In Charlestown there are 11 residential internet providers covering 99.72% of the city. The average home can get speeds up to 1,980 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 Charlestown
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 Charlestown are not shown.
Charlestown 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 Charlestown
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 99.72% of Charlestown. 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 Fidium. Now you can call companies in Charlestown with more confidence that they might be available.
How fast are internet speeds in Charlestown?
The map below shows maximum internet speeds by area in Charlestown.
Internet Speed Key
The average Charlestown home can get up to 1,980 Mbps on their internet plan. For most people, the fastest download speed in the city is 2,000 Mbps, which 97.23% 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 Charlestown.
Internet speeds tend to be faster in the west parts of Charlestown, and slower in the central areas of the city.
What type of internet should I choose in Charlestown?
The fastest internet for you may vary based on where in Charlestown you live. If speed is your main concern, fiber will be the fastest internet in the city.
- Fiber is the fastest internet type for 97.23% of Charlestown homes.
- Cable is fastest for 2.47% 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 Charlestown homes.
Internet Market Health in Charlestown
Internet Competition Key
The map shows how competitive the Charlestown 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 Charlestown based on what connections the average home has availabile:
- Average number of internet service providers to a home: 6.1 (very healthy)
- Average types of service (fiber, cable, DSL, etc): 3.2 (very healthy)
- Average providers with broadband (25 Mbps+) speeds: 4.8 (healthy)
Overall, competition is very healthy.
Charlestown internet customers have the ability to buy internet service from 1 to 9 different providers, depending on where they live. For different types of service, Charlestown homes have between 1 and 4 options. The type(s) of service available are fixed wireless, fiber, 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. Charlestown 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, Charlestown is doing quite well.
TV & Internet Providers in Depth
Below you'll find which TV and internet providers offer service in Charlestown, along with details on where in Charlestown and at what speeds.
Fidium Fiber Fiber in Charlestown, NH
Fidium fiber coverage
About 97.23%, or 4,560 people, have Fidium fiber internet available to them in the city. The company covers the entire Charlestown area. Fidium is one of the largest internet service providers internet service providers in the US, with internet service available in most of Charlestown.
Fidium Fiber fiber download speeds
Fidium is one of the fastest when comparing download speeds to all other internet providers in Charlestown. Versus other fiber providers in the area, Fidium fiber is one of the fastest. There are no different maximum speeds throughout Charlestown. The fastest plan anyone in Charlestown can order from Fidium goes up to 2,000 Mbps, and all Charlestown customers can get this speed.
Show all download speeds
- 100.0% up to 2,000.0 Mbps
Fidium Fiber fiber upload speeds
In Charlestown download speeds tend to be equal to than upload speeds for Fidium fiber. Compared to other ISPs, Fidium is one of the fastest where upload speeds are concerned, and one of the fastest compared to other Charlestown fiber providers. Fidium offers no different upload speeds across the city. The fastest upload speed available to anyone from this ISP in Charlestown is up to 2,000 Mbps, which is available to everyone covered.
Show all upload speeds
- 100.0% up to 2,000.0 Mbps
XFINITY from Comcast Cable in Charlestown, NH
XFINITY cable coverage
About 93.67%, or 4,393 people, have XFINITY cable internet available to them in the city. The company covers the entire Charlestown area. XFINITY is one of the largest internet service providers internet service providers in the US, with internet service available in most of Charlestown.
XFINITY from Comcast cable download speeds
XFINITY is above average when comparing download speeds to all other internet providers in Charlestown. Versus other cable providers in the area, XFINITY cable is the fastest. There are no different maximum speeds throughout Charlestown. The fastest plan anyone in Charlestown can order from XFINITY goes up to 1,200 Mbps, and all Charlestown customers can get this speed.
Show all download speeds
- 100.0% up to 1,200.0 Mbps
XFINITY from Comcast cable upload speeds
In Charlestown 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 Charlestown cable providers. XFINITY offers no different upload speeds across the city. The fastest upload speed available to anyone from this ISP in Charlestown is up to 35 Mbps, which is available to everyone covered.
