In 03257, you’ll select from 4 mobile wireless carriers listed below. 100.0% of 03257’s land area is covered by some kind of wireless service, as are 100.00% of 03257’s 4,280 residents. 5G reception covers up to 0.00% of people while they are sitting at home. Note that we may have a financial relationship with some of the 03257 providers below. This does not influence what data we show, and helps us provide high-quality, detailed information for free.
03257, NH Top Cell Providers
Starter Phones Designed for Child Safety
Coverage:
T-Mobile Network
Data Speeds:
Same as T-Mobile below
Plans start at $29/mo.
View plans
Built-in Parental Controls | Approved Contacts Only | Parent-Controlled Internet Access
Plans include 5G where available.
Coverage:
T-Mobile Network
Data Speeds:
Same as T-Mobile below
Plans start at $15/mo.
View plans
Mint Mobile provides very affordable plans using the same network as T-Mobile throughout the United States. Learn more about Mint vs. other carriers.
More about Verizon Wireless in 03257
Verizon Wireless Data Speeds and Coverage in 03257
Verizon Wireless covers 100.00% of homes in the zip with mobile data. The fastest cellular data speed available is 4G. Coverage by homes and land mass (the % of acres with cell coverage versus the total acreage in 03257) is shown below.
Tech |
% Homes |
% Land |
|---|---|---|
4G |
98.81% |
97.99% |
2G or 3G |
99.35% |
99.39% |
4G is the fastest cell coverage for 98.81% of homes. 0.00% of homes can only receive 2G or 3G data. We rank Verizon Wireless as #2 out of 4 for a combination of coverage and speed among 03257 mobile providers.
Verizon Wireless Voice Quality in 03257
4G voice is considered HD, and is available at 100.00% of 03257 homes. 98.90% of homes can make calls using older 2G or 3G voice technology.
T-Mobile 5G available in 03257
Coverage:
99.96% of 03257
97.12% of the USA
Data Speeds:
5G: 0.00% 4G: 94.30% 3G or 2G: 99.26%
More about T-Mobile in 03257
T-Mobile Data Speeds and Coverage in 03257
T-Mobile covers 99.96% of homes in the zip with mobile data. The fastest cellular data speed available is 5G. Coverage by homes and land mass (the % of acres with cell coverage versus the total acreage in 03257) is shown below.
Tech |
% Homes |
% Land |
|---|---|---|
5G |
0.00% |
0.02% |
4G |
94.30% |
88.00% |
2G or 3G |
99.26% |
98.09% |
5G is the fastest wireless internet and data speed for 0.00% of homes. 4G is the fastest cell coverage for 94.30% of homes. 4.96% of homes can only receive 2G or 3G data. We rank T-Mobile as #3 out of 4 for a combination of coverage and speed among 03257 mobile providers.
T-Mobile Voice Quality in 03257
5G voice quality can be very clear, and is available to 0.00% of homes. 4G voice is considered HD, and is available at 99.93% of 03257 homes. 99.95% of homes can make calls using older 2G or 3G voice technology.
Coverage:
100.00% of 03257
96.67% of the USA
Data Speeds:
4G: 99.29% 3G or 2G: 97.05%
1-833-652-2264
More about AT&T Wireless in 03257
AT&T Wireless Data Speeds and Coverage in 03257
AT&T Wireless covers 100.00% of homes in the zip with mobile data. The fastest cellular data speed available is 4G. Coverage by homes and land mass (the % of acres with cell coverage versus the total acreage in 03257) is shown below.
Tech |
% Homes |
% Land |
|---|---|---|
4G |
99.29% |
98.52% |
2G or 3G |
97.05% |
95.52% |
4G is the fastest cell coverage for 99.29% of homes. 0.00% of homes can only receive 2G or 3G data. We rank AT&T Wireless as #1 out of 4 for a combination of coverage and speed among 03257 mobile providers.
AT&T Wireless Voice Quality in 03257
4G voice is considered HD, and is available at 100.00% of 03257 homes. 97.05% of homes can make calls using older 2G or 3G voice technology.
Coverage percentages on this page are based on the percent of 03257 homes that would be covered by cellular service of any kind, unless specified as 03257 land area.
Fastest Cell Service Down to the 03257 Neighborhood
The map below shows where Verizon, AT&T, or T-Mobile are faster in 03257, NH. Areas with no clear winner are shown as ties.
Overall, 03257 ranks #537 out of 639 zip codes for the fastest mobile internet network speeds in New Hampshire.
