Mobile Coverage & Cell Phone Plans in Cook County, IL

In Cook County, you’ll select from 3 mobile wireless carriers listed below. 100.0% of Cook County’s land area is covered by some kind of wireless service, as are 100.00% of Cook County’s 5,223,239 residents. 5G reception covers up to 99.99% of people while they are sitting at home. Note that we may have a financial relationship with some of the Cook County providers below. This does not influence what data we show, and helps us provide high-quality, detailed information for free.

 

Cook County, IL Top Cell Providers

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   Cook County, IL Cell Plans
   

Coverage percentages on this page are based on the percent of Cook County homes that would be covered by cellular service of any kind, unless specified as Cook County land area.

 

Fastest Cell Service Down to the Cook County Neighborhood

The map below shows where Verizon, AT&T, or T-Mobile are faster in Cook County, IL. Areas with no clear winner are shown as ties.
Overall, Cook County ranks #860 out of 3582 counties for the fastest mobile internet network speeds in Illinois.

Best Cook County Cell Provider Key

 

The southwestern parts of the county feature better overall coverage for faster data. The opposite is true in the northern areas of Cook County where mobile data speeds are generally slower.

 

Best Coverage & Data Speeds in Cook County, IL: T-Mobile

Among the largest cell phone companies in the United States, T-Mobile has the best speed and coverage in Cook County. T-Mobile has 5G that covers 99.80% of the county. Cell service of any type reaches 100.00% of Cook County homes.

 

Cheap Options for Mobile Service in Cook County, IL

If the price of a Cook County mobile plan is a major concern for you, cheaper mobile plans are available as well. There are several options available in Cook 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 Cook County wireless plan will quickly rise if you add additional lines or features such as a hotspot or unlimited data.

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.

 

Cook County, IL Mobile Network Coverage Maps | Voice, 4G & 5G

Cook County Fastest Speeds Key

Your mobile coverage in Cook 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 Cook County covering 99.99% of homes in the area while 4G covers 100.00% of the county. Overall, 100.00% of homes (5,223,635 people) and 100.0% of the land (945.0 square miles) are covered by some form of cell technology.

 

5G Coverage Map and Availability in Cook County

Cook County 5G Coverage Key

5G is currently the most advanced network available with speeds several times faster than 4G. 5G networks in Cook County cover 99.99% of homes with 5G voice and data. In total 99.91% or 944.1 square miles of Cook County are covered by 5G. The best 5G coverage in Cook County comes from T-Mobile with 99.80% coverage.

 

4G Coverage Map and Availability in Cook County

Cook 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 Cook County, 100.00% of the area is covered by 4G data, and 100.00% is covered by 4G HD voice service. T-Mobile and AT&T Wireless has the best 4G network in Cook County with 100.00% coverage.

Mobile Service Near Cook County

If you live near Cook 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 Cook County: