In 03243 there are 10 residential internet providers covering 100.00% of the zip. The average home can get speeds up to 1,309 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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10 Internet Service Providers in 03243
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 03243 are not shown.
03243 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 03243
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 03243. 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 03243 with more confidence that they might be available.
How fast are internet speeds in 03243?
The map below shows maximum internet speeds by area in 03243.
Internet Speed Key
The average 03243 home can get up to 1,309 Mbps on their internet plan. For most people, the fastest download speed in the zip is 8,000 Mbps, which 4.52% of residents can get. Some homes and apartments do not have access to these speeds. On the slower end, for example, 7.47% of homes can only purchase plans up to 10 Mbps. See the internet provider details below for info about their speed and coverage in 03243.
Internet speeds tend to be faster in the north parts of 03243, and slower in the west areas of the zip.
What type of internet should I choose in 03243?
The fastest internet for you may vary based on where in 03243 you live. If speed is your main concern, cable will be the fastest internet in the zip.
- Fiber is the fastest internet type for 5.51% of 03243 homes.
- Cable is fastest for 78.07% of the zip.
- DSL is fastest for 9.14%.
- Fixed wireless is fastest for 7.28%.
- Satellite internet may be the only option for less than 1% of 03243 homes.
Internet Market Health in 03243
Internet Competition Key
The map shows how competitive the 03243 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 03243 based on what connections the average home has availabile:
- Average number of internet service providers to a home: 2.5 (very unhealthy)
- Average types of service (fiber, cable, DSL, etc): 2.3 (unhealthy)
- Average providers with broadband (25 Mbps+) speeds: 1.5 (very unhealthy)
Overall, competition is very unhealthy.
03243 internet customers have the ability to buy internet service from 1 to 5 different providers, depending on where they live. For different types of service, 03243 homes have between 1 and 3 options. The type(s) of service available are dsl, cable, fixed wireless, 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 worse. 03243 internet customers who want faster speeds have between 0 and 4 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, 03243 badly needs improvement.
TV & Internet Providers in Depth
Below you'll find which TV and internet providers offer service in 03243, along with details on where in 03243 and at what speeds.
Fidium Fiber DSL in 03243, NH
Fidium DSL coverage
About 99.21%, or 1,009 people, have Fidium DSL internet available to them in the zip. The company covers the entire 03243 area. Fidium is one of the largest internet service providers internet service providers in the US, with internet service available in most of 03243.
Fidium Fiber DSL download speeds
Fidium is below average when comparing download speeds to all other internet providers in 03243. Versus other DSL providers in the area, Fidium DSL is the fastest. There are 2 different maximum speeds throughout 03243. The fastest plan anyone in 03243 can order from Fidium goes up to 80 Mbps, the slowest package only goes up to 10 Mbps, and the zip-wide average maximum speed for 03243 customers is up to 12 Mbps.
Show all download speeds
- 3.4% up to 80.0 Mbps
- 96.6% up to 10.0 Mbps
Fidium Fiber DSL upload speeds
In 03243 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 03243 DSL providers. Fidium 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 03243 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 1.6 Mbps.
Show all upload speeds
- 3.4% up to 20.0 Mbps
- 96.6% up to 1.0 Mbps
XFINITY from Comcast Cable in 03243, NH
XFINITY cable coverage
About 76.40%, or 777 people, have XFINITY cable internet available to them in the zip. The company covers the east, south, southeast, central, and southwest 03243 area. XFINITY is one of the largest internet service providers internet service providers in the US, with internet service available in much of 03243.
XFINITY from Comcast cable download speeds
XFINITY is below average when comparing download speeds to all other internet providers in 03243. Versus other cable providers in the area, XFINITY cable is the fastest. There are no different maximum speeds throughout 03243. The fastest plan anyone in 03243 can order from XFINITY goes up to 1,200 Mbps, and all 03243 customers can get this speed.
Show all download speeds
- 100.0% up to 1,200.0 Mbps
XFINITY from Comcast cable upload speeds
In 03243 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 slowest compared to other 03243 cable providers. XFINITY offers no different upload speeds across the zip. The fastest upload speed available to anyone from this ISP in 03243 is up to 35 Mbps, which is available to everyone covered.
Show all upload speeds
- 100.0% up to 35.0 Mbps
HUB66 Fiber in 03243, NH
HUB66 fiber coverage
About 4.52%, or 46 people, have HUB66 fiber internet available to them in the zip. The company covers the north 03243 area. HUB66 is a small internet service provider internet service providers in the US, with internet service available in a very small piece of 03243.
HUB66 fiber download speeds
HUB66 is the fastest when comparing download speeds to all other internet providers in 03243. Versus other fiber providers in the area, HUB66 fiber is the fastest. There are no different maximum speeds throughout 03243. The fastest plan anyone in 03243 can order from HUB66 goes up to 8,000 Mbps, and all 03243 customers can get this speed.
Show all download speeds
- 100.0% up to 8,000.0 Mbps
HUB66 fiber upload speeds
In 03243 download speeds tend to be equal to than upload speeds for HUB66 fiber. Compared to other ISPs, HUB66 is the fastest where upload speeds are concerned, and the fastest compared to other 03243 fiber providers. HUB66 offers no different upload speeds across the zip. The fastest upload speed available to anyone from this ISP in 03243 is up to 8,000 Mbps, which is available to everyone covered.
Show all upload speeds
- 100.0% up to 8,000.0 Mbps
Atlantic Broadband Cable in 03243, NH
Atlantic Broadband cable coverage
About 2.06%, or 21 people, have Atlantic Broadband cable internet available to them in the zip. The company covers the northwest and southeast 03243 area. Atlantic Broadband is a large internet service provider internet service providers in the US, with internet service available in a very small piece of 03243.
Atlantic Broadband cable download speeds
Atlantic Broadband is below average when comparing download speeds to all other internet providers in 03243. Versus other cable providers in the area, Atlantic Broadband cable is the slowest. There are no different maximum speeds throughout 03243. The fastest plan anyone in 03243 can order from Atlantic Broadband goes up to 1,000 Mbps, and all 03243 customers can get this speed.
Show all download speeds
- 100.0% up to 1,000.0 Mbps
Atlantic Broadband cable upload speeds
In 03243 download speeds tend to be faster than than upload speeds for Atlantic Broadband cable. Compared to other ISPs, Atlantic Broadband is below average where upload speeds are concerned, and the fastest compared to other 03243 cable providers. Atlantic Broadband offers no different upload speeds across the zip. The fastest upload speed available to anyone from this ISP in 03243 is up to 50 Mbps, which is available to everyone covered.
Show all upload speeds
- 100.0% up to 50.0 Mbps
T-Mobile Home Internet Fixed Wireless in 03243, NH
T-Mobile Home Internet fixed wireless coverage
About 47.39%, or 482 people, have T-Mobile Home Internet fixed wireless internet available to them in the zip. The company covers the entire 03243 area. T-Mobile Home Internet is one of the largest internet service providers internet service providers in the US, with internet service available in some of 03243.
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 03243. Versus other fixed wireless providers in the area, T-Mobile Home Internet fixed wireless is the fastest. There are 2 different maximum speeds throughout 03243. The fastest plan anyone in 03243 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 03243 customers is up to 31 Mbps.
Show all download speeds
- 7.7% up to 100.0 Mbps
- 92.3% up to 25.0 Mbps
T-Mobile Home Internet fixed wireless upload speeds
In 03243 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 the fastest compared to other 03243 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 03243 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 4.3 Mbps.
Show all upload speeds
- 7.7% up to 20.0 Mbps
- 92.3% up to 3.0 Mbps
EarthLink Fixed Wireless in 03243, NH
EarthLink fixed wireless coverage
About 8.16%, or 83 people, have EarthLink fixed wireless internet available to them in the zip. The company covers the north, southwest, northwest, and west 03243 area. EarthLink is one of the largest internet service providers internet service providers in the US, with internet service available in a very small piece of 03243.
EarthLink fixed wireless download speeds
EarthLink is below average when comparing download speeds to all other internet providers in 03243. Versus other fixed wireless providers in the area, EarthLink fixed wireless is average. There are no different maximum speeds throughout 03243. The fastest plan anyone in 03243 can order from EarthLink goes up to 25 Mbps, and all 03243 customers can get this speed.
