In Seaford there are 9 residential internet providers covering 99.71% of the city. The average home can get speeds up to 1,639 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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9 Internet Service Providers in Seaford
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 Seaford are not shown.
Seaford 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 Seaford
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 99.71% of Seaford. 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 Seaford with more confidence that they might be available.
How fast are internet speeds in Seaford?
The map below shows maximum internet speeds by area in Seaford.
Internet Speed Key
The average Seaford home can get up to 1,639 Mbps on their internet plan. For most people, the fastest download speed in the city is 2,000 Mbps, which 55.09% 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 Seaford.
Internet speeds tend to be faster in the east parts of Seaford, and slower in the northwest areas of the city.
What type of internet should I choose in Seaford?
The fastest internet for you may vary based on where in Seaford you live. If speed is your main concern, cable will be the fastest internet in the city.
- Fiber is the fastest internet type for 4.74% of Seaford homes.
- Cable is fastest for 94.84% 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 Seaford homes.
Internet Market Health in Seaford
Internet Competition Key
The map shows how competitive the Seaford 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 Seaford based on what connections the average home has availabile:
- Average number of internet service providers to a home: 4.8 (healthy)
- Average types of service (fiber, cable, DSL, etc): 2.1 (unhealthy)
- Average providers with broadband (25 Mbps+) speeds: 4.8 (healthy)
Overall, competition is healthy.
Seaford internet customers have the ability to buy internet service from 2 to 7 different providers, depending on where they live. For different types of service, Seaford 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 city.
When it comes to broadband download speeds faster than 25 Mbps, the situation is similar. Seaford internet customers who want faster speeds have between 2 and 7 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, Seaford is doing better than most.
TV & Internet Providers in Depth
Below you'll find which TV and internet providers offer service in Seaford, along with details on where in Seaford and at what speeds.
XFINITY from Comcast Cable in Seaford, DE
XFINITY cable coverage
About 97.60%, or 22,208 people, have XFINITY cable internet available to them in the city. The company covers the entire Seaford area. XFINITY is one of the largest internet service providers internet service providers in the US, with internet service available in most of Seaford.
XFINITY from Comcast cable download speeds
XFINITY is above average when comparing download speeds to all other internet providers in Seaford. Versus other cable providers in the area, XFINITY cable is the fastest. There are 2 different maximum speeds throughout Seaford. The fastest plan anyone in Seaford 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 Seaford customers is up to 1,630 Mbps.
Show all download speeds
- 53.7% up to 2,000.0 Mbps
- 46.3% up to 1,200.0 Mbps
XFINITY from Comcast cable upload speeds
In Seaford 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 Seaford cable providers. XFINITY 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 Seaford 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 150 Mbps.
Show all upload speeds
- 53.7% up to 250.0 Mbps
- 46.3% up to 35.0 Mbps
Mediacom Fiber in Seaford, DE
Mediacom fiber coverage
About 3.88%, or 884 people, have Mediacom fiber internet available to them in the city. The company covers the southeast and northeast Seaford area. Mediacom is one of the largest internet service providers internet service providers in the US, with internet service available in a very small piece of Seaford.
Mediacom fiber download speeds
Mediacom is the fastest when comparing download speeds to all other internet providers in Seaford. Versus other fiber providers in the area, Mediacom fiber is the fastest. There are no different maximum speeds throughout Seaford. The fastest plan anyone in Seaford can order from Mediacom goes up to 2,000 Mbps, and all Seaford customers can get this speed.
Show all download speeds
- 100.0% up to 2,000.0 Mbps
Mediacom fiber upload speeds
In Seaford download speeds tend to be faster than than upload speeds for Mediacom fiber. Compared to other ISPs, Mediacom is the fastest where upload speeds are concerned, and the fastest compared to other Seaford fiber providers. Mediacom offers no different upload speeds across the city. The fastest upload speed available to anyone from this ISP in Seaford is up to 1,000 Mbps, which is available to everyone covered.
Show all upload speeds
- 100.0% up to 1,000.0 Mbps
XFINITY from Comcast Fiber in Seaford, DE
XFINITY fiber coverage
About 3.65%, or 830 people, have XFINITY fiber internet available to them in the city. The company covers the northwest and central Seaford area. XFINITY is one of the largest internet service providers internet service providers in the US, with internet service available in a very small piece of Seaford.
