In Fairfield County, you’ll select from 3 mobile wireless carriers listed below. 100.0% of Fairfield County’s land area is covered by some kind of wireless service, as are 100.00% of Fairfield County’s 20,948 residents. 5G reception covers up to 86.18% of people while they are sitting at home. Note that we may have a financial relationship with some of the Fairfield County providers below. This does not influence what data we show, and helps us provide high-quality, detailed information for free.
Fairfield 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 Fairfield County
Coverage:
85.46% of Fairfield County
97.12% of the USA
Data Speeds:
5G: 72.99% 4G: 55.34% 3G or 2G: 72.32%
More about T-Mobile in Fairfield County
T-Mobile Data Speeds and Coverage in Fairfield County
T-Mobile covers 85.46% 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 Fairfield County) is shown below.
Tech |
% Homes |
% Land |
|---|---|---|
5G |
72.99% |
59.45% |
4G |
55.34% |
37.61% |
2G or 3G |
72.32% |
54.21% |
5G is the fastest wireless internet and data speed for 72.99% 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 #2 out of 3 for a combination of coverage and speed among Fairfield County mobile providers.
T-Mobile Voice Quality in Fairfield County
5G voice quality can be very clear, and is available to 72.99% of homes. 4G voice is considered HD, and is available at 85.24% of Fairfield County homes. 74.27% of homes can make calls using older 2G or 3G voice technology.
AT&T Wireless 5G available in Fairfield County
Coverage:
100.00% of Fairfield County
96.67% of the USA
Data Speeds:
5G: 55.24% 4G: 90.05% 3G or 2G: 100.00%
1-833-652-2264
More about AT&T Wireless in Fairfield County
AT&T Wireless Data Speeds and Coverage in Fairfield 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 Fairfield County) is shown below.
Tech |
% Homes |
% Land |
|---|---|---|
5G |
55.24% |
35.56% |
4G |
90.05% |
84.06% |
2G or 3G |
100.00% |
100.00% |
5G is the fastest wireless internet and data speed for 55.24% 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 AT&T Wireless as #3 out of 3 for a combination of coverage and speed among Fairfield County mobile providers.
AT&T Wireless Voice Quality in Fairfield County
5G voice quality can be very clear, and is available to 55.24% of homes. 4G voice is considered HD, and is available at 99.53% of Fairfield County homes. 100.00% of homes can make calls using older 2G or 3G voice technology.
Verizon Wireless 5G available in Fairfield County
Coverage:
99.68% of Fairfield County
96.15% of the USA
Data Speeds:
5G: 38.32% 4G: 94.69% 3G or 2G: 93.07%
More about Verizon Wireless in Fairfield County
Verizon Wireless Data Speeds and Coverage in Fairfield County
Verizon Wireless covers 99.68% 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 Fairfield County) is shown below.
Tech |
% Homes |
% Land |
|---|---|---|
5G |
38.32% |
29.53% |
4G |
94.69% |
87.25% |
2G or 3G |
93.07% |
89.49% |
5G is the fastest wireless internet and data speed for 38.32% of homes. 4G is the fastest cell coverage for 56.37% of homes. 0.00% of homes can only receive 2G or 3G data. We rank Verizon Wireless as #1 out of 3 for a combination of coverage and speed among Fairfield County mobile providers.
Verizon Wireless Voice Quality in Fairfield County
5G voice quality can be very clear, and is available to 38.32% of homes. 4G voice is considered HD, and is available at 99.66% of Fairfield County homes. 87.08% of homes can make calls using older 2G or 3G voice technology.
Coverage percentages on this page are based on the percent of Fairfield County homes that would be covered by cellular service of any kind, unless specified as Fairfield County land area.
Fastest Cell Service Down to the Fairfield County Neighborhood
The map below shows where Verizon, AT&T, or T-Mobile are faster in Fairfield County, SC. Areas with no clear winner are shown as ties.
Overall, Fairfield County ranks #995 out of 1199 counties for the fastest mobile internet network speeds in South Carolina.

Best Fairfield County Cell Provider Key
The central parts of the county feature better overall coverage for faster data. The opposite is true in the northeastern areas of Fairfield County where mobile data speeds are generally slower.
Best Coverage & Data Speeds in Fairfield County, SC: Verizon Wireless
Among the largest cell phone companies in the United States, Verizon Wireless has the best speed and coverage in Fairfield County. Verizon Wireless has 5G that covers 72.99% of the county. Cell service of any type reaches 100.00% of Fairfield County homes.
Cheap Options for Mobile Service in Fairfield County, SC
If the price of a Fairfield County mobile plan is a major concern for you, cheaper mobile plans are available as well. There are several options available in Fairfield 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 Fairfield 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.
Fairfield County, SC Mobile Network Coverage Maps | Voice, 4G & 5G

Fairfield County Fastest Speeds Key
Your mobile coverage in Fairfield 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 Fairfield County covering 86.18% of homes in the area while 4G covers 99.95% of the county. Overall, 100.00% of homes (20,948 people) and 100.0% of the land (686.3 square miles) are covered by some form of cell technology.
5G Coverage Map and Availability in Fairfield County

Fairfield County 5G Coverage Key
5G is currently the most advanced network available with speeds several times faster than 4G. 5G networks in Fairfield County cover 86.18% of homes with 5G voice and data. In total 72.71% or 499.0 square miles of Fairfield County are covered by 5G. The best 5G coverage in Fairfield County comes from T-Mobile with 72.99% coverage.
4G Coverage Map and Availability in Fairfield County

Fairfield 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 Fairfield County, 96.68% of the area is covered by 4G data, and 99.95% is covered by 4G HD voice service. Verizon Wireless has the best 4G network in Fairfield County with 99.66% coverage.
Selecting the Best Cell Provider in Fairfield 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 Fairfield County houses is best with service from AT&T Wireless, with 100.00% of homes covered.
- The best coverage across all Fairfield 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 72.99% in Fairfield County.
- The best 4G coverage is obtainable with Verizon Wireless, covering 99.66% of Fairfield County.
- The top estimated average speed in Fairfield County, estimated at 49.76, Mbps is available through Verizon Wireless.
Mobile Service Counties Near Fairfield County
If you live near Fairfield 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 Fairfield County:
Counties close to Fairfield County
- Kershaw County, SC: better coverage
- Newberry County, SC: better coverage
- Darlington County, SC: better coverage
- Greenwood County, SC: better coverage
- Abbeville County, SC: better coverage
- Dillon County, SC: better coverage
- Hart County, GA: better coverage
- Franklin County, GA: better coverage
- Columbus County, NC: better coverage
- Banks County, GA: better coverage
Counties with similar populations to Fairfield County
- Colfax County, NM: better coverage
- Simpson County, MS: better coverage
- Shelby County, TX: worse coverage
- Shelby County, IL: better coverage
- Seward County, KS: better coverage
- Fayette County, TX: worse coverage
- Fannin County, GA: worse coverage
- Colusa County, CA: better coverage
- Columbia County, AR: better coverage
- Somerset County, MD: better coverage







