In Adelphi there are 11 residential internet providers covering 99.78% of the city. The average home can get speeds up to 2,429 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 Adelphi
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 Adelphi are not shown.
Adelphi 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 Adelphi
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 99.78% of Adelphi. 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 Glo Fiber. Now you can call companies in Adelphi with more confidence that they might be available.
How fast are internet speeds in Adelphi?
The map below shows maximum internet speeds by area in Adelphi.
Internet Speed Key
The average Adelphi home can get up to 2,429 Mbps on their internet plan. For most people, the fastest download speed in the city is 5,000 Mbps, which 35.64% of residents can get. Some homes and apartments do not have access to these speeds. On the slower end, for example, 64.15% of homes can only purchase plans up to 1,000 Mbps. See the internet provider details below for info about their speed and coverage in Adelphi.
Internet speeds tend to be faster in the northwest parts of Adelphi, and slower in the southwest areas of the city.
What type of internet should I choose in Adelphi?
The fastest internet for you may vary based on where in Adelphi you live. If speed is your main concern, fiber will be the fastest internet in the city.
- Fiber is the fastest internet type for 69.33% of Adelphi homes.
- Cable is fastest for 30.45% 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 Adelphi homes.
Internet Market Health in Adelphi
Internet Competition Key
The map shows how competitive the Adelphi 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 Adelphi based on what connections the average home has availabile:
- Average number of internet service providers to a home: 6.0 (healthy)
- Average types of service (fiber, cable, DSL, etc): 3.5 (very healthy)
- Average providers with broadband (25 Mbps+) speeds: 5.2 (healthy)
Overall, competition is very healthy.
Adelphi internet customers have the ability to buy internet service from 4 to 7 different providers, depending on where they live. For different types of service, Adelphi homes have between 2 and 4 options. The type(s) of service available are fixed wireless, cable, dsl, 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 worse. Adelphi internet customers who want faster speeds have between 4 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, Adelphi is doing quite well.
TV & Internet Providers in Depth
Below you'll find which TV and internet providers offer service in Adelphi, along with details on where in Adelphi and at what speeds.
Spectrum Cable in Adelphi, OH
Spectrum cable coverage
About 99.78%, or 462 people, have Spectrum cable internet available to them in the city. The company covers the entire Adelphi area. Spectrum is one of the largest internet service providers internet service providers in the US, with internet service available in most of Adelphi.
Spectrum cable download speeds
Spectrum is above average when comparing download speeds to all other internet providers in Adelphi. Versus other cable providers in the area, Spectrum cable is the fastest. There are no different maximum speeds throughout Adelphi. The fastest plan anyone in Adelphi can order from Spectrum goes up to 1,000 Mbps, and all Adelphi customers can get this speed.
Show all download speeds
- 100.0% up to 1,000.0 Mbps
Spectrum cable upload speeds
In Adelphi download speeds tend to be faster than than upload speeds for Spectrum cable. Compared to other ISPs, Spectrum is below average where upload speeds are concerned, and the fastest compared to other Adelphi cable providers. Spectrum offers no different upload speeds across the city. The fastest upload speed available to anyone from this ISP in Adelphi is up to 35 Mbps, which is available to everyone covered.
Show all upload speeds
- 100.0% up to 35.0 Mbps
Frontier Communications DSL in Adelphi, OH
Frontier DSL coverage
About 81.64%, or 378 people, have Frontier DSL internet available to them in the city. The company covers the entire Adelphi area. Frontier is one of the largest internet service providers internet service providers in the US, with internet service available in much of Adelphi.
Frontier Communications DSL download speeds
Frontier is below average when comparing download speeds to all other internet providers in Adelphi. Versus other DSL providers in the area, Frontier DSL is the fastest. There are 2 different maximum speeds throughout Adelphi. The fastest plan anyone in Adelphi can order from Frontier goes up to 90 Mbps, the slowest package only goes up to 10 Mbps, and the city-wide average maximum speed for Adelphi customers is up to 36 Mbps.
