T-Mobile has been working hard to improve their network and is now better than ever before. They've added 25,000 new towers and cell sites. They have even upgraded all of their existing LTE sites to be 5G ready. They have expanded their LTE coverage by 1 million square miles. They are totally committed to improving their network for their customers.
Stop by a