Show all upload speeds
- 100.0% up to 35.0 Mbps
Fidium Fiber DSL in Charlestown, NH
Fidium DSL coverage
About 26.08%, or 1,223 people, have Fidium DSL internet available to them in the city. The company covers the central, southwest, north, west, northeast, east, and south Charlestown area. Fidium is one of the largest internet service providers internet service providers in the US, with internet service available in a small portion of Charlestown.
Fidium Fiber DSL download speeds
Fidium is below average when comparing download speeds to all other internet providers in Charlestown. Versus other DSL providers in the area, Fidium DSL is the fastest. There are 2 different maximum speeds throughout Charlestown. The fastest plan anyone in Charlestown can order from Fidium goes up to 80 Mbps, the slowest package only goes up to 10 Mbps, and the city-wide average maximum speed for Charlestown customers is up to 20 Mbps.
Show all download speeds
- 13.7% up to 80.0 Mbps
- 86.3% up to 10.0 Mbps
Fidium Fiber DSL upload speeds
In Charlestown download speeds tend to be faster than than upload speeds for Fidium DSL. Compared to other ISPs, Fidium is below average where upload speeds are concerned, and the fastest compared to other Charlestown DSL providers. Fidium 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 Charlestown is up to 20 Mbps. Some customers have slower plan choices, which only go up to 1.0 Mbps. On average, Fidium customers can get speeds up to 3.6 Mbps.
Show all upload speeds
- 13.7% up to 20.0 Mbps
- 86.3% up to 1.0 Mbps
New Hampshire Electric Co-op Fiber in Charlestown, NH
New Hampshire Electric Co-op fiber coverage
About 3.09%, or 145 people, have New Hampshire Electric Co-op fiber internet available to them in the city. The company covers the southeast, east, and northeast Charlestown area. New Hampshire Electric Co-op is a large internet service provider internet service providers in the US, with internet service available in a very small piece of Charlestown.
New Hampshire Electric Co-op fiber download speeds
New Hampshire Electric Co-op is one of the fastest when comparing download speeds to all other internet providers in Charlestown. Versus other fiber providers in the area, New Hampshire Electric Co-op fiber is one of the fastest. There are no different maximum speeds throughout Charlestown. The fastest plan anyone in Charlestown can order from New Hampshire Electric Co-op goes up to 2,000 Mbps, and all Charlestown customers can get this speed.
Show all download speeds
- 100.0% up to 2,000.0 Mbps
New Hampshire Electric Co-op fiber upload speeds
In Charlestown download speeds tend to be equal to than upload speeds for New Hampshire Electric Co-op fiber. Compared to other ISPs, New Hampshire Electric Co-op is one of the fastest where upload speeds are concerned, and one of the fastest compared to other Charlestown fiber providers. New Hampshire Electric Co-op offers no different upload speeds across the city. The fastest upload speed available to anyone from this ISP in Charlestown is up to 2,000 Mbps, which is available to everyone covered.
Show all upload speeds
- 100.0% up to 2,000.0 Mbps
VTel Wireless Fixed Wireless in Charlestown, NH
VTel Wireless fixed wireless coverage
About 99.45%, or 4,664 people, have VTel Wireless fixed wireless internet available to them in the city. The company covers the entire Charlestown area. VTel Wireless is a large internet service provider internet service providers in the US, with internet service available in most of Charlestown.
VTel Wireless fixed wireless download speeds
VTel Wireless is below average when comparing download speeds to all other internet providers in Charlestown. Versus other fixed wireless providers in the area, VTel Wireless fixed wireless is below average. There are 2 different maximum speeds throughout Charlestown. The fastest plan anyone in Charlestown can order from VTel Wireless goes up to 25 Mbps, the slowest package only goes up to 10 Mbps, and the city-wide average maximum speed for Charlestown customers is up to 20 Mbps.