Show all download speeds
- 32.3% up to 90.0 Mbps
- 67.7% up to 10.0 Mbps
Frontier Communications DSL upload speeds
In Adelphi download speeds tend to be faster than than upload speeds for Frontier DSL. Compared to other ISPs, Frontier is below average where upload speeds are concerned, and the fastest compared to other Adelphi DSL providers. Frontier 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 Adelphi is up to 5.0 Mbps. Some customers have slower plan choices, which only go up to 1.0 Mbps. On average, Frontier customers can get speeds up to 2.3 Mbps.
Show all upload speeds
- 32.3% up to 5.0 Mbps
- 67.7% up to 1.0 Mbps
Glo Fiber Fiber in Adelphi, OH
Glo Fiber fiber coverage
About 69.33%, or 321 people, have Glo Fiber fiber internet available to them in the city. The company covers the entire Adelphi area. Glo Fiber is a large internet service provider internet service providers in the US, with internet service available in much of Adelphi.
Glo Fiber fiber download speeds
Glo Fiber is the fastest when comparing download speeds to all other internet providers in Adelphi. Versus other fiber providers in the area, Glo Fiber fiber is the fastest. There are 2 different maximum speeds throughout Adelphi. The fastest plan anyone in Adelphi can order from Glo Fiber goes up to 5,000 Mbps, the slowest package only goes up to 1,000 Mbps, and the city-wide average maximum speed for Adelphi customers is up to 3,056 Mbps.
Show all download speeds
- 51.4% up to 5,000.0 Mbps
- 48.6% up to 1,000.0 Mbps
Glo Fiber fiber upload speeds
In Adelphi download speeds tend to be equal to than upload speeds for Glo Fiber fiber. Compared to other ISPs, Glo Fiber is the fastest where upload speeds are concerned, and the fastest compared to other Adelphi fiber providers. Glo Fiber 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 Adelphi is up to 5,000 Mbps. Some customers have slower plan choices, which only go up to 1,000 Mbps. On average, Glo Fiber customers can get speeds up to 3,056 Mbps.
Show all upload speeds
- 51.4% up to 5,000.0 Mbps
- 48.6% up to 1,000.0 Mbps
Glo Fiber DSL in Adelphi, OH
Glo Fiber DSL coverage
About 12.10%, or 56 people, have Glo Fiber DSL internet available to them in the city. The company covers the east and southeast Adelphi area. Glo Fiber is a large internet service provider internet service providers in the US, with internet service available in a very small piece of Adelphi.
Glo Fiber DSL download speeds
Glo Fiber is one of the slowest when comparing download speeds to all other internet providers in Adelphi. Versus other DSL providers in the area, Glo Fiber DSL is the slowest. There are no different maximum speeds throughout Adelphi. The fastest plan anyone in Adelphi can order from Glo Fiber goes up to 10 Mbps, and all Adelphi customers can get this speed.
Show all download speeds
- 100.0% up to 10.0 Mbps
Glo Fiber DSL upload speeds
In Adelphi download speeds tend to be faster than than upload speeds for Glo Fiber DSL. Compared to other ISPs, Glo Fiber is one of the slowest where upload speeds are concerned, and the slowest compared to other Adelphi DSL providers. Glo Fiber offers no different upload speeds across the city. The fastest upload speed available to anyone from this ISP in Adelphi is up to 1.0 Mbps, which is available to everyone covered.
Show all upload speeds
- 100.0% up to 1.0 Mbps
EarthLink Fixed Wireless in Adelphi, OH
EarthLink fixed wireless coverage
About 99.78%, or 462 people, have EarthLink fixed wireless internet available to them in the city. The company covers the entire Adelphi area. EarthLink is one of the largest internet service providers internet service providers in the US, with internet service available in most of Adelphi.
EarthLink fixed wireless download speeds
EarthLink is below average when comparing download speeds to all other internet providers in Adelphi. Versus other fixed wireless providers in the area, EarthLink fixed wireless is below average. There are 2 different maximum speeds throughout Adelphi. The fastest plan anyone in Adelphi 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 Adelphi customers is up to 64 Mbps.
