In Union County, you’ll select from 5 mobile wireless carriers listed below. 99.7% of Union County’s land area is covered by some kind of wireless service, as are 99.98% of Union County’s 19,802 residents. 5G reception covers up to 84.93% of people while they are sitting at home. Note that we may have a financial relationship with some of the Union County providers below. This does not influence what data we show, and helps us provide high-quality, detailed information for free.
Union County, TN 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.
Coverage:
99.89% of Union County
96.67% of the USA
Data Speeds:
4G: 99.28% 3G or 2G: 99.22%
1-833-652-2264
More about AT&T Wireless in Union County
AT&T Wireless Data Speeds and Coverage in Union County
AT&T Wireless covers 99.89% 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 Union County) is shown below.
Tech |
% Homes |
% Land |
|---|---|---|
4G |
99.28% |
95.99% |
2G or 3G |
99.22% |
95.14% |
4G is the fastest cell coverage for 99.28% of homes. 0.00% of homes can only receive 2G or 3G data. We rank AT&T Wireless as #3 out of 5 for a combination of coverage and speed among Union County mobile providers.
AT&T Wireless Voice Quality in Union County
4G voice is considered HD, and is available at 99.89% of Union County homes. 99.22% of homes can make calls using older 2G or 3G voice technology.
T-Mobile 5G available in Union County
Coverage:
92.94% of Union County
97.12% of the USA
Data Speeds:
5G: 73.60% 4G: 60.23% 3G or 2G: 72.59%
More about T-Mobile in Union County
T-Mobile Data Speeds and Coverage in Union County
T-Mobile covers 92.94% 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 Union County) is shown below.
Tech |
% Homes |
% Land |
|---|---|---|
5G |
73.60% |
60.51% |
4G |
60.23% |
36.87% |
2G or 3G |
72.59% |
50.55% |
5G is the fastest wireless internet and data speed for 73.60% 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 5 for a combination of coverage and speed among Union County mobile providers.
T-Mobile Voice Quality in Union County
5G voice quality can be very clear, and is available to 73.60% of homes. 4G voice is considered HD, and is available at 92.78% of Union County homes. 73.12% of homes can make calls using older 2G or 3G voice technology.
Verizon Wireless 5G available in Union County
Coverage:
99.73% of Union County
96.15% of the USA
Data Speeds:
5G: 42.26% 4G: 90.12% 3G or 2G: 98.70%
More about Verizon Wireless in Union County
Verizon Wireless Data Speeds and Coverage in Union County
Verizon Wireless covers 99.73% 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 Union County) is shown below.
Tech |
% Homes |
% Land |
|---|---|---|
5G |
42.26% |
43.88% |
4G |
90.12% |
84.76% |
2G or 3G |
98.70% |
96.61% |
5G is the fastest wireless internet and data speed for 42.26% of homes. 4G is the fastest cell coverage for 47.86% of homes. 0.00% of homes can only receive 2G or 3G data. We rank Verizon Wireless as #1 out of 5 for a combination of coverage and speed among Union County mobile providers.
Verizon Wireless Voice Quality in Union County
5G voice quality can be very clear, and is available to 42.26% of homes. 4G voice is considered HD, and is available at 99.54% of Union County homes. 91.00% of homes can make calls using older 2G or 3G voice technology.
Coverage percentages on this page are based on the percent of Union County homes that would be covered by cellular service of any kind, unless specified as Union County land area.
Fastest Cell Service Down to the Union County Neighborhood
The map below shows where Verizon, AT&T, or T-Mobile are faster in Union County, TN. Areas with no clear winner are shown as ties.
Overall, Union County ranks #1283 out of 2054 counties for the fastest mobile internet network speeds in Tennessee.