Show all download speeds
- 70.0% up to 25.0 Mbps
- 30.0% up to 10.0 Mbps
VTel Wireless fixed wireless upload speeds
In Charlestown download speeds tend to be faster than than upload speeds for VTel Wireless fixed wireless. Compared to other ISPs, VTel Wireless is below average where upload speeds are concerned, and below average compared to other Charlestown fixed wireless providers. VTel Wireless 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 Charlestown is up to 3.0 Mbps. Some customers have slower plan choices, which only go up to 1.0 Mbps. On average, VTel Wireless customers can get speeds up to 2.4 Mbps.
Show all upload speeds
- 70.0% up to 3.0 Mbps
- 30.0% up to 1.0 Mbps
T-Mobile Home Internet Fixed Wireless in Charlestown, NH
T-Mobile Home Internet fixed wireless coverage
About 95.97%, or 4,501 people, have T-Mobile Home Internet fixed wireless internet available to them in the city. The company covers the entire Charlestown 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 Charlestown.
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 Charlestown. Versus other fixed wireless providers in the area, T-Mobile Home Internet fixed wireless is below average. There are 2 different maximum speeds throughout Charlestown. The fastest plan anyone in Charlestown 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 Charlestown customers is up to 48 Mbps.
Show all download speeds
- 31.3% up to 100.0 Mbps
- 68.7% up to 25.0 Mbps
T-Mobile Home Internet fixed wireless upload speeds
In Charlestown 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 Charlestown 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 Charlestown 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 8.3 Mbps.
Show all upload speeds
- 31.3% up to 20.0 Mbps
- 68.7% up to 3.0 Mbps
US Cellular Fixed Wireless in Charlestown, NH
US Cellular fixed wireless coverage
About 88.81%, or 4,165 people, have US Cellular fixed wireless internet available to them in the city. The company covers the entire Charlestown area. US Cellular is one of the largest internet service providers internet service providers in the US, with internet service available in most of Charlestown.
US Cellular fixed wireless download speeds
US Cellular is the slowest when comparing download speeds to all other internet providers in Charlestown. Versus other fixed wireless providers in the area, US Cellular fixed wireless is the slowest. There are 2 different maximum speeds throughout Charlestown. The fastest plan anyone in Charlestown can order from US Cellular goes up to 25 Mbps, the slowest package only goes up to 10 Mbps, and the city-wide average maximum speed for Charlestown customers is up to 11 Mbps.
Show all download speeds
- 6.8% up to 25.0 Mbps
- 93.2% up to 10.0 Mbps
US Cellular fixed wireless upload speeds
In Charlestown download speeds tend to be faster than than upload speeds for US Cellular fixed wireless. Compared to other ISPs, US Cellular is the slowest where upload speeds are concerned, and the slowest compared to other Charlestown fixed wireless providers. US Cellular 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 Charlestown is up to 3.0 Mbps. Some customers have slower plan choices, which only go up to 1.0 Mbps. On average, US Cellular customers can get speeds up to 1.1 Mbps.
Show all upload speeds
- 6.8% up to 3.0 Mbps
- 93.2% up to 1.0 Mbps
EarthLink Fixed Wireless in Charlestown, NH
EarthLink fixed wireless coverage
About 47.87%, or 2,245 people, have EarthLink fixed wireless internet available to them in the city. The company covers the southwest, west, central, northeast, north, and south Charlestown area. EarthLink is one of the largest internet service providers internet service providers in the US, with internet service available in some of Charlestown.
EarthLink fixed wireless download speeds
EarthLink is below average when comparing download speeds to all other internet providers in Charlestown. Versus other fixed wireless providers in the area, EarthLink fixed wireless is below average. There are no different maximum speeds throughout Charlestown. The fastest plan anyone in Charlestown can order from EarthLink goes up to 25 Mbps, and all Charlestown customers can get this speed.
Show all download speeds
- 100.0% up to 25.0 Mbps
EarthLink fixed wireless upload speeds
In Charlestown 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 Charlestown fixed wireless providers. EarthLink offers no different upload speeds across the city. The fastest upload speed available to anyone from this ISP in Charlestown is up to 3.0 Mbps, which is available to everyone covered.
