These companies build and maintain their own cellphone network infrastructure, including the phone towers that you can see all around your towns and cities. The move brings T-Mobile level with AT&T in terms of size. While existing customers won't have to switch for the foreseeable future, the Sprint brand has been retired and new customers must join T-Mobile. In order of size, they are:Ī fourth company, Sprint, merged with T-Mobile in April 2020. There are three main carriers that provide cellular coverage across the US. Who provides cellular coverage in the US? We check all the main carriers at once, saving you the time and effort of having to visit them all individually. Our Signal Checker shows the coverage and signal strength for your zip code and helps you see which carrier will give you the best service. So, a carrier that works for someone in a Southern State might not be the right choice for someone in the Northwest. They can vary massively from one state to the next. However, not all carriers provide the same level of coverage across the whole country. Over 90% of the US has good cell coverage it's generally only rural areas where you might not get a signal. If you can't, you might not be able to make calls, send messages, or use apps when you need to.
What is cell phone coverage and signal checking?īefore you sign up with a new carrier, you need to be sure that you can get good reception - both good coverage and a reliable signal - where you live and work.
Results show indoor and outdoor coverage for voice calls, 3G data, 4G (LTE) data, and 5G data for every zip code in the USA for each carrier. Our database contains cell coverage information for AT&T, USCellular, T-Mobile, and Verizon. Cell Signal Coverage data for the whole of the USA
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