In Columbia County, you’ll select from 5 mobile wireless carriers listed below. 78.7% of Columbia County’s land area is covered by some kind of wireless service, as are 98.24% of Columbia County’s 3,952 residents. 5G reception covers up to 83.92% of people while they are sitting at home. Note that we may have a financial relationship with some of the Columbia County providers below. This does not influence what data we show, and helps us provide high-quality, detailed information for free.
Columbia County, WA 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 Columbia County
Coverage:
93.98% of Columbia County
96.67% of the USA
Data Speeds:
5G: 0.76% 4G: 92.32% 3G or 2G: 93.20%
1-833-652-2264
More about AT&T Wireless in Columbia County
AT&T Wireless Data Speeds and Coverage in Columbia County
AT&T Wireless covers 93.98% 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 Columbia County) is shown below.
Tech |
% Homes |
% Land |
|---|---|---|
5G |
0.76% |
4.01% |
4G |
92.32% |
53.36% |
2G or 3G |
93.20% |
59.50% |
5G is the fastest wireless internet and data speed for 0.76% of homes. 4G is the fastest cell coverage for 92.32% of homes. 0.00% of homes can only receive 2G or 3G data. We rank AT&T Wireless as #4 out of 5 for a combination of coverage and speed among Columbia County mobile providers.
AT&T Wireless Voice Quality in Columbia County
5G voice quality can be very clear, and is available to 0.76% of homes. 4G voice is considered HD, and is available at 93.14% of Columbia County homes. 93.20% of homes can make calls using older 2G or 3G voice technology.
T-Mobile 5G available in Columbia County
Coverage:
92.14% of Columbia County
97.12% of the USA
Data Speeds:
5G: 88.19% 4G: 86.03% 3G or 2G: 88.00%
More about T-Mobile in Columbia County
T-Mobile Data Speeds and Coverage in Columbia County
T-Mobile covers 92.14% 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 Columbia County) is shown below.
Tech |
% Homes |
% Land |
|---|---|---|
5G |
88.19% |
32.72% |
4G |
86.03% |
21.04% |
2G or 3G |
88.00% |
26.90% |
5G is the fastest wireless internet and data speed for 88.19% 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 5 for a combination of coverage and speed among Columbia County mobile providers.
T-Mobile Voice Quality in Columbia County
5G voice quality can be very clear, and is available to 88.19% of homes. 4G voice is considered HD, and is available at 92.13% of Columbia County homes. 88.00% of homes can make calls using older 2G or 3G voice technology.
Coverage:
96.63% of Columbia County
96.15% of the USA
Data Speeds:
4G: 93.52% 3G or 2G: 96.47%
More about Verizon Wireless in Columbia County
Verizon Wireless Data Speeds and Coverage in Columbia County
Verizon Wireless covers 96.63% 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 Columbia County) is shown below.
Tech |
% Homes |
% Land |
|---|---|---|
4G |
93.52% |
53.07% |
2G or 3G |
96.47% |
70.57% |
4G is the fastest cell coverage for 93.52% of homes. 0.00% of homes can only receive 2G or 3G data. We rank Verizon Wireless as #3 out of 5 for a combination of coverage and speed among Columbia County mobile providers.
Verizon Wireless Voice Quality in Columbia County
4G voice is considered HD, and is available at 94.69% of Columbia County homes. 93.92% of homes can make calls using older 2G or 3G voice technology.
Coverage percentages on this page are based on the percent of Columbia County homes that would be covered by cellular service of any kind, unless specified as Columbia County land area.
Fastest Cell Service Down to the Columbia County Neighborhood
The map below shows where Verizon, AT&T, or T-Mobile are faster in Columbia County, WA. Areas with no clear winner are shown as ties.
Overall, Columbia County ranks #1128 out of 1451 counties for the fastest mobile internet network speeds in Washington.