XFINITY from Comcast fiber download speeds
XFINITY is above average when comparing download speeds to all other internet providers in Seaford. Versus other fiber providers in the area, XFINITY fiber is the slowest. There are 2 different maximum speeds throughout Seaford. The fastest plan anyone in Seaford can order from XFINITY goes up to 1,200 Mbps, the slowest package only goes up to 1,000 Mbps, and the city-wide average maximum speed for Seaford customers is up to 1,079 Mbps.
Show all download speeds
- 39.4% up to 1,200.0 Mbps
- 60.6% up to 1,000.0 Mbps
XFINITY from Comcast fiber upload speeds
In Seaford download speeds tend to be faster than than upload speeds for XFINITY fiber. Compared to other ISPs, XFINITY is above average where upload speeds are concerned, and the slowest compared to other Seaford fiber providers. XFINITY 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 Seaford is up to 1,000 Mbps. Some customers have slower plan choices, which only go up to 35 Mbps. On average, XFINITY customers can get speeds up to 666 Mbps.
Show all upload speeds
- 65.4% up to 1,000.0 Mbps
- 34.6% up to 35.0 Mbps
Bloosurf Fixed Wireless in Seaford, DE
Bloosurf fixed wireless coverage
About 99.71%, or 22,690 people, have Bloosurf fixed wireless internet available to them in the city. The company covers the entire Seaford area. Bloosurf is a large internet service provider internet service providers in the US, with internet service available in most of Seaford.
Bloosurf fixed wireless download speeds
Bloosurf is below average when comparing download speeds to all other internet providers in Seaford. Versus other fixed wireless providers in the area, Bloosurf fixed wireless is below average. There are 2 different maximum speeds throughout Seaford. The fastest plan anyone in Seaford can order from Bloosurf goes up to 100 Mbps, the slowest package only goes up to 25 Mbps, and the city-wide average maximum speed for Seaford customers is up to 67 Mbps.
Show all download speeds
- 55.8% up to 100.0 Mbps
- 44.2% up to 25.0 Mbps
Bloosurf fixed wireless upload speeds
In Seaford download speeds tend to be faster than than upload speeds for Bloosurf fixed wireless. Compared to other ISPs, Bloosurf is below average where upload speeds are concerned, and average compared to other Seaford fixed wireless providers. Bloosurf 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 Seaford is up to 20 Mbps. Some customers have slower plan choices, which only go up to 3.0 Mbps. On average, Bloosurf customers can get speeds up to 12 Mbps.
Show all upload speeds
- 55.8% up to 20.0 Mbps
- 44.2% up to 3.0 Mbps
T-Mobile Home Internet Fixed Wireless in Seaford, DE
T-Mobile Home Internet fixed wireless coverage
About 93.62%, or 21,304 people, have T-Mobile Home Internet fixed wireless internet available to them in the city. The company covers the entire Seaford 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 Seaford.
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 Seaford. Versus other fixed wireless providers in the area, T-Mobile Home Internet fixed wireless is below average. There are 2 different maximum speeds throughout Seaford. The fastest plan anyone in Seaford 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 Seaford customers is up to 61 Mbps.
Show all download speeds
- 47.7% up to 100.0 Mbps
- 52.3% up to 25.0 Mbps
T-Mobile Home Internet fixed wireless upload speeds
In Seaford 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 average compared to other Seaford 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 Seaford 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 11 Mbps.
Show all upload speeds
- 47.7% up to 20.0 Mbps
- 52.3% up to 3.0 Mbps
Verizon Fixed Wireless in Seaford, DE
Verizon fixed wireless coverage
About 78.28%, or 17,812 people, have Verizon fixed wireless internet available to them in the city. The company covers the entire Seaford area. Verizon is one of the largest internet service providers internet service providers in the US, with internet service available in much of Seaford.
Verizon fixed wireless download speeds
Verizon is below average when comparing download speeds to all other internet providers in Seaford. Versus other fixed wireless providers in the area, Verizon fixed wireless is the fastest. There are no different maximum speeds throughout Seaford. The fastest plan anyone in Seaford can order from Verizon goes up to 300 Mbps, and all Seaford customers can get this speed.
