In Casper, you’ll select from 4 mobile wireless carriers listed below. 97.9% of Casper’s land area is covered by some kind of wireless service, as are 100.00% of Casper’s 65,525 residents. 5G reception covers up to 99.86% of people while they are sitting at home. Note that we may have a financial relationship with some of the Casper providers below. This does not influence what data we show, and helps us provide high-quality, detailed information for free.
Casper, WY 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 Casper
Coverage:
99.73% of Casper
97.12% of the USA
Data Speeds:
5G: 99.56% 4G: 99.42% 3G or 2G: 22.51%
More about T-Mobile in Casper
T-Mobile Data Speeds and Coverage in Casper
T-Mobile covers 99.73% of homes in the city 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 Casper) is shown below.
Tech |
% Homes |
% Land |
|---|---|---|
5G |
99.56% |
62.91% |
4G |
99.42% |
64.87% |
2G or 3G |
22.51% |
39.23% |
5G is the fastest wireless internet and data speed for 99.56% 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 Casper mobile providers.
T-Mobile Voice Quality in Casper
5G voice quality can be very clear, and is available to 99.56% of homes. 4G voice is considered HD, and is available at 99.73% of Casper homes. 22.51% of homes can make calls using older 2G or 3G voice technology.
More about Verizon Wireless in Casper
Verizon Wireless Data Speeds and Coverage in Casper
Verizon Wireless covers 99.97% of homes in the city 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 Casper) is shown below.
Tech |
% Homes |
% Land |
|---|---|---|
4G |
99.89% |
82.57% |
2G or 3G |
99.96% |
91.75% |
4G is the fastest cell coverage for 99.89% of homes. 0.00% of homes can only receive 2G or 3G data. We rank Verizon Wireless as #4 out of 4 for a combination of coverage and speed among Casper mobile providers.
Verizon Wireless Voice Quality in Casper
4G voice is considered HD, and is available at 99.92% of Casper homes. 99.90% of homes can make calls using older 2G or 3G voice technology.
AT&T Wireless 5G available in Casper
Coverage:
100.00% of Casper
96.67% of the USA
Data Speeds:
5G: 99.48% 4G: 99.90% 3G or 2G: 99.98%
1-833-652-2264
More about AT&T Wireless in Casper
AT&T Wireless Data Speeds and Coverage in Casper
AT&T Wireless covers 100.00% of homes in the city 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 Casper) is shown below.
Tech |
% Homes |
% Land |
|---|---|---|
5G |
99.48% |
74.63% |
4G |
99.90% |
84.62% |
2G or 3G |
99.98% |
93.05% |
5G is the fastest wireless internet and data speed for 99.48% 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 #2 out of 4 for a combination of coverage and speed among Casper mobile providers.
AT&T Wireless Voice Quality in Casper
5G voice quality can be very clear, and is available to 99.48% of homes. 4G voice is considered HD, and is available at 99.99% of Casper homes. 99.98% of homes can make calls using older 2G or 3G voice technology.
Coverage percentages on this page are based on the percent of Casper homes that would be covered by cellular service of any kind, unless specified as Casper land area.
Fastest Cell Service Down to the Casper Neighborhood
The map below shows where Verizon, AT&T, or T-Mobile are faster in Casper, WY. Areas with no clear winner are shown as ties.
Overall, Casper ranks #46 out of 461 cities for the fastest mobile internet network speeds in Wyoming.

Best Casper Cell Provider Key
The western parts of the city feature better overall coverage for faster data. The opposite is true in the southeastern areas of Casper where mobile data speeds are generally slower.
Best Coverage & Data Speeds in Casper, WY: T-Mobile
Among the largest cell phone companies in the United States, T-Mobile has the best speed and coverage in Casper. T-Mobile has 5G that covers 99.56% of the city. Cell service of any type reaches 100.00% of Casper homes.
Cheap Options for Mobile Service in Casper, WY
If the price of a Casper mobile plan is a major concern for you, cheaper mobile plans are available as well. There are several options available in Casper 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 Casper 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 Casper, WY
The companies below provide service to areas smaller than the entire United States. For example, they may have a cell tower in Casper, 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 Casper and the providers’ coverage areas.
More about Union Wireless in Casper
Union Wireless Data Speeds and Coverage in Casper
Union Wireless covers 100.00% of homes in the city 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 Casper) is shown below.
Tech |
% Homes |
% Land |
|---|---|---|
4G |
99.98% |
92.59% |
2G or 3G |
99.90% |
85.75% |
4G is the fastest cell coverage for 99.98% of homes. 0.00% of homes can only receive 2G or 3G data. We rank Union Wireless as #3 out of 4 for a combination of coverage and speed among Casper mobile providers.
Union Wireless Voice Quality in Casper
4G voice is considered HD, and is available at 99.98% of Casper homes. 100.00% of homes can make calls using older 2G or 3G voice technology.
Casper, WY Mobile Network Coverage Maps | Voice, 4G & 5G

Casper Fastest Speeds Key
Your mobile coverage in Casper may vary based on your provider and location. The map above shows the fastest mobile data speeds in and around the city. 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 Casper covering 99.86% of homes in the area while 4G covers 100.00% of the city. Overall, 100.00% of homes (65,525 people) and 97.9% of the land (536.8 square miles) are covered by some form of cell technology.
5G Coverage Map and Availability in Casper

Casper 5G Coverage Key
5G is currently the most advanced network available with speeds several times faster than 4G. 5G networks in Casper cover 99.86% of homes with 5G voice and data. In total 78.78% or 432.1 square miles of Casper are covered by 5G. The best 5G coverage in Casper comes from T-Mobile with 99.56% coverage.
4G Coverage Map and Availability in Casper

Casper 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 Casper, 99.99% 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 Casper with 99.99% coverage.
Selecting the Best Cell Provider in Casper for You
If you’re still struggling to choose a cell phone provider in the city, some of these facts may help you decide:
- Coverage to Casper houses is best with service from AT&T Wireless and Union Wireless, with 100.00% of homes covered.
- The best coverage across all Casper land is provided by Union Wireless at 97.01% of land area covered.
- The current best 5G coverage comes from T-Mobile reporting 99.56% in Casper.
- The top estimated average speed in Casper, estimated at 70.69, Mbps is available through T-Mobile.
Mobile Service Cities Near Casper
If you live near Casper but aren’t technically in the city, 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 Casper:
Cities close to Casper
- Mills, WY: worse coverage
- Evansville, WY: better coverage
- Bar Nunn, WY: better coverage
- Parkerton, WY: worse coverage
- Paradise Valley, WY: worse coverage
- Antelope Hills, WY: better coverage
- Red Buttes Village, WY: worse coverage
- Glenrock, WY: worse coverage
- Rolling Hills, WY: worse coverage
- Natrona, WY: worse coverage
Cities with similar populations to Casper
- Clermont, FL: better coverage
- Brentwood, CA: equal coverage
- Port Orchard, WA: worse coverage
- Blaine, MN: better coverage
- Jefferson City, MO: better coverage
- Mayaguez, PR: better coverage
- Cookeville, TN: worse coverage
- Powder Springs, GA: better coverage
- Gilroy, CA: worse coverage
- Goose Creek, SC: better coverage








