speed in the zip is 10,000 Mbps, which 35.22% 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 25 Mbps. See the internet provider details below for info about their speed and coverage in 21851.
Internet speeds tend to be faster in the east parts of 21851, and slower in the west areas of the zip.
What type of internet should I choose in 21851?
The fastest internet for you may vary based on where in 21851 you live. If speed is your main concern, cable will be the fastest internet in the zip.
- Fiber is the fastest internet type for 45.34% of 21851 homes.
- Cable is fastest for 53.48% of the zip.
- DSL is fastest for less than 1%.
- Fixed wireless is fastest for 1.09%.
- Satellite internet may be the only option for less than 1% of 21851 homes.
Internet Market Health in 21851
Internet Competition Key
The map shows how competitive the 21851 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 21851 based on what connections the average home has availabile:
- Average number of internet service providers to a home: 5.1 (healthy)
- Average types of service (fiber, cable, DSL, etc): 2.4 (unhealthy)
- Average providers with broadband (25 Mbps+) speeds: 5.1 (healthy)
Overall, competition is unhealthy.
21851 internet customers have the ability to buy internet service from 2 to 8 different providers, depending on where they live. For different types of service, 21851 homes have between 1 and 3 options. The type(s) of service available are fixed wireless, cable, and fiber, though these may vary depending on the region within the zip.
When it comes to broadband download speeds faster than 25 Mbps, the situation is similar. 21851 internet customers who want faster speeds have between 2 and 8 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, 21851 needs improvement.
TV & Internet Providers in Depth
Below you'll find which TV and internet providers offer service in 21851, along with details on where in 21851 and at what speeds.
XFINITY from Comcast Cable in 21851, MD
XFINITY cable coverage
About 80.23%, or 5,825 people, have XFINITY cable internet available to them in the zip. The company covers the entire 21851 area. XFINITY is one of the largest internet service providers internet service providers in the US, with internet service available in much of 21851.
XFINITY from Comcast cable download speeds
XFINITY is above average when comparing download speeds to all other internet providers in 21851. Versus other cable providers in the area, XFINITY cable is the fastest. There are 2 different maximum speeds throughout 21851. The fastest plan anyone in 21851 can order from XFINITY goes up to 2,000 Mbps, the slowest package only goes up to 1,200 Mbps, and the zip-wide average maximum speed for 21851 customers is up to 1,704 Mbps.
Show all download speeds
- 63.0% up to 2,000.0 Mbps
- 37.0% up to 1,200.0 Mbps
XFINITY from Comcast cable upload speeds
In 21851 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 21851 cable providers. XFINITY offers 2 different upload speeds across the zip, so your internet plan's upload speed may vary by neighborhood . The fastest upload speed available to anyone from this ISP in 21851 is up to 250 Mbps. Some customers have slower plan choices, which only go up to 35 Mbps. On average, XFINITY customers can get speeds up to 170 Mbps.
Show all upload speeds
- 63.0% up to 250.0 Mbps
- 37.0% up to 35.0 Mbps
Talkie Communications Fiber in 21851, MD
Talkie Communications fiber coverage
About 35.22%, or 2,557 people, have Talkie Communications fiber internet available to them in the zip. The company covers the south, southeast, southwest, east, northeast, and central 21851 area. Talkie Communications is a large internet service provider internet service providers in the US, with internet service available in some of 21851.
Talkie Communications fiber download speeds
Talkie Communications is the fastest when comparing download speeds to all other internet providers in 21851. Versus other fiber providers in the area, Talkie Communications fiber is the fastest. There are no different maximum speeds throughout 21851. The fastest plan anyone in 21851 can order from Talkie Communications goes up to 10,000 Mbps, and all 21851 customers can get this speed.
Show all download speeds
- 100.0% up to 10,000.0 Mbps
Talkie Communications fiber upload speeds
In 21851 download speeds tend to be equal to than upload speeds for Talkie Communications fiber. Compared to other ISPs, Talkie Communications is the fastest where upload speeds are concerned, and the fastest compared to other 21851 fiber providers. Talkie Communications offers no different upload speeds across the zip. The fastest upload speed available to anyone from this ISP in 21851 is up to 10,000 Mbps, which is available to everyone covered.
