However, there's a surefire way to determine if you're at least in the market for decent coverage with a provider like T-Mobile. The FCC offers a color overlay map that shows just how much ...

Meanwhile, T-Mobile covers 35.3% of the country, according to the FCC. Its coverage looks stronger in the eastern half of the country than it does out west. An FCC map shows Verizon’s 4G LTE ...

(Map: FCC) An FCC map shows T-Mobile’s 4G LTE coverage across South Dakota and ... while Nebraska and Iowa are left almost entirely uncovered. Only a few portions of the region are covered ...

T-Mobile has some slightly spottier coverage in Illinois and the areas around it, with gaps in southwestern Wisconsin, southwestern Iowa, and throughout Missouri and Kentucky. An FCC map shows ...