Best Columbia 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 Columbia County where mobile data speeds are generally slower.
Best Coverage & Data Speeds in Columbia County, WA: T-Mobile
Among the largest cell phone companies in the United States, T-Mobile has the best speed and coverage in Columbia County. T-Mobile has 5G that covers 88.19% of the county. Cell service of any type reaches 96.63% of Columbia County homes.
Cheap Options for Mobile Service in Columbia County, WA
If the price of a Columbia County mobile plan is a major concern for you, cheaper mobile plans are available as well. There are several options available in Columbia 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 Columbia 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 Columbia County, WA
The companies below provide service to areas smaller than the entire United States. For example, they may have a cell tower in Columbia 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 Columbia County and the providers’ coverage areas.
More about US Cellular in Columbia County
US Cellular Data Speeds and Coverage in Columbia County
US Cellular covers 0.02% 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 Columbia County) is shown below.
Tech |
% Homes |
% Land |
|---|---|---|
4G |
0.02% |
0.02% |
4G is the fastest cell coverage for 0.02% of homes. We rank US Cellular as #5 out of 5 for a combination of coverage and speed among Columbia County mobile providers.
US Cellular Voice Quality in Columbia County
4G voice is considered HD, and is available at 0.02% of Columbia County homes. 0.00% of homes can make calls using older 2G or 3G voice technology.
Coverage:
95.75% of Columbia County
0.22% of the USA
Data Speeds:
4G: 94.01% 3G or 2G: 86.62%
More about Inland Cellular in Columbia County
Inland Cellular Data Speeds and Coverage in Columbia County
Inland Cellular covers 95.75% 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 Columbia County) is shown below.
Tech |
% Homes |
% Land |
|---|---|---|
4G |
94.01% |
56.38% |
2G or 3G |
86.62% |
29.56% |
4G is the fastest cell coverage for 94.01% of homes. 0.00% of homes can only receive 2G or 3G data. We rank Inland Cellular as #2 out of 5 for a combination of coverage and speed among Columbia County mobile providers.
Inland Cellular Voice Quality in Columbia County
4G voice is considered HD, and is available at 94.01% of Columbia County homes. 89.71% of homes can make calls using older 2G or 3G voice technology.
Columbia County, WA Mobile Network Coverage Maps | Voice, 4G & 5G

Columbia County Fastest Speeds Key
Your mobile coverage in Columbia 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 Columbia County covering 83.92% of homes in the area while 4G covers 96.50% of the county. Overall, 98.24% of homes (3,952 people) and 78.7% of the land (683.8 square miles) are covered by some form of cell technology.
5G Coverage Map and Availability in Columbia County

Columbia County 5G Coverage Key
5G is currently the most advanced network available with speeds several times faster than 4G. 5G networks in Columbia County cover 83.92% of homes with 5G voice and data. In total 32.55% or 282.7 square miles of Columbia County are covered by 5G. The best 5G coverage in Columbia County comes from T-Mobile with 88.19% coverage.
4G Coverage Map and Availability in Columbia County

Columbia 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 Columbia County, 95.83% of the area is covered by 4G data, and 96.50% is covered by 4G HD voice service. Verizon Wireless has the best 4G network in Columbia County with 94.69% coverage.
Selecting the Best Cell Provider in Columbia 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 Columbia County houses is best with service from Verizon Wireless, with 96.63% of homes covered.
- The best coverage across all Columbia County land is provided by Verizon Wireless at 70.95% of land area covered.
- The current best 5G coverage comes from T-Mobile reporting 88.19% in Columbia County.
- The best 4G coverage is obtainable with Verizon Wireless, covering 94.69% of Columbia County.
- The top estimated average speed in Columbia County, estimated at 62.61, Mbps is available through T-Mobile.
Mobile Service Counties Near Columbia County
If you live near Columbia 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 Columbia County:
Counties close to Columbia County
- Garfield County, WA: better coverage
- Asotin County, WA: better coverage
- Nez Perce County, ID: better coverage
- Franklin County, WA: better coverage
- Benton County, WA: better coverage
- Lewis County, ID: worse coverage
- Clearwater County, ID: worse coverage
- Ravalli County, MT: better coverage
- Granite County, MT: worse coverage
- Powell County, MT: better coverage
Counties with similar populations to Columbia County
- Decatur County, IA: better coverage
- Dewey County, OK: better coverage
- Terrell County, TX: worse coverage
- Deuel County, NE: worse coverage
- Desha County, AR: better coverage
- Denali Borough, AK: worse coverage
- Delta County, TX: better coverage
- Terry County, TX: better coverage
- Deer Lodge County, MT: better coverage
- Teton County, ID: better coverage