Show all upload speeds
- 100.0% up to 10,000.0 Mbps
Simple Fiber Fiber in 21851, MD
Simple Fiber fiber coverage
About 27.15%, or 1,971 people, have Simple Fiber fiber internet available to them in the zip. The company covers the central, south, west, northwest, and north 21851 area. Simple Fiber is a small internet service provider internet service providers in the US, with internet service available in a small portion of 21851.
Simple Fiber fiber download speeds
Simple Fiber is below average when comparing download speeds to all other internet providers in 21851. Versus other fiber providers in the area, Simple Fiber fiber is below average. There are no different maximum speeds throughout 21851. The fastest plan anyone in 21851 can order from Simple Fiber goes up to 1,000 Mbps, and all 21851 customers can get this speed.
Show all download speeds
- 100.0% up to 1,000.0 Mbps
Simple Fiber fiber upload speeds
In 21851 download speeds tend to be equal to than upload speeds for Simple Fiber fiber. Compared to other ISPs, Simple Fiber is below average where upload speeds are concerned, and below average compared to other 21851 fiber providers. Simple Fiber offers no different upload speeds across the zip. The fastest upload speed available to anyone from this ISP in 21851 is up to 1,000 Mbps, which is available to everyone covered.
Show all upload speeds
- 100.0% up to 1,000.0 Mbps
Choptank Fiber Fiber in 21851, MD
Choptank Fiber fiber coverage
About 10.83%, or 786 people, have Choptank Fiber fiber internet available to them in the zip. The company covers the northwest, northeast, north, southwest, and west 21851 area. Choptank Fiber is a large internet service provider internet service providers in the US, with internet service available in a very small piece of 21851.
Choptank Fiber fiber download speeds
Choptank Fiber is above average when comparing download speeds to all other internet providers in 21851. Versus other fiber providers in the area, Choptank Fiber fiber is below average. There are no different maximum speeds throughout 21851. The fastest plan anyone in 21851 can order from Choptank Fiber goes up to 2,500 Mbps, and all 21851 customers can get this speed.
Show all download speeds
- 100.0% up to 2,500.0 Mbps
Choptank Fiber fiber upload speeds
In 21851 download speeds tend to be equal to than upload speeds for Choptank Fiber fiber. Compared to other ISPs, Choptank Fiber is above average where upload speeds are concerned, and below average compared to other 21851 fiber providers. Choptank Fiber offers no different upload speeds across the zip. The fastest upload speed available to anyone from this ISP in 21851 is up to 2,500 Mbps, which is available to everyone covered.
Show all upload speeds
- 100.0% up to 2,500.0 Mbps
Eastern Shore Communications Fiber in 21851, MD
Eastern Shore Communications fiber coverage
About 1.60%, or 116 people, have Eastern Shore Communications fiber internet available to them in the zip. The company covers the southwest and west 21851 area. Eastern Shore Communications is an average-sized internet service provider internet service providers in the US, with internet service available in a very small piece of 21851.
Eastern Shore Communications fiber download speeds
Eastern Shore Communications is below average when comparing download speeds to all other internet providers in 21851. Versus other fiber providers in the area, Eastern Shore Communications fiber is the slowest. There are 2 different maximum speeds throughout 21851. The fastest plan anyone in 21851 can order from Eastern Shore Communications goes up to 1,000 Mbps, the slowest package only goes up to 100 Mbps, and the zip-wide average maximum speed for 21851 customers is up to 767 Mbps.
Show all download speeds
- 74.1% up to 1,000.0 Mbps
- 25.9% up to 100.0 Mbps
Eastern Shore Communications fiber upload speeds
In 21851 download speeds tend to be faster than than upload speeds for Eastern Shore Communications fiber. Compared to other ISPs, Eastern Shore Communications is below average where upload speeds are concerned, and below average compared to other 21851 fiber providers. Eastern Shore Communications offers 2 different upload speeds across the zip, so your internet plan's upload speed may vary by neighborhood . The fastest upload speed available to anyone from this ISP in 21851 is up to 1,000 Mbps. Some customers have slower plan choices, which only go up to 25 Mbps. On average, Eastern Shore Communications customers can get speeds up to 748 Mbps.
