T-Mobile has the largest 5G network by a considerable margin. T-Mobile started building a 28GHz or 29GHz high-band mmWave network in the middle of 2019 before following it up with 5G on its 600MHz spectrum.
T-Mobile has the largest 5G network by a considerable margin. T-Mobile started building a 28GHz or 29GHz high-band mmWave network in the middle of 2019 before following it up with 5G on its 600MHz spectrum.