In Dennis there are 9 residential internet providers covering 100.00% of the city. The average home can get speeds up to 1,000 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 Dennis
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 Dennis are not shown.
Dennis 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 Dennis
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 100.00% of Dennis. 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 TCEPA. Now you can call companies in Dennis with more confidence that they might be available.
How fast are internet speeds in Dennis?
The map below shows maximum internet speeds by area in Dennis.
Internet Speed Key
The average Dennis home can get up to 1,000 Mbps on their internet plan. For most people, the fastest download speed in the city is 1,000 Mbps, which 100.00% of residents can get.
What type of internet should I choose in Dennis?
The fastest internet for you may vary based on where in Dennis you live. If speed is your main concern, fiber will be the fastest internet in the city.
- Fiber is the fastest internet type for 100.00% of Dennis homes.
- Cable is fastest for less than 1% 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 Dennis homes.
Internet Market Health in Dennis
Internet Competition Key
The map shows how competitive the Dennis 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 Dennis based on what connections the average home has availabile:
- Average number of internet service providers to a home: 4.4 (unhealthy)
- Average types of service (fiber, cable, DSL, etc): 2.8 (healthy)
- Average providers with broadband (25 Mbps+) speeds: 3.6 (unhealthy)
Overall, competition is unhealthy.
Dennis internet customers have the ability to buy internet service from 1 to 8 different providers, depending on where they live. For different types of service, Dennis homes have between 1 and 4 options. The type(s) of service available are fiber, fixed wireless, cable, and dsl, 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. Dennis internet customers who want faster speeds have between 1 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, Dennis needs improvement.
TV & Internet Providers in Depth
Below you'll find which TV and internet providers offer service in Dennis, along with details on where in Dennis and at what speeds.
Tishomingo Connect Fiber in Dennis, MS
TCEPA fiber coverage
About 100.00%, or 1,445 people, have TCEPA fiber internet available to them in the city. The company covers the entire Dennis area. TCEPA is an average-sized internet service provider internet service providers in the US, with internet service available in every corner of Dennis.
Tishomingo Connect fiber download speeds
TCEPA is one of the fastest when comparing download speeds to all other internet providers in Dennis. Versus other fiber providers in the area, TCEPA fiber is the fastest. There are no different maximum speeds throughout Dennis. The fastest plan anyone in Dennis can order from TCEPA goes up to 1,000 Mbps, and all Dennis customers can get this speed.
Show all download speeds
- 100.0% up to 1,000.0 Mbps
Tishomingo Connect fiber upload speeds
In Dennis download speeds tend to be equal to than upload speeds for TCEPA fiber. Compared to other ISPs, TCEPA is the fastest where upload speeds are concerned, and the fastest compared to other Dennis fiber providers. TCEPA offers no different upload speeds across the city. The fastest upload speed available to anyone from this ISP in Dennis is up to 1,000 Mbps, which is available to everyone covered.
Show all upload speeds
- 100.0% up to 1,000.0 Mbps
Buckeye Broadband Cable in Dennis, MS
Buckeye cable coverage
About 49.20%, or 711 people, have Buckeye cable internet available to them in the city. The company covers the central, south, north, northeast, east, and southeast Dennis area. Buckeye is a large internet service provider internet service providers in the US, with internet service available in some of Dennis.
Buckeye Broadband cable download speeds
Buckeye is one of the fastest when comparing download speeds to all other internet providers in Dennis. Versus other cable providers in the area, Buckeye cable is the fastest. There are no different maximum speeds throughout Dennis. The fastest plan anyone in Dennis can order from Buckeye goes up to 1,000 Mbps, and all Dennis customers can get this speed.
Show all download speeds
- 100.0% up to 1,000.0 Mbps
Buckeye Broadband cable upload speeds
In Dennis download speeds tend to be faster than than upload speeds for Buckeye cable. Compared to other ISPs, Buckeye is below average where upload speeds are concerned, and the fastest compared to other Dennis cable providers. Buckeye offers no different upload speeds across the city. The fastest upload speed available to anyone from this ISP in Dennis is up to 20 Mbps, which is available to everyone covered.
Show all upload speeds
- 100.0% up to 20.0 Mbps
AT&T DSL in Dennis, MS
AT&T DSL coverage
About 32.32%, or 467 people, have AT&T DSL internet available to them in the city. The company covers the south, central, southeast, east, west, and southwest Dennis area. AT&T is one of the largest internet service providers internet service providers in the US, with internet service available in a small portion of Dennis.