Best 03257 Cell Provider Key
The southwestern parts of the zip feature better overall coverage for faster data. The opposite is true in the northeastern areas of 03257 where mobile data speeds are generally slower.
Best Coverage & Data Speeds in 03257, NH: AT&T Wireless
Among the largest cell phone companies in the United States, AT&T Wireless has the best speed and coverage in 03257. AT&T Wireless has 4G that covers 100.00% of the zip. Cell service of any type reaches 100.00% of 03257 homes.
Cheap Options for Mobile Service in 03257, NH
If the price of a 03257 mobile plan is a major concern for you, cheaper mobile plans are available as well. There are several options available in 03257 including pre-paid, no-contract plans that start as low as $15 per line. Many of these providers such as Mint, Boost, and Cricket partner with the three major carriers to provide excellent coverage nationwide. With these discount options, the price of your 03257 wireless plan will quickly rise if you add additional lines or features such as a hotspot or unlimited data.
Plans include 5G where available.
Coverage:
T-Mobile Network
Data Speeds:
Same as T-Mobile above
Plans start at $15/mo.
View plans
Mint Mobile provides very affordable plans using the same network as T-Mobile throughout the United States.
These providers all offer excellent coverage at a lower price compared to more well-known brands. Mint is generally regarded as the most affordable provider for unlimited data, with a high "throttle cap" of 35GB. Depending on where you live, you may prefer the AT&T network coverage offered by Cricket. Boost is a good option for international travelers.
Local Mobile Providers in 03257, NH
The companies below provide service to areas smaller than the entire United States. For example, they may have a cell tower in 03257, and then partner with larger national companies to provide national service for traveling customers. We display network partners to the best of our ability but cannot guarantee coverage or charges outside of 03257 and the providers’ coverage areas.
More about US Cellular in 03257
US Cellular Data Speeds and Coverage in 03257
US Cellular covers 99.98% of homes in the zip with mobile data. The fastest cellular data speed available is 4G. Coverage by homes and land mass (the % of acres with cell coverage versus the total acreage in 03257) is shown below.
Tech |
% Homes |
% Land |
|---|---|---|
4G |
83.75% |
65.38% |
2G or 3G |
99.58% |
99.66% |
4G is the fastest cell coverage for 83.75% of homes. 15.83% of homes can only receive 2G or 3G data. We rank US Cellular as #4 out of 4 for a combination of coverage and speed among 03257 mobile providers.
US Cellular Voice Quality in 03257
4G voice is considered HD, and is available at 97.51% of 03257 homes. 99.98% of homes can make calls using older 2G or 3G voice technology.
03257, NH Mobile Network Coverage Maps | Voice, 4G & 5G
03257 Fastest Speeds Key
Your mobile coverage in 03257 may vary based on your provider and location. The map above shows the fastest mobile data speeds in and around the zip. To see coverage for an individual provider, click the provider's availability maps above.
There are several types of mobile coverage to consider when evaluating a carrier’s geographic reliability. 4G covers 100.00% of the zip. Overall, 100.00% of homes (4,280 people) and 100.0% of the land (22.1 square miles) are covered by some form of cell technology.
5G Coverage Map and Availability in 03257
03257 5G Coverage Key
5G networks in 03257 cover 0.00% of homes with 5G voice and data.
4G Coverage Map and Availability in 03257
03257 4G Coverage Key
4G/LTE networks have become one of the nation’s most common mobile coverage types for data, and in some locations, voice calls. In 03257, 99.83% of the area is covered by 4G data, and 100.00% is covered by 4G HD voice service. Verizon Wireless and AT&T Wireless has the best 4G network in 03257 with 100.00% coverage.
Selecting the Best Cell Provider in 03257 for You
If you’re still struggling to choose a cell phone provider in the zip, some of these facts may help you decide:
- Coverage to 03257 houses is best with service from Verizon Wireless and AT&T Wireless, with 100.00% of homes covered.
- The best coverage across all 03257 land is provided by Verizon Wireless and AT&T Wireless at 100.00% of land area covered.
- The current best 4G coverage comes from Verizon Wireless and AT&T Wireless reporting 100.00% in 03257.
- The top estimated average speed in 03257, estimated at 39.72, Mbps is available through AT&T Wireless.
Mobile Service Zip Codes Near 03257
If you live near 03257 but aren’t technically in the zip, or you like to explore the region a lot, your coverage availability and speeds may vary.
Enter your zip code here to find more precise mobile numbers on your exact location. Here are our mobile and cell phone guides for several popular locations in and around 03257: