In Sepo, you’ll select from 4 mobile wireless carriers listed below. 100.0% of Sepo’s land area is covered by some kind of wireless service, as are 100.00% of Sepo’s 120 residents. 5G reception covers up to 72.15% of people while they are sitting at home. Note that we may have a financial relationship with some of the Sepo providers below. This does not influence what data we show, and helps us provide high-quality, detailed information for free.
Sepo, IL 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 Sepo
Coverage:
100.00% of Sepo
96.67% of the USA
Data Speeds:
5G: 0.35% 4G: 100.00% 3G or 2G: 100.00%
1-833-652-2264
More about AT&T Wireless in Sepo
AT&T Wireless Data Speeds and Coverage in Sepo
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 Sepo) is shown below.
Tech |
% Homes |
% Land |
|---|---|---|
5G |
0.35% |
0.14% |
4G |
100.00% |
100.00% |
2G or 3G |
100.00% |
100.00% |
5G is the fastest wireless internet and data speed for 0.35% of homes. 4G is the fastest cell coverage for 99.65% 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 Sepo mobile providers.
AT&T Wireless Voice Quality in Sepo
5G voice quality can be very clear, and is available to 0.35% of homes. 4G voice is considered HD, and is available at 100.00% of Sepo homes. 100.00% of homes can make calls using older 2G or 3G voice technology.
T-Mobile 5G available in Sepo
Coverage:
98.83% of Sepo
97.12% of the USA
Data Speeds:
5G: 67.78% 4G: 61.86% 3G or 2G: 98.67%
More about T-Mobile in Sepo
T-Mobile Data Speeds and Coverage in Sepo
T-Mobile covers 98.83% 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 Sepo) is shown below.
Tech |
% Homes |
% Land |
|---|---|---|
5G |
67.78% |
83.99% |
4G |
61.86% |
77.92% |
2G or 3G |
98.67% |
97.46% |
5G is the fastest wireless internet and data speed for 67.78% 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 Sepo mobile providers.
T-Mobile Voice Quality in Sepo
5G voice quality can be very clear, and is available to 67.78% of homes. 4G voice is considered HD, and is available at 95.37% of Sepo homes. 98.67% of homes can make calls using older 2G or 3G voice technology.
More about Verizon Wireless in Sepo
Verizon Wireless Data Speeds and Coverage in Sepo
Verizon 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 Sepo) is shown below.
Tech |
% Homes |
% Land |
|---|---|---|
4G |
96.65% |
98.16% |
2G or 3G |
100.00% |
100.00% |
4G is the fastest cell coverage for 96.65% 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 Sepo mobile providers.
Verizon Wireless Voice Quality in Sepo
4G voice is considered HD, and is available at 100.00% of Sepo homes. 96.30% of homes can make calls using older 2G or 3G voice technology.
Coverage percentages on this page are based on the percent of Sepo homes that would be covered by cellular service of any kind, unless specified as Sepo land area.
Fastest Cell Service Down to the Sepo Neighborhood
The map below shows where Verizon, AT&T, or T-Mobile are faster in Sepo, IL. Areas with no clear winner are shown as ties.
Overall, Sepo ranks #3182 out of 3561 cities for the fastest mobile internet network speeds in Illinois.

Best Sepo Cell Provider Key
The northern parts of the city feature better overall coverage for faster data. The opposite is true in the northeastern areas of Sepo where mobile data speeds are generally slower.
Best Coverage & Data Speeds in Sepo, IL: T-Mobile
Among the largest cell phone companies in the United States, T-Mobile has the best speed and coverage in Sepo. T-Mobile has 5G that covers 67.78% of the city. Cell service of any type reaches 100.00% of Sepo homes.
Cheap Options for Mobile Service in Sepo, IL
If the price of a Sepo mobile plan is a major concern for you, cheaper mobile plans are available as well. There are several options available in Sepo 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 Sepo 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 Sepo, IL
The companies below provide service to areas smaller than the entire United States. For example, they may have a cell tower in Sepo, 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 Sepo and the providers’ coverage areas.
US Cellular 5G available in Sepo
Coverage:
99.07% of Sepo
10.17% of the USA
Data Speeds:
5G: 54.10% 4G: 87.23% 3G or 2G: 97.33%
More about US Cellular in Sepo
US Cellular Data Speeds and Coverage in Sepo
US Cellular covers 99.07% 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 Sepo) is shown below.
Tech |
% Homes |
% Land |
|---|---|---|
5G |
54.10% |
41.66% |
4G |
87.23% |
93.94% |
2G or 3G |
97.33% |
98.86% |
5G is the fastest wireless internet and data speed for 54.10% 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 US Cellular as #4 out of 4 for a combination of coverage and speed among Sepo mobile providers.
US Cellular Voice Quality in Sepo
5G voice quality can be very clear, and is available to 54.10% of homes. 4G voice is considered HD, and is available at 98.71% of Sepo homes. 97.33% of homes can make calls using older 2G or 3G voice technology.
Sepo, IL Mobile Network Coverage Maps | Voice, 4G & 5G

Sepo Fastest Speeds Key
Your mobile coverage in Sepo 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 Sepo covering 72.15% of homes in the area while 4G covers 100.00% of the city. Overall, 100.00% of homes (120 people) and 100.0% of the land (18.7 square miles) are covered by some form of cell technology.
5G Coverage Map and Availability in Sepo

Sepo 5G Coverage Key
5G is currently the most advanced network available with speeds several times faster than 4G. 5G networks in Sepo cover 72.15% of homes with 5G voice and data. In total 85.16% or 16.0 square miles of Sepo are covered by 5G. The best 5G coverage in Sepo comes from T-Mobile with 67.78% coverage.
4G Coverage Map and Availability in Sepo

Sepo 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 Sepo, 100.00% of the area is covered by 4G data, and 100.00% is covered by 4G HD voice service. AT&T Wireless and Verizon Wireless has the best 4G network in Sepo with 100.00% coverage.
Selecting the Best Cell Provider in Sepo 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 Sepo houses is best with service from AT&T Wireless and Verizon Wireless, with 100.00% of homes covered.
- The best coverage across all Sepo land is provided by AT&T Wireless and Verizon Wireless at 100.00% of land area covered.
- The current best 5G coverage comes from T-Mobile reporting 67.78% in Sepo.
- The best 4G coverage is obtainable with AT&T Wireless and Verizon Wireless, covering 100.00% of Sepo.
- The top estimated average speed in Sepo, estimated at 48.12, Mbps is available through T-Mobile.
Mobile Service Cities Near Sepo
If you live near Sepo 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 Sepo:
Cities close to Sepo
- Lewistown, IL: better coverage
- Havana, IL: better coverage
- Little America, IL: better coverage
- Enion, IL: better coverage
- Eckard, IL: better coverage
- Bryant, IL: worse coverage
- Maples Mill, IL: worse coverage
- Matanzas Beach, IL: better coverage
- Liverpool, IL: worse coverage
- Ipava, IL: better coverage
Cities with similar populations to Sepo
- Egeland, ND: better coverage
- Vallecitos, NM: worse coverage
- Vale, TN: better coverage
- Utica, MT: better coverage
- Upper Exeter, PA: better coverage
- Union Valley, NY: worse coverage
- Twomile, OR: better coverage
- Twin Creeks, MT: worse coverage
- Eldorado Center, TX: better coverage
- El Mirage, CA: better coverage








