In Johns Island, you’ll select from 3 mobile wireless carriers listed below. 100.0% of Johns Island’s land area is covered by some kind of wireless service, as are 100.00% of Johns Island’s 22,323 residents. 5G reception covers up to 100.00% of people while they are sitting at home. Note that we may have a financial relationship with some of the Johns Island providers below. This does not influence what data we show, and helps us provide high-quality, detailed information for free.
Johns Island, SC 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.
AT&T Wireless 5G available in Johns Island
Coverage:
100.00% of Johns Island
96.67% of the USA
Data Speeds:
5G: 23.25% 4G: 100.00% 3G or 2G: 100.00%
1-833-652-2264
More about AT&T Wireless in Johns Island
AT&T Wireless Data Speeds and Coverage in Johns Island
AT&T Wireless covers 100.00% of homes in the city 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 Johns Island) is shown below.
Tech |
% Homes |
% Land |
|---|---|---|
5G |
23.25% |
17.69% |
4G |
100.00% |
100.00% |
2G or 3G |
100.00% |
100.00% |
5G is the fastest wireless internet and data speed for 23.25% of homes. 4G is the fastest cell coverage for 76.75% of homes. 0.00% of homes can only receive 2G or 3G data. We rank AT&T Wireless as #3 out of 3 for a combination of coverage and speed among Johns Island mobile providers.
AT&T Wireless Voice Quality in Johns Island
5G voice quality can be very clear, and is available to 23.25% of homes. 4G voice is considered HD, and is available at 100.00% of Johns Island homes. 100.00% of homes can make calls using older 2G or 3G voice technology.
Verizon Wireless 5G available in Johns Island
Coverage:
100.00% of Johns Island
96.15% of the USA
Data Speeds:
5G: 99.44% 4G: 99.98% 3G or 2G: 100.00%
More about Verizon Wireless in Johns Island
Verizon Wireless Data Speeds and Coverage in Johns Island
Verizon Wireless covers 100.00% of homes in the city 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 Johns Island) is shown below.
Tech |
% Homes |
% Land |
|---|---|---|
5G |
99.44% |
98.59% |
4G |
99.98% |
99.88% |
2G or 3G |
100.00% |
100.00% |
5G is the fastest wireless internet and data speed for 99.44% of homes. 4G is the fastest cell coverage for 0.00% of homes. 0.00% of homes can only receive 2G or 3G data. We rank Verizon Wireless as #2 out of 3 for a combination of coverage and speed among Johns Island mobile providers.
Verizon Wireless Voice Quality in Johns Island
5G voice quality can be very clear, and is available to 99.44% of homes. 4G voice is considered HD, and is available at 100.00% of Johns Island homes. 99.99% of homes can make calls using older 2G or 3G voice technology.
T-Mobile 5G available in Johns Island
Coverage:
100.00% of Johns Island
97.12% of the USA
Data Speeds:
5G: 99.85% 4G: 99.56% 3G or 2G: 99.20%
More about T-Mobile in Johns Island
T-Mobile Data Speeds and Coverage in Johns Island
T-Mobile covers 100.00% of homes in the city 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 Johns Island) is shown below.
Tech |
% Homes |
% Land |
|---|---|---|
5G |
99.85% |
99.63% |
4G |
99.56% |
98.27% |
2G or 3G |
99.20% |
98.76% |
5G is the fastest wireless internet and data speed for 99.85% of homes. 4G is the fastest cell coverage for 0.00% of homes. 0.00% of homes can only receive 2G or 3G data. We rank T-Mobile as #1 out of 3 for a combination of coverage and speed among Johns Island mobile providers.
T-Mobile Voice Quality in Johns Island
5G voice quality can be very clear, and is available to 99.85% of homes. 4G voice is considered HD, and is available at 100.00% of Johns Island homes. 99.95% of homes can make calls using older 2G or 3G voice technology.
Coverage percentages on this page are based on the percent of Johns Island homes that would be covered by cellular service of any kind, unless specified as Johns Island land area.
Fastest Cell Service Down to the Johns Island Neighborhood
The map below shows where Verizon, AT&T, or T-Mobile are faster in Johns Island, SC. Areas with no clear winner are shown as ties.
Overall, Johns Island ranks #1 out of 1199 cities for the fastest mobile internet network speeds in South Carolina.

Best Johns Island Cell Provider Key
The western parts of the city feature better overall coverage for faster data. The opposite is true in the southeastern areas of Johns Island where mobile data speeds are generally slower.
Best Coverage & Data Speeds in Johns Island, SC: T-Mobile
Among the largest cell phone companies in the United States, T-Mobile has the best speed and coverage in Johns Island. T-Mobile has 5G that covers 99.85% of the city. Cell service of any type reaches 100.00% of Johns Island homes.
Cheap Options for Mobile Service in Johns Island, SC
If the price of a Johns Island mobile plan is a major concern for you, cheaper mobile plans are available as well. There are several options available in Johns Island 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 Johns Island 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.
Johns Island, SC Mobile Network Coverage Maps | Voice, 4G & 5G

Johns Island Fastest Speeds Key
Your mobile coverage in Johns Island may vary based on your provider and location. The map above shows the fastest mobile data speeds in and around the city. 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. 5G is the fastest mobile data connection in Johns Island covering 100.00% of homes in the area while 4G covers 100.00% of the city. Overall, 100.00% of homes (22,323 people) and 100.0% of the land (61.3 square miles) are covered by some form of cell technology.
5G Coverage Map and Availability in Johns Island

Johns Island 5G Coverage Key
5G is currently the most advanced network available with speeds several times faster than 4G. 5G networks in Johns Island cover 100.00% of homes with 5G voice and data. In total 99.98% or 61.3 square miles of Johns Island are covered by 5G. The best 5G coverage in Johns Island comes from T-Mobile with 99.85% coverage.
4G Coverage Map and Availability in Johns Island

Johns Island 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 Johns Island, 100.00% of the area is covered by 4G data, and 100.00% is covered by 4G HD voice service. AT&T Wireless, Verizon Wireless, and T-Mobile has the best 4G network in Johns Island with 100.00% coverage.
Selecting the Best Cell Provider in Johns Island for You
If you’re still struggling to choose a cell phone provider in the city, some of these facts may help you decide:
- Coverage to Johns Island houses is best with service from AT&T Wireless, Verizon Wireless, and T-Mobile, with 100.00% of homes covered.
- The best coverage across all Johns Island land is provided by AT&T Wireless, Verizon Wireless, and T-Mobile at 100.00% of land area covered.
- The current best 5G coverage comes from T-Mobile reporting 99.85% in Johns Island.
- The top estimated average speed in Johns Island, estimated at 70.89, Mbps is available through T-Mobile.
Mobile Service Cities Near Johns Island
If you live near Johns Island but aren’t technically in the city, 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 Johns Island:
Cities close to Johns Island
- Fenwick Hills, SC: equal coverage
- Legareville, SC: equal coverage
- Red Top, SC: equal coverage
- Wadmalaw Island, SC: worse coverage
- Kiawah Island, SC: worse coverage
- Yonges Island, SC: worse coverage
- Folly Beach, SC: worse coverage
- Ravenel, SC: equal coverage
- Hollywood, SC: worse coverage
- Meggett, SC: equal coverage
Cities with similar populations to Johns Island
- Corinth, TX: equal coverage
- Elmwood Park, NJ: equal coverage
- Ellijay, GA: worse coverage
- Elkridge, MD: equal coverage
- Easton, MD: worse coverage
- Dyer, IN: equal coverage
- DeFuniak Springs, FL: worse coverage
- Deerfield, IL: equal coverage
- Davidson, NC: equal coverage
- Darlington, SC: worse coverage