Best Union County Cell Provider Key
The southeastern parts of the county feature better overall coverage for faster data. The opposite is true in the northern areas of Union County where mobile data speeds are generally slower.
Best Coverage & Data Speeds in Union County, TN: Verizon Wireless
Among the largest cell phone companies in the United States, Verizon Wireless has the best speed and coverage in Union County. Verizon Wireless has 5G that covers 73.60% of the county. Cell service of any type reaches 99.89% of Union County homes.
Cheap Options for Mobile Service in Union County, TN
If the price of a Union County mobile plan is a major concern for you, cheaper mobile plans are available as well. There are several options available in Union 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 Union 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 Union County, TN
The companies below provide service to areas smaller than the entire United States. For example, they may have a cell tower in Union 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 Union County and the providers’ coverage areas.
More about Appalachian Wireless in Union County
Appalachian Wireless Data Speeds and Coverage in Union County
Appalachian Wireless covers 30.56% 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 Union County) is shown below.
Tech |
% Homes |
% Land |
|---|---|---|
4G |
30.56% |
27.02% |
4G is the fastest cell coverage for 30.56% of homes. We rank Appalachian Wireless as #5 out of 5 for a combination of coverage and speed among Union County mobile providers.
Appalachian Wireless Voice Quality in Union County
4G voice is considered HD, and is available at 30.56% of Union County homes. 0.00% of homes can make calls using older 2G or 3G voice technology.
US Cellular 5G available in Union County
Coverage:
96.58% of Union County
10.17% of the USA
Data Speeds:
5G: 13.72% 4G: 71.72% 3G or 2G: 82.10%
More about US Cellular in Union County
US Cellular Data Speeds and Coverage in Union County
US Cellular covers 96.58% 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 Union County) is shown below.
Tech |
% Homes |
% Land |
|---|---|---|
5G |
13.72% |
7.60% |
4G |
71.72% |
53.21% |
2G or 3G |
82.10% |
72.15% |
5G is the fastest wireless internet and data speed for 13.72% of homes. 4G is the fastest cell coverage for 58.00% of homes. 0.00% of homes can only receive 2G or 3G data. We rank US Cellular as #4 out of 5 for a combination of coverage and speed among Union County mobile providers.
US Cellular Voice Quality in Union County
5G voice quality can be very clear, and is available to 13.72% of homes. 4G voice is considered HD, and is available at 96.50% of Union County homes. 82.10% of homes can make calls using older 2G or 3G voice technology.
Union County, TN Mobile Network Coverage Maps | Voice, 4G & 5G

Union County Fastest Speeds Key
Your mobile coverage in Union 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 Union County covering 84.93% of homes in the area while 4G covers 99.96% of the county. Overall, 99.98% of homes (19,802 people) and 99.7% of the land (222.9 square miles) are covered by some form of cell technology.
5G Coverage Map and Availability in Union County

Union County 5G Coverage Key
5G is currently the most advanced network available with speeds several times faster than 4G. 5G networks in Union County cover 84.93% of homes with 5G voice and data. In total 72.27% or 161.6 square miles of Union County are covered by 5G. The best 5G coverage in Union County comes from T-Mobile with 73.60% coverage.
4G Coverage Map and Availability in Union County

Union 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 Union County, 99.37% of the area is covered by 4G data, and 99.96% is covered by 4G HD voice service. AT&T Wireless has the best 4G network in Union County with 99.89% coverage.
Selecting the Best Cell Provider in Union 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 Union County houses is best with service from AT&T Wireless, with 99.89% of homes covered.
- The best coverage across all Union County land is provided by Verizon Wireless at 98.95% of land area covered.
- The current best 5G coverage comes from T-Mobile reporting 73.60% in Union County.
- The best 4G coverage is obtainable with AT&T Wireless, covering 99.89% of Union County.
- The top estimated average speed in Union County, estimated at 49.15, Mbps is available through Verizon Wireless.
Mobile Service Counties Near Union County
If you live near Union 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 Union County:
Counties close to Union County
- Grainger County, TN: better coverage
- Campbell County, TN: worse coverage
- Hamblen County, TN: better coverage
- Greene County, TN: better coverage
- Fentress County, TN: worse coverage
- Washington County, TN: better coverage
- Unicoi County, TN: better coverage
- Overton County, TN: worse coverage
- Carter County, TN: better coverage
- Putnam County, TN: better coverage
Counties with similar populations to Union County
- Jefferson County, OR: better coverage
- Jackson County, KY: worse coverage
- Jackson County, MN: better coverage
- Jackson County, OK: better coverage
- Jackson County, TN: worse coverage
- Jackson County, TX: better coverage
- Jackson County, WV: worse coverage
- Jasper County, SC: better coverage
- Jefferson County, GA: better coverage
- Jefferson County, IA: better coverage









