In Williamsburg County, you’ll select from 4 mobile wireless carriers listed below. 100.0% of Williamsburg County’s land area is covered by some kind of wireless service, as are 100.00% of Williamsburg County’s 31,026 residents. 5G reception covers up to 99.57% of people while they are sitting at home. Note that we may have a financial relationship with some of the Williamsburg County providers below. This does not influence what data we show, and helps us provide high-quality, detailed information for free.
Williamsburg 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.
T-Mobile 5G available in Williamsburg County
Coverage:
99.95% of Williamsburg County
97.12% of the USA
Data Speeds:
5G: 99.57% 4G: 93.20% 3G or 2G: 99.29%
More about T-Mobile in Williamsburg County
T-Mobile Data Speeds and Coverage in Williamsburg County
T-Mobile covers 99.95% 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 Williamsburg County) is shown below.
Tech |
% Homes |
% Land |
|---|---|---|
5G |
99.57% |
96.37% |
4G |
93.20% |
79.81% |
2G or 3G |
99.29% |
95.84% |
5G is the fastest wireless internet and data speed for 99.57% 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 4 for a combination of coverage and speed among Williamsburg County mobile providers.
T-Mobile Voice Quality in Williamsburg County
5G voice quality can be very clear, and is available to 99.57% of homes. 4G voice is considered HD, and is available at 99.93% of Williamsburg County homes. 99.29% of homes can make calls using older 2G or 3G voice technology.
Coverage:
100.00% of Williamsburg County
96.67% of the USA
Data Speeds:
4G: 87.85% 3G or 2G: 100.00%
1-833-652-2264
More about AT&T Wireless in Williamsburg County
AT&T Wireless Data Speeds and Coverage in Williamsburg County
AT&T Wireless covers 100.00% of homes in the county 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 Williamsburg County) is shown below.
Tech |
% Homes |
% Land |
|---|---|---|
4G |
87.85% |
75.81% |
2G or 3G |
100.00% |
100.00% |
4G is the fastest cell coverage for 87.85% of homes. 0.00% of homes can only receive 2G or 3G data. We rank AT&T Wireless as #4 out of 4 for a combination of coverage and speed among Williamsburg County mobile providers.
AT&T Wireless Voice Quality in Williamsburg County
4G voice is considered HD, and is available at 100.00% of Williamsburg County homes. 100.00% of homes can make calls using older 2G or 3G voice technology.
Verizon Wireless 5G available in Williamsburg County
Coverage:
99.88% of Williamsburg County
96.15% of the USA
Data Speeds:
5G: 0.24% 4G: 92.77% 3G or 2G: 95.93%
More about Verizon Wireless in Williamsburg County
Verizon Wireless Data Speeds and Coverage in Williamsburg County
Verizon Wireless covers 99.88% 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 Williamsburg County) is shown below.
Tech |
% Homes |
% Land |
|---|---|---|
5G |
0.24% |
1.73% |
4G |
92.77% |
80.44% |
2G or 3G |
95.93% |
87.03% |
5G is the fastest wireless internet and data speed for 0.24% of homes. 4G is the fastest cell coverage for 92.77% of homes. 0.00% of homes can only receive 2G or 3G data. We rank Verizon Wireless as #3 out of 4 for a combination of coverage and speed among Williamsburg County mobile providers.
Verizon Wireless Voice Quality in Williamsburg County
5G voice quality can be very clear, and is available to 0.24% of homes. 4G voice is considered HD, and is available at 99.88% of Williamsburg County homes. 93.33% of homes can make calls using older 2G or 3G voice technology.
Coverage percentages on this page are based on the percent of Williamsburg County homes that would be covered by cellular service of any kind, unless specified as Williamsburg County land area.
Fastest Cell Service Down to the Williamsburg County Neighborhood
The map below shows where Verizon, AT&T, or T-Mobile are faster in Williamsburg County, SC. Areas with no clear winner are shown as ties.
Overall, Williamsburg County ranks #480 out of 1199 counties for the fastest mobile internet network speeds in South Carolina.