Show all download speeds
- 52.2% up to 100.0 Mbps
- 47.8% up to 25.0 Mbps
EarthLink fixed wireless upload speeds
In Adelphi 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 above average compared to other Adelphi 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 Adelphi 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 12 Mbps.
Show all upload speeds
- 52.2% up to 20.0 Mbps
- 47.8% up to 3.0 Mbps
AT&T Fixed Wireless in Adelphi, OH
AT&T fixed wireless coverage
About 99.78%, or 462 people, have AT&T fixed wireless internet available to them in the city. The company covers the entire Adelphi area. AT&T is one of the largest internet service providers internet service providers in the US, with internet service available in most of Adelphi.
AT&T fixed wireless download speeds
AT&T is below average when comparing download speeds to all other internet providers in Adelphi. Versus other fixed wireless providers in the area, AT&T fixed wireless is below average. There are 2 different maximum speeds throughout Adelphi. The fastest plan anyone in Adelphi 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 Adelphi customers is up to 64 Mbps.
Show all download speeds
- 52.2% up to 100.0 Mbps
- 47.8% up to 25.0 Mbps
AT&T fixed wireless upload speeds
In Adelphi 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 above average compared to other Adelphi 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 Adelphi 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 12 Mbps.
Show all upload speeds
- 52.2% up to 20.0 Mbps
- 47.8% up to 3.0 Mbps
Verizon Fixed Wireless in Adelphi, OH
Verizon fixed wireless coverage
About 72.14%, or 334 people, have Verizon fixed wireless internet available to them in the city. The company covers the northeast, west, east, north, southeast, central, southwest, and northwest Adelphi area. Verizon is one of the largest internet service providers internet service providers in the US, with internet service available in much of Adelphi.
Verizon fixed wireless download speeds
Verizon is below average when comparing download speeds to all other internet providers in Adelphi. Versus other fixed wireless providers in the area, Verizon fixed wireless is the fastest. There are no different maximum speeds throughout Adelphi. The fastest plan anyone in Adelphi can order from Verizon goes up to 300 Mbps, and all Adelphi customers can get this speed.
Show all download speeds
- 100.0% up to 300.0 Mbps
Verizon fixed wireless upload speeds
In Adelphi 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 Adelphi fixed wireless providers. Verizon offers no different upload speeds across the city. The fastest upload speed available to anyone from this ISP in Adelphi is up to 20 Mbps, which is available to everyone covered.
Show all upload speeds
- 100.0% up to 20.0 Mbps
T-Mobile Home Internet Fixed Wireless in Adelphi, OH
T-Mobile Home Internet fixed wireless coverage
About 29.81%, or 138 people, have T-Mobile Home Internet fixed wireless internet available to them in the city. The company covers the northeast, southwest, and southeast Adelphi area. T-Mobile Home Internet is one of the largest internet service providers internet service providers in the US, with internet service available in a small portion of Adelphi.
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 Adelphi. Versus other fixed wireless providers in the area, T-Mobile Home Internet fixed wireless is below average. There are no different maximum speeds throughout Adelphi. The fastest plan anyone in Adelphi can order from T-Mobile Home Internet goes up to 25 Mbps, and all Adelphi customers can get this speed.
Show all download speeds
- 100.0% up to 25.0 Mbps
T-Mobile Home Internet fixed wireless upload speeds
In Adelphi 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 below average compared to other Adelphi fixed wireless providers. T-Mobile Home Internet offers no different upload speeds across the city. The fastest upload speed available to anyone from this ISP in Adelphi is up to 3.0 Mbps, which is available to everyone covered.
Show all upload speeds
- 100.0% up to 3.0 Mbps
Ohio Transparent Telecom Fixed Wireless in Adelphi, OH
Ohio Transparent Telecom fixed wireless coverage
About 21.81%, or 101 people, have Ohio Transparent Telecom fixed wireless internet available to them in the city. The company covers the northeast Adelphi area. Ohio Transparent Telecom is a large internet service provider internet service providers in the US, with internet service available in a small portion of Adelphi.