Show all download speeds
- 100.0% up to 300.0 Mbps
Verizon fixed wireless upload speeds
In Seaford 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 Seaford fixed wireless providers. Verizon offers no different upload speeds across the city. The fastest upload speed available to anyone from this ISP in Seaford is up to 20 Mbps, which is available to everyone covered.
Show all upload speeds
- 100.0% up to 20.0 Mbps
EarthLink Fixed Wireless in Seaford, DE
EarthLink fixed wireless coverage
About 52.22%, or 11,882 people, have EarthLink fixed wireless internet available to them in the city. The company covers the southeast, west, northwest, northeast, north, east, south, and southwest Seaford area. EarthLink is one of the largest internet service providers internet service providers in the US, with internet service available in a majority of Seaford.
EarthLink fixed wireless download speeds
EarthLink is one of the slowest when comparing download speeds to all other internet providers in Seaford. Versus other fixed wireless providers in the area, EarthLink fixed wireless is one of the slowest. There are 2 different maximum speeds throughout Seaford. The fastest plan anyone in Seaford 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 Seaford customers is up to 38 Mbps.
Show all download speeds
- 17.2% up to 100.0 Mbps
- 82.8% up to 25.0 Mbps
EarthLink fixed wireless upload speeds
In Seaford 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 Seaford 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 Seaford 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 5.9 Mbps.
Show all upload speeds
- 17.2% up to 20.0 Mbps
- 82.8% up to 3.0 Mbps
AT&T Fixed Wireless in Seaford, DE
AT&T fixed wireless coverage
About 52.22%, or 11,882 people, have AT&T fixed wireless internet available to them in the city. The company covers the southeast, west, northwest, northeast, north, east, south, and southwest Seaford area. AT&T is one of the largest internet service providers internet service providers in the US, with internet service available in a majority of Seaford.
AT&T fixed wireless download speeds
AT&T is one of the slowest when comparing download speeds to all other internet providers in Seaford. Versus other fixed wireless providers in the area, AT&T fixed wireless is one of the slowest. There are 2 different maximum speeds throughout Seaford. The fastest plan anyone in Seaford 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 Seaford customers is up to 38 Mbps.
Show all download speeds
- 17.2% up to 100.0 Mbps
- 82.8% up to 25.0 Mbps
AT&T fixed wireless upload speeds
In Seaford 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 Seaford 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 Seaford 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 5.9 Mbps.
Show all upload speeds
- 17.2% up to 20.0 Mbps
- 82.8% up to 3.0 Mbps
Seaford Internet by Area
This information is most helpful to those looking for homes or considering moving to Seaford or any of the areas nearby.
How does internet in Seaford compare to the rest of Delaware?
Internet speeds in Seaford are slower versus the average speeds in Delaware: 1,769 Mbps in Delaware versus 1,639 Mbps in the city. The state has similar internet availability compared to the city. Average internet coverage in Delaware is 98.54% versus 99.71% in Seaford.
What zip codes have widespread internet?
Internet coverage varies by zip code and neighborhood. Some examples in or around Seaford 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
- Blades, DE: more internet coverage, slower speeds
- Concord, DE: more internet coverage, faster speeds
- Woodland, DE: more internet coverage, slower speeds
- Bethel, DE: more internet coverage, slower speeds
- Bridgeville, DE: more internet coverage, slower speeds
- Laurel, DE: less internet coverage, slower speeds
- Hardscrabble, DE: more internet coverage, faster speeds
- Coverdale Crossroads, DE: more internet coverage, slower speeds
- Portsville, DE: more internet coverage, faster speeds
- Sycamore, DE: more internet coverage, faster speeds
Cities with Similar Populations
- Republic, MO: less internet coverage, faster speeds
- Mckees Rocks, PA: more internet coverage, faster speeds
- Merchantville, NJ: more internet coverage, faster speeds
- Merrick, NY: more internet coverage, faster speeds
- Middletown, PA: less internet coverage, slower speeds
- Minneola, FL: less internet coverage, slower speeds
- Monroe, NY: less internet coverage, faster speeds
- Monroe, WA: more internet coverage, faster speeds
- Oldsmar, FL: more internet coverage, faster speeds
- Pascagoula, MS: less internet coverage, faster speeds