Show all upload speeds
- 74.1% up to 1,000.0 Mbps
- 25.9% up to 25.0 Mbps
Bloosurf Fixed Wireless in 21851, MD
Bloosurf fixed wireless coverage
About 99.92%, or 7,254 people, have Bloosurf fixed wireless internet available to them in the zip. The company covers the entire 21851 area. Bloosurf is a large internet service provider internet service providers in the US, with internet service available in most of 21851.
Bloosurf fixed wireless download speeds
Bloosurf is the slowest when comparing download speeds to all other internet providers in 21851. Versus other fixed wireless providers in the area, Bloosurf fixed wireless is the slowest. There are no different maximum speeds throughout 21851. The fastest plan anyone in 21851 can order from Bloosurf goes up to 25 Mbps, and all 21851 customers can get this speed.
Show all download speeds
- 100.0% up to 25.0 Mbps
Bloosurf fixed wireless upload speeds
In 21851 download speeds tend to be faster than than upload speeds for Bloosurf fixed wireless. Compared to other ISPs, Bloosurf is the slowest where upload speeds are concerned, and the slowest compared to other 21851 fixed wireless providers. Bloosurf offers no different upload speeds across the zip. The fastest upload speed available to anyone from this ISP in 21851 is up to 3.0 Mbps, which is available to everyone covered.
Show all upload speeds
- 100.0% up to 3.0 Mbps
T-Mobile Home Internet Fixed Wireless in 21851, MD
T-Mobile Home Internet fixed wireless coverage
About 96.27%, or 6,989 people, have T-Mobile Home Internet fixed wireless internet available to them in the zip. The company covers the entire 21851 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 21851.
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 21851. Versus other fixed wireless providers in the area, T-Mobile Home Internet fixed wireless is below average. There are 2 different maximum speeds throughout 21851. The fastest plan anyone in 21851 can order from T-Mobile Home Internet goes up to 100 Mbps, the slowest package only goes up to 25 Mbps, and the zip-wide average maximum speed for 21851 customers is up to 77 Mbps.
Show all download speeds
- 69.8% up to 100.0 Mbps
- 30.2% up to 25.0 Mbps
T-Mobile Home Internet fixed wireless upload speeds
In 21851 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 21851 fixed wireless providers. T-Mobile Home Internet offers 2 different upload speeds across the zip, so your internet plan's upload speed may vary by neighborhood . The fastest upload speed available to anyone from this ISP in 21851 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 15 Mbps.
Show all upload speeds
- 69.8% up to 20.0 Mbps
- 30.2% up to 3.0 Mbps
Eastern Shore Communications Fixed Wireless in 21851, MD
Eastern Shore Communications fixed wireless coverage
About 72.12%, or 5,236 people, have Eastern Shore Communications fixed wireless internet available to them in the zip. The company covers the central, west, south, southeast, north, southwest, northwest, and northeast 21851 area. Eastern Shore Communications is an average-sized internet service provider internet service providers in the US, with internet service available in much of 21851.
Eastern Shore Communications fixed wireless download speeds
Eastern Shore Communications is below average when comparing download speeds to all other internet providers in 21851. Versus other fixed wireless providers in the area, Eastern Shore Communications fixed wireless is average. There are no different maximum speeds throughout 21851. The fastest plan anyone in 21851 can order from Eastern Shore Communications goes up to 100 Mbps, and all 21851 customers can get this speed.
Show all download speeds
- 100.0% up to 100.0 Mbps
Eastern Shore Communications fixed wireless upload speeds
In 21851 download speeds tend to be faster than than upload speeds for Eastern Shore Communications fixed wireless. Compared to other ISPs, Eastern Shore Communications is below average where upload speeds are concerned, and the fastest compared to other 21851 fixed wireless providers. Eastern Shore Communications offers no different upload speeds across the zip. The fastest upload speed available to anyone from this ISP in 21851 is up to 25 Mbps, which is available to everyone covered.
Show all upload speeds
- 100.0% up to 25.0 Mbps
EarthLink Fixed Wireless in 21851, MD
EarthLink fixed wireless coverage
About 40.32%, or 2,927 people, have EarthLink fixed wireless internet available to them in the zip. The company covers the entire 21851 area. EarthLink is one of the largest internet service providers internet service providers in the US, with internet service available in some of 21851.