Show all download speeds
- 100.0% up to 25.0 Mbps
EarthLink fixed wireless upload speeds
In 03243 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 average compared to other 03243 fixed wireless providers. EarthLink offers no different upload speeds across the zip. The fastest upload speed available to anyone from this ISP in 03243 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 03243, NH
AT&T fixed wireless coverage
About 8.16%, or 83 people, have AT&T fixed wireless internet available to them in the zip. The company covers the north, southwest, northwest, and west 03243 area. AT&T is one of the largest internet service providers internet service providers in the US, with internet service available in a very small piece of 03243.
AT&T fixed wireless download speeds
AT&T is below average when comparing download speeds to all other internet providers in 03243. Versus other fixed wireless providers in the area, AT&T fixed wireless is average. There are no different maximum speeds throughout 03243. The fastest plan anyone in 03243 can order from AT&T goes up to 25 Mbps, and all 03243 customers can get this speed.
Show all download speeds
- 100.0% up to 25.0 Mbps
AT&T fixed wireless upload speeds
In 03243 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 average compared to other 03243 fixed wireless providers. AT&T offers no different upload speeds across the zip. The fastest upload speed available to anyone from this ISP in 03243 is up to 3.0 Mbps, which is available to everyone covered.
Show all upload speeds
- 100.0% up to 3.0 Mbps
US Cellular Fixed Wireless in 03243, NH
US Cellular fixed wireless coverage
About 1.67%, or 17 people, have US Cellular fixed wireless internet available to them in the zip. The company covers the northwest 03243 area. US Cellular is one of the largest internet service providers internet service providers in the US, with internet service available in a very small piece of 03243.
US Cellular fixed wireless download speeds
US Cellular is the slowest when comparing download speeds to all other internet providers in 03243. Versus other fixed wireless providers in the area, US Cellular fixed wireless is the slowest. There are no different maximum speeds throughout 03243. The fastest plan anyone in 03243 can order from US Cellular goes up to 10 Mbps, and all 03243 customers can get this speed.
Show all download speeds
- 100.0% up to 10.0 Mbps
US Cellular fixed wireless upload speeds
In 03243 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 03243 fixed wireless providers. US Cellular offers no different upload speeds across the zip. The fastest upload speed available to anyone from this ISP in 03243 is up to 1.0 Mbps, which is available to everyone covered.
Show all upload speeds
- 100.0% up to 1.0 Mbps
03243 Internet by Area
This information is most helpful to those looking for homes or considering moving to 03243 or any of the areas nearby.
How does internet in 03243 compare to the rest of New Hampshire?
Internet speeds in 03243 are slower versus the average speeds in New Hampshire: 1,970 Mbps in New Hampshire versus 1,309 Mbps in the zip. The state has similar internet availability compared to the zip. Average internet coverage in New Hampshire is 98.83% versus 100.00% in 03243.
What zip codes have widespread internet?
Internet coverage varies by zip code and neighborhood. Some examples in or around 03243 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
- 03231, NH: equal internet coverage, slower speeds
- 03222, NH: less internet coverage, faster speeds
- 03216, NH: less internet coverage, slower speeds
- 03230, NH: less internet coverage, slower speeds
- 03235, NH: equal internet coverage, slower speeds
- 03269, NH: equal internet coverage, faster speeds
- 03256, NH: equal internet coverage, faster speeds
- 03276, NH: equal internet coverage, faster speeds
- 03287, NH: less internet coverage, faster speeds
- 03240, NH: equal internet coverage, faster speeds
Zip Codes with Similar Populations
- 94937, CA: less internet coverage, slower speeds
- 97453, OR: less internet coverage, faster speeds
- 78548, TX: less internet coverage, faster speeds
- 76538, TX: less internet coverage, slower speeds
- 87575, NM: less internet coverage, slower speeds
- 36785, AL: less internet coverage, slower speeds
- 08019, NJ: less internet coverage, slower speeds
- 08887, NJ: equal internet coverage, faster speeds
- 19474, PA: equal internet coverage, faster speeds
- 68825, NE: less internet coverage, faster speeds