Show all upload speeds
- 100.0% up to 3.0 Mbps
AT&T Fixed Wireless in Charlestown, NH
AT&T fixed wireless coverage
About 47.87%, or 2,245 people, have AT&T fixed wireless internet available to them in the city. The company covers the southwest, west, central, northeast, north, and south Charlestown area. AT&T is one of the largest internet service providers internet service providers in the US, with internet service available in some of Charlestown.
AT&T fixed wireless download speeds
AT&T is below average when comparing download speeds to all other internet providers in Charlestown. Versus other fixed wireless providers in the area, AT&T fixed wireless is below average. There are no different maximum speeds throughout Charlestown. The fastest plan anyone in Charlestown can order from AT&T goes up to 25 Mbps, and all Charlestown customers can get this speed.
Show all download speeds
- 100.0% up to 25.0 Mbps
AT&T fixed wireless upload speeds
In Charlestown 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 Charlestown fixed wireless providers. AT&T offers no different upload speeds across the city. The fastest upload speed available to anyone from this ISP in Charlestown is up to 3.0 Mbps, which is available to everyone covered.
Show all upload speeds
- 100.0% up to 3.0 Mbps
Verizon Fixed Wireless in Charlestown, NH
Verizon fixed wireless coverage
About 10.49%, or 492 people, have Verizon fixed wireless internet available to them in the city. The company covers the west and southwest Charlestown area. Verizon is one of the largest internet service providers internet service providers in the US, with internet service available in a very small piece of Charlestown.
Verizon fixed wireless download speeds
Verizon is below average when comparing download speeds to all other internet providers in Charlestown. Versus other fixed wireless providers in the area, Verizon fixed wireless is the fastest. There are no different maximum speeds throughout Charlestown. The fastest plan anyone in Charlestown can order from Verizon goes up to 300 Mbps, and all Charlestown customers can get this speed.
Show all download speeds
- 100.0% up to 300.0 Mbps
Verizon fixed wireless upload speeds
In Charlestown 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 Charlestown fixed wireless providers. Verizon offers no different upload speeds across the city. The fastest upload speed available to anyone from this ISP in Charlestown is up to 20 Mbps, which is available to everyone covered.
Show all upload speeds
- 100.0% up to 20.0 Mbps
Charlestown Internet by Area
This information is most helpful to those looking for homes or considering moving to Charlestown or any of the areas nearby.
How does internet in Charlestown compare to the rest of New Hampshire?
Internet speeds in Charlestown are comparable versus the average speeds in New Hampshire: 1,970 Mbps in New Hampshire versus 1,980 Mbps in the city. The state has similar internet availability compared to the city. Average internet coverage in New Hampshire is 98.83% versus 99.72% in Charlestown.
What zip codes have widespread internet?
Internet coverage varies by zip code and neighborhood. Some examples in or around Charlestown 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
- Hemlock Center, NH: more internet coverage, faster speeds
- Trapshire, NH: more internet coverage, faster speeds
- Quaker City, NH: more internet coverage, faster speeds
- Springfield, VT: more internet coverage, faster speeds
- Acworth, NH: more internet coverage, faster speeds
- Langdon, NH: more internet coverage, faster speeds
- Bartonsville, VT: more internet coverage, faster speeds
- West Unity, NH: more internet coverage, faster speeds
- South Charlestown, NH: more internet coverage, faster speeds
- Weathersfield Bow, VT: more internet coverage, faster speeds
Cities with Similar Populations
- Ocilla, GA: less internet coverage, slower speeds
- Nottingham, PA: less internet coverage, faster speeds
- Novelty, OH: more internet coverage, slower speeds
- Nunica, MI: more internet coverage, faster speeds
- Oak Grove, LA: more internet coverage, slower speeds
- Oak Hill, OH: less internet coverage, slower speeds
- Oak Hill, TN: more internet coverage, faster speeds
- Colfax, WI: less internet coverage, slower speeds
- Colfax, NC: more internet coverage, faster speeds
- Coleman, TX: more internet coverage, faster speeds