EarthLink fixed wireless download speeds
EarthLink is below average when comparing download speeds to all other internet providers in 21851. Versus other fixed wireless providers in the area, EarthLink fixed wireless is below average. There are 2 different maximum speeds throughout 21851. The fastest plan anyone in 21851 can order from EarthLink goes up to 100 Mbps, the slowest package only goes up to 25 Mbps, and the zip-wide average maximum speed for 21851 customers is up to 27 Mbps.
Show all download speeds
- 2.9% up to 100.0 Mbps
- 97.1% up to 25.0 Mbps
EarthLink fixed wireless upload speeds
In 21851 download speeds tend to be faster than than upload speeds for EarthLink fixed wireless. Compared to other ISPs, EarthLink is below average where upload speeds are concerned, and below average compared to other 21851 fixed wireless providers. EarthLink offers 2 different upload speeds across the zip, so your internet plan's upload speed may vary by neighborhood . The fastest upload speed available to anyone from this ISP in 21851 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 3.5 Mbps.
Show all upload speeds
- 2.9% up to 20.0 Mbps
- 97.1% up to 3.0 Mbps
AT&T Fixed Wireless in 21851, MD
AT&T fixed wireless coverage
About 40.32%, or 2,927 people, have AT&T fixed wireless internet available to them in the zip. The company covers the entire 21851 area. AT&T is one of the largest internet service providers internet service providers in the US, with internet service available in some of 21851.
AT&T fixed wireless download speeds
AT&T is below average when comparing download speeds to all other internet providers in 21851. Versus other fixed wireless providers in the area, AT&T fixed wireless is below average. There are 2 different maximum speeds throughout 21851. The fastest plan anyone in 21851 can order from AT&T goes up to 100 Mbps, the slowest package only goes up to 25 Mbps, and the zip-wide average maximum speed for 21851 customers is up to 27 Mbps.
Show all download speeds
- 2.9% up to 100.0 Mbps
- 97.1% up to 25.0 Mbps
AT&T fixed wireless upload speeds
In 21851 download speeds tend to be faster than than upload speeds for AT&T fixed wireless. Compared to other ISPs, AT&T is below average where upload speeds are concerned, and below average compared to other 21851 fixed wireless providers. AT&T offers 2 different upload speeds across the zip, so your internet plan's upload speed may vary by neighborhood . The fastest upload speed available to anyone from this ISP in 21851 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 3.5 Mbps.
Show all upload speeds
- 2.9% up to 20.0 Mbps
- 97.1% up to 3.0 Mbps
21851 Internet by Area
This information is most helpful to those looking for homes or considering moving to 21851 or any of the areas nearby.
How does internet in 21851 compare to the rest of Maryland?
Internet speeds in 21851 are much faster versus the average speeds in Maryland: 2,041 Mbps in Maryland versus 4,728 Mbps in the zip. The state has similar internet availability compared to the zip. Average internet coverage in Maryland is 98.96% versus 99.92% in 21851.
What zip codes have widespread internet?
Internet coverage varies by zip code and neighborhood. Some examples in or around 21851 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 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
- 21864, MD: less internet coverage, faster speeds
- 23415, VA: less internet coverage, slower speeds
- 23488, VA: more internet coverage, slower speeds
- 23356, VA: more internet coverage, slower speeds
- 21829, MD: more internet coverage, faster speeds
- 23395, VA: more internet coverage, slower speeds
- 23416, VA: more internet coverage, slower speeds
- 21871, MD: more internet coverage, slower speeds
- 21890, MD: more internet coverage, slower speeds
- 23337, VA: less internet coverage, slower speeds
Zip Codes with Similar Populations
- 98826, WA: less internet coverage, slower speeds
- 87035, NM: less internet coverage, slower speeds
- 14141, NY: more internet coverage, slower speeds
- 12540, NY: less internet coverage, slower speeds
- 11363, NY: more internet coverage, slower speeds
- 10996, NY: less internet coverage, slower speeds
- 08809, NJ: less internet coverage, slower speeds
- 07041, NJ: more internet coverage, slower speeds
- 06333, CT: more internet coverage, faster speeds
- 06035, CT: less internet coverage, faster speeds