Best Williamsburg County Cell Provider Key
The central parts of the county feature better overall coverage for faster data. The opposite is true in the southern areas of Williamsburg County where mobile data speeds are generally slower.
Best Coverage & Data Speeds in Williamsburg County, SC: T-Mobile
Among the largest cell phone companies in the United States, T-Mobile has the best speed and coverage in Williamsburg County. T-Mobile has 5G that covers 99.57% of the county. Cell service of any type reaches 100.00% of Williamsburg County homes.
Cheap Options for Mobile Service in Williamsburg County, SC
If the price of a Williamsburg County mobile plan is a major concern for you, cheaper mobile plans are available as well. There are several options available in Williamsburg 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 Williamsburg 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.
Local Mobile Providers in Williamsburg County, SC
The companies below provide service to areas smaller than the entire United States. For example, they may have a cell tower in Williamsburg County, 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 Williamsburg County and the providers’ coverage areas.
Coverage:
99.96% of Williamsburg County
0.06% of the USA
Data Speeds:
4G: 99.96% 3G or 2G: 99.96%
More about FTC Communications in Williamsburg County
FTC Communications Data Speeds and Coverage in Williamsburg County
FTC Communications covers 99.96% of homes in the county 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 Williamsburg County) is shown below.
Tech |
% Homes |
% Land |
|---|---|---|
4G |
99.96% |
99.85% |
2G or 3G |
99.96% |
99.85% |
4G is the fastest cell coverage for 99.96% of homes. 0.00% of homes can only receive 2G or 3G data. We rank FTC Communications as #2 out of 4 for a combination of coverage and speed among Williamsburg County mobile providers.
FTC Communications Voice Quality in Williamsburg County
4G voice is considered HD, and is available at 99.96% of Williamsburg County homes. 99.96% of homes can make calls using older 2G or 3G voice technology.
Williamsburg County, SC Mobile Network Coverage Maps | Voice, 4G & 5G

Williamsburg County Fastest Speeds Key
Your mobile coverage in Williamsburg 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 Williamsburg County covering 99.57% of homes in the area while 4G covers 100.00% of the county. Overall, 100.00% of homes (31,026 people) and 100.0% of the land (934.2 square miles) are covered by some form of cell technology.
5G Coverage Map and Availability in Williamsburg County

Williamsburg County 5G Coverage Key
5G is currently the most advanced network available with speeds several times faster than 4G. 5G networks in Williamsburg County cover 99.57% of homes with 5G voice and data. In total 96.46% or 901.1 square miles of Williamsburg County are covered by 5G. The best 5G coverage in Williamsburg County comes from T-Mobile with 99.57% coverage.
4G Coverage Map and Availability in Williamsburg County

Williamsburg 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 Williamsburg County, 100.00% of the area is covered by 4G data, and 100.00% is covered by 4G HD voice service. AT&T Wireless has the best 4G network in Williamsburg County with 100.00% coverage.
Selecting the Best Cell Provider in Williamsburg 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 Williamsburg County houses is best with service from AT&T Wireless, with 100.00% of homes covered.
- The best coverage across all Williamsburg County land is provided by AT&T Wireless at 100.00% of land area covered.
- The current best 5G coverage comes from T-Mobile reporting 99.57% in Williamsburg County.
- The top estimated average speed in Williamsburg County, estimated at 70.69, Mbps is available through T-Mobile.
Mobile Service Counties Near Williamsburg County
If you live near Williamsburg 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 Williamsburg County:
Counties close to Williamsburg County
- Clarendon County, SC: worse coverage
- Horry County, SC: worse coverage
- Calhoun County, SC: worse coverage
- Aiken County, SC: worse coverage
- Edgefield County, SC: worse coverage
- Columbia County, GA: better coverage
- Lincoln County, GA: worse coverage
- Wilkes County, GA: worse coverage
- Taliaferro County, GA: worse coverage
- Greene County, GA: worse coverage
Counties with similar populations to Williamsburg County
- Scott County, TN: worse coverage
- Somerset County, MD: worse coverage
- Barton County, KS: worse coverage
- Barceloneta Municipio, PR: worse coverage
- Barbour County, AL: worse coverage
- Simpson County, MS: worse coverage
- Audrain County, MO: worse coverage
- Assumption Parish, LA: worse coverage
- Asotin County, WA: worse coverage
- Ashe County, NC: worse coverage