Ohio Transparent Telecom fixed wireless download speeds
Ohio Transparent Telecom is below average when comparing download speeds to all other internet providers in Adelphi. Versus other fixed wireless providers in the area, Ohio Transparent Telecom fixed wireless is below average. There are no different maximum speeds throughout Adelphi. The fastest plan anyone in Adelphi can order from Ohio Transparent Telecom goes up to 50 Mbps, and all Adelphi customers can get this speed.
Show all download speeds
- 100.0% up to 50.0 Mbps
Ohio Transparent Telecom fixed wireless upload speeds
In Adelphi download speeds tend to be faster than than upload speeds for Ohio Transparent Telecom fixed wireless. Compared to other ISPs, Ohio Transparent Telecom is below average where upload speeds are concerned, and average compared to other Adelphi fixed wireless providers. Ohio Transparent Telecom offers no different upload speeds across the city. The fastest upload speed available to anyone from this ISP in Adelphi is up to 10 Mbps, which is available to everyone covered.
Show all upload speeds
- 100.0% up to 10.0 Mbps
Point Broadband Fixed Wireless in Adelphi, OH
Point Broadband fixed wireless coverage
About 7.56%, or 35 people, have Point Broadband fixed wireless internet available to them in the city. The company covers the southeast, north, and northwest Adelphi area. Point Broadband is a large internet service provider internet service providers in the US, with internet service available in a very small piece of Adelphi.
Point Broadband fixed wireless download speeds
Point Broadband is one of the slowest when comparing download speeds to all other internet providers in Adelphi. Versus other fixed wireless providers in the area, Point Broadband fixed wireless is the slowest. There are no different maximum speeds throughout Adelphi. The fastest plan anyone in Adelphi can order from Point Broadband goes up to 10 Mbps, and all Adelphi customers can get this speed.
Show all download speeds
- 100.0% up to 10.0 Mbps
Point Broadband fixed wireless upload speeds
In Adelphi download speeds tend to be faster than than upload speeds for Point Broadband fixed wireless. Compared to other ISPs, Point Broadband is one of the slowest where upload speeds are concerned, and the slowest compared to other Adelphi fixed wireless providers. Point Broadband offers no different upload speeds across the city. The fastest upload speed available to anyone from this ISP in Adelphi is up to 1.0 Mbps, which is available to everyone covered.
Show all upload speeds
- 100.0% up to 1.0 Mbps
Adelphi Internet by Area
This information is most helpful to those looking for homes or considering moving to Adelphi or any of the areas nearby.
How does internet in Adelphi compare to the rest of Ohio?
Internet speeds in Adelphi are slower versus the average speeds in Ohio: 2,747 Mbps in Ohio versus 2,429 Mbps in the city. The state has similar internet availability compared to the city. Average internet coverage in Ohio is 98.95% versus 99.78% in Adelphi.
What zip codes have widespread internet?
Internet coverage varies by zip code and neighborhood. Some examples in or around Adelphi 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
- Laurelville, OH: less internet coverage, slower speeds
- Hallsville, OH: more internet coverage, slower speeds
- Stringtown, OH: more internet coverage, slower speeds
- Whisler, OH: more internet coverage, slower speeds
- Tarlton, OH: more internet coverage, slower speeds
- South Bloomingville, OH: less internet coverage, slower speeds
- Kingston, OH: more internet coverage, slower speeds
- Leistville, OH: more internet coverage, slower speeds
- Tucson, OH: more internet coverage, slower speeds
- Meade, OH: more internet coverage, slower speeds
Cities with Similar Populations
- Topsail Beach, NC: more internet coverage, slower speeds
- Happy Jack, AZ: less internet coverage, slower speeds
- Pin Hook, NC: more internet coverage, slower speeds
- Perry, WV: more internet coverage, slower speeds
- Edgemoor, WA: more internet coverage, slower speeds
- Keough Hot Springs, CA: less internet coverage, slower speeds
- Randolph, NH: less internet coverage, slower speeds
- Westport Point, MA: less internet coverage, slower speeds
- Dix, NE: less internet coverage, slower speeds
- Springs, PA: less internet coverage, slower speeds