In Dorchester County, you’ll select from 3 mobile wireless carriers listed below. 100.0% of Dorchester County’s land area is covered by some kind of wireless service, as are 100.00% of Dorchester County’s 161,540 residents. 5G reception covers up to 99.83% of people while they are sitting at home. Note that we may have a financial relationship with some of the Dorchester County providers below. This does not influence what data we show, and helps us provide high-quality, detailed information for free.
Dorchester County, 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 Dorchester County
Coverage:
100.00% of Dorchester County
96.67% of the USA
Data Speeds:
5G: 41.53% 4G: 98.78% 3G or 2G: 100.00%
1-833-652-2264
More about AT&T Wireless in Dorchester County
AT&T Wireless Data Speeds and Coverage in Dorchester County
AT&T Wireless covers 100.00% of homes in the county 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 Dorchester County) is shown below.
Tech |
% Homes |
% Land |
|---|---|---|
5G |
41.53% |
12.88% |
4G |
98.78% |
87.98% |
2G or 3G |
100.00% |
99.97% |
5G is the fastest wireless internet and data speed for 41.53% of homes. 4G is the fastest cell coverage for 57.25% 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 Dorchester County mobile providers.
AT&T Wireless Voice Quality in Dorchester County
5G voice quality can be very clear, and is available to 41.53% of homes. 4G voice is considered HD, and is available at 99.92% of Dorchester County homes. 100.00% of homes can make calls using older 2G or 3G voice technology.
Verizon Wireless 5G available in Dorchester County
Coverage:
100.00% of Dorchester County
96.15% of the USA
Data Speeds:
5G: 92.52% 4G: 99.83% 3G or 2G: 100.00%
More about Verizon Wireless in Dorchester County
Verizon Wireless Data Speeds and Coverage in Dorchester County
Verizon Wireless covers 100.00% of homes in the county 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 Dorchester County) is shown below.
Tech |
% Homes |
% Land |
|---|---|---|
5G |
92.52% |
88.10% |
4G |
99.83% |
97.73% |
2G or 3G |
100.00% |
100.00% |
5G is the fastest wireless internet and data speed for 92.52% 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 Dorchester County mobile providers.
Verizon Wireless Voice Quality in Dorchester County
5G voice quality can be very clear, and is available to 92.52% of homes. 4G voice is considered HD, and is available at 100.00% of Dorchester County homes. 99.87% of homes can make calls using older 2G or 3G voice technology.
T-Mobile 5G available in Dorchester County
Coverage:
99.76% of Dorchester County
97.12% of the USA
Data Speeds:
5G: 99.06% 4G: 96.52% 3G or 2G: 98.68%
More about T-Mobile in Dorchester County
T-Mobile Data Speeds and Coverage in Dorchester County
T-Mobile covers 99.76% of homes in the county 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 Dorchester County) is shown below.
Tech |
% Homes |
% Land |
|---|---|---|
5G |
99.06% |
89.70% |
4G |
96.52% |
67.89% |
2G or 3G |
98.68% |
86.41% |
5G is the fastest wireless internet and data speed for 99.06% 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 Dorchester County mobile providers.
T-Mobile Voice Quality in Dorchester County
5G voice quality can be very clear, and is available to 99.06% of homes. 4G voice is considered HD, and is available at 99.75% of Dorchester County homes. 98.88% of homes can make calls using older 2G or 3G voice technology.
Coverage percentages on this page are based on the percent of Dorchester County homes that would be covered by cellular service of any kind, unless specified as Dorchester County land area.
Fastest Cell Service Down to the Dorchester County Neighborhood
The map below shows where Verizon, AT&T, or T-Mobile are faster in Dorchester County, SC. Areas with no clear winner are shown as ties.
Overall, Dorchester County ranks #415 out of 1199 counties for the fastest mobile internet network speeds in South Carolina.

Best Dorchester County Cell Provider Key
The southeastern parts of the county feature better overall coverage for faster data. The opposite is true in the southwestern areas of Dorchester County where mobile data speeds are generally slower.
Best Coverage & Data Speeds in Dorchester County, SC: T-Mobile
Among the largest cell phone companies in the United States, T-Mobile has the best speed and coverage in Dorchester County. T-Mobile has 5G that covers 99.06% of the county. Cell service of any type reaches 100.00% of Dorchester County homes.
Cheap Options for Mobile Service in Dorchester County, SC
If the price of a Dorchester County mobile plan is a major concern for you, cheaper mobile plans are available as well. There are several options available in Dorchester County 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 Dorchester County 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.
Dorchester County, SC Mobile Network Coverage Maps | Voice, 4G & 5G

Dorchester County Fastest Speeds Key
Your mobile coverage in Dorchester County may vary based on your provider and location. The map above shows the fastest mobile data speeds in and around the county. 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 Dorchester County covering 99.83% of homes in the area while 4G covers 100.00% of the county. Overall, 100.00% of homes (161,540 people) and 100.0% of the land (568.6 square miles) are covered by some form of cell technology.
5G Coverage Map and Availability in Dorchester County

Dorchester County 5G Coverage Key
5G is currently the most advanced network available with speeds several times faster than 4G. 5G networks in Dorchester County cover 99.83% of homes with 5G voice and data. In total 96.32% or 547.7 square miles of Dorchester County are covered by 5G. The best 5G coverage in Dorchester County comes from T-Mobile with 99.06% coverage.
4G Coverage Map and Availability in Dorchester County

Dorchester County 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 Dorchester County, 99.91% of the area is covered by 4G data, and 100.00% is covered by 4G HD voice service. Verizon Wireless has the best 4G network in Dorchester County with 100.00% coverage.
Selecting the Best Cell Provider in Dorchester County for You
If you’re still struggling to choose a cell phone provider in the county, some of these facts may help you decide:
- Coverage to Dorchester County houses is best with service from AT&T Wireless and Verizon Wireless, with 100.00% of homes covered.
- The best coverage across all Dorchester County land is provided by Verizon Wireless at 100.00% of land area covered.
- The current best 5G coverage comes from T-Mobile reporting 99.06% in Dorchester County.
- The top estimated average speed in Dorchester County, estimated at 70.33, Mbps is available through T-Mobile.
Mobile Service Counties Near Dorchester County
If you live near Dorchester County but aren’t technically in the county, 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 Dorchester County:
Counties close to Dorchester County
- Berkeley County, SC: worse coverage
- Charleston County, SC: better coverage
- Colleton County, SC: worse coverage
- Hampton County, SC: worse coverage
- Allendale County, SC: worse coverage
- Jefferson County, GA: worse coverage
- Washington County, GA: worse coverage
- Baldwin County, GA: worse coverage
- Wilkinson County, GA: worse coverage
- Jones County, GA: worse coverage
Counties with similar populations to Dorchester County
- McLean County, IL: worse coverage
- Beaver County, PA: worse coverage
- Greene County, OH: better coverage
- Bibb County, GA: better coverage
- Carolina Municipio, PR: worse coverage
- Catawba County, NC: worse coverage
- Centre County, PA: worse coverage
- Chittenden County, VT: worse coverage
- Ector County, TX: worse coverage
- Davidson County, NC: worse coverage