AT&T DSL download speeds
AT&T is one of the slowest when comparing download speeds to all other internet providers in Dennis. Versus other DSL providers in the area, AT&T DSL is one of the slowest. There are no different maximum speeds throughout Dennis. The fastest plan anyone in Dennis can order from AT&T goes up to 10 Mbps, and all Dennis customers can get this speed.
Show all download speeds
- 100.0% up to 10.0 Mbps
AT&T DSL upload speeds
In Dennis download speeds tend to be faster than than upload speeds for AT&T DSL. Compared to other ISPs, AT&T is one of the slowest where upload speeds are concerned, and one of the slowest compared to other Dennis DSL providers. AT&T offers no different upload speeds across the city. The fastest upload speed available to anyone from this ISP in Dennis is up to 1.0 Mbps, which is available to everyone covered.
Show all upload speeds
- 100.0% up to 1.0 Mbps
EarthLink DSL in Dennis, MS
EarthLink DSL coverage
About 32.32%, or 467 people, have EarthLink DSL internet available to them in the city. The company covers the south, central, southeast, east, west, and southwest Dennis area. EarthLink is one of the largest internet service providers internet service providers in the US, with internet service available in a small portion of Dennis.
EarthLink DSL download speeds
EarthLink is one of the slowest when comparing download speeds to all other internet providers in Dennis. Versus other DSL providers in the area, EarthLink DSL is one of the slowest. There are no different maximum speeds throughout Dennis. The fastest plan anyone in Dennis can order from EarthLink goes up to 10 Mbps, and all Dennis customers can get this speed.
Show all download speeds
- 100.0% up to 10.0 Mbps
EarthLink DSL upload speeds
In Dennis download speeds tend to be faster than than upload speeds for EarthLink DSL. Compared to other ISPs, EarthLink is one of the slowest where upload speeds are concerned, and one of the slowest compared to other Dennis DSL providers. EarthLink offers no different upload speeds across the city. The fastest upload speed available to anyone from this ISP in Dennis is up to 1.0 Mbps, which is available to everyone covered.
Show all upload speeds
- 100.0% up to 1.0 Mbps
Frontier Communications DSL in Dennis, MS
Frontier DSL coverage
About 15.64%, or 226 people, have Frontier DSL internet available to them in the city. The company covers the northeast, north, and northwest Dennis area. Frontier is one of the largest internet service providers internet service providers in the US, with internet service available in a small portion of Dennis.
Frontier Communications DSL download speeds
Frontier is below average when comparing download speeds to all other internet providers in Dennis. Versus other DSL providers in the area, Frontier DSL is the fastest. There are 2 different maximum speeds throughout Dennis. The fastest plan anyone in Dennis can order from Frontier goes up to 45 Mbps, the slowest package only goes up to 10 Mbps, and the city-wide average maximum speed for Dennis customers is up to 20 Mbps.
Show all download speeds
- 27.4% up to 45.0 Mbps
- 72.6% up to 10.0 Mbps
Frontier Communications DSL upload speeds
In Dennis 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 Dennis 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 Dennis is up to 3.0 Mbps. Some customers have slower plan choices, which only go up to 1.0 Mbps. On average, Frontier customers can get speeds up to 1.5 Mbps.
Show all upload speeds
- 27.4% up to 3.0 Mbps
- 72.6% up to 1.0 Mbps
C Spire Fixed Wireless in Dennis, MS
C Spire fixed wireless coverage
About 60.21%, or 870 people, have C Spire fixed wireless internet available to them in the city. The company covers the south, central, northeast, east, north, southeast, northwest, and southwest Dennis area. C Spire is a large internet service provider internet service providers in the US, with internet service available in a majority of Dennis.
C Spire fixed wireless download speeds
C Spire is below average when comparing download speeds to all other internet providers in Dennis. Versus other fixed wireless providers in the area, C Spire fixed wireless is the fastest. There are no different maximum speeds throughout Dennis. The fastest plan anyone in Dennis can order from C Spire goes up to 100 Mbps, and all Dennis customers can get this speed.
Show all download speeds
- 100.0% up to 100.0 Mbps
C Spire fixed wireless upload speeds
In Dennis download speeds tend to be faster than than upload speeds for C Spire fixed wireless. Compared to other ISPs, C Spire is below average where upload speeds are concerned, and the fastest compared to other Dennis fixed wireless providers. C Spire offers no different upload speeds across the city. The fastest upload speed available to anyone from this ISP in Dennis 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 Dennis, MS
EarthLink fixed wireless coverage
About 58.96%, or 852 people, have EarthLink fixed wireless internet available to them in the city. The company covers the central, south, northeast, east, west, north, southeast, and southwest Dennis area. EarthLink is one of the largest internet service providers internet service providers in the US, with internet service available in a majority of Dennis.
EarthLink fixed wireless download speeds
EarthLink is below average when comparing download speeds to all other internet providers in Dennis. Versus other fixed wireless providers in the area, EarthLink fixed wireless is one of the slowest. There are 2 different maximum speeds throughout Dennis. The fastest plan anyone in Dennis 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 Dennis customers is up to 27 Mbps.
Show all download speeds
- 2.2% up to 100.0 Mbps
- 97.8% up to 25.0 Mbps
EarthLink fixed wireless upload speeds
In Dennis 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 one of the slowest compared to other Dennis 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 Dennis 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 3.4 Mbps.
Show all upload speeds
- 2.2% up to 20.0 Mbps
- 97.8% up to 3.0 Mbps
AT&T Fixed Wireless in Dennis, MS
AT&T fixed wireless coverage
About 58.96%, or 852 people, have AT&T fixed wireless internet available to them in the city. The company covers the central, south, northeast, east, west, north, southeast, and southwest Dennis 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 Dennis.
AT&T fixed wireless download speeds
AT&T is below average when comparing download speeds to all other internet providers in Dennis. Versus other fixed wireless providers in the area, AT&T fixed wireless is one of the slowest. There are 2 different maximum speeds throughout Dennis. The fastest plan anyone in Dennis 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 Dennis customers is up to 27 Mbps.
Show all download speeds
- 2.2% up to 100.0 Mbps
- 97.8% up to 25.0 Mbps
AT&T fixed wireless upload speeds
In Dennis 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 one of the slowest compared to other Dennis 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 Dennis 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 3.4 Mbps.
Show all upload speeds
- 2.2% up to 20.0 Mbps
- 97.8% up to 3.0 Mbps
T-Mobile Home Internet Fixed Wireless in Dennis, MS
T-Mobile Home Internet fixed wireless coverage
About 28.79%, or 416 people, have T-Mobile Home Internet fixed wireless internet available to them in the city. The company covers the northeast, west, northwest, southeast, east, south, central, and north Dennis 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 Dennis.
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 Dennis. Versus other fixed wireless providers in the area, T-Mobile Home Internet fixed wireless is average. There are 2 different maximum speeds throughout Dennis. The fastest plan anyone in Dennis 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 Dennis customers is up to 62 Mbps.
Show all download speeds
- 49.0% up to 100.0 Mbps
- 51.0% up to 25.0 Mbps
T-Mobile Home Internet fixed wireless upload speeds
In Dennis 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 Dennis 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 Dennis 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
- 49.0% up to 20.0 Mbps
- 51.0% up to 3.0 Mbps
Dennis Internet by Area
This information is most helpful to those looking for homes or considering moving to Dennis or any of the areas nearby.
How does internet in Dennis compare to the rest of Mississippi?
Internet speeds in Dennis are much slower versus the average speeds in Mississippi: 3,591 Mbps in Mississippi versus 1,000 Mbps in the city. The state has similar internet availability compared to the city. Average internet coverage in Mississippi is 97.80% versus 100.00% in Dennis.
What zip codes have widespread internet?
Internet coverage varies by zip code and neighborhood. Some examples in or around Dennis 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
- Ellistown, MS: equal internet coverage, similar speeds
- Bloody Springs, MS: equal internet coverage, similar speeds
- Belmont, MS: less internet coverage, similar speeds
- Tishomingo, MS: less internet coverage, faster speeds
- Paden, MS: equal internet coverage, similar speeds
- Burtons, MS: less internet coverage, similar speeds
- Moores Mill, MS: less internet coverage, faster speeds
- Maud, AL: equal internet coverage, similar speeds
- New Site, MS: equal internet coverage, faster speeds
- Bishop, AL: equal internet coverage, similar speeds
Cities with Similar Populations
- South Thomaston, ME: equal internet coverage, faster speeds
- Cayuga, IN: less internet coverage, faster speeds
- China Grove, TX: equal internet coverage, faster speeds
- Clover, VA: less internet coverage, slower speeds
- East Berne, NY: less internet coverage, slower speeds
- Rutland, OH: less internet coverage, slower speeds
- Salem, KY: less internet coverage, faster speeds
- Schroon Lake, NY: less internet coverage, slower speeds
- Sea Bright, NJ: equal internet coverage, faster speeds
- Allons, TN: equal internet coverage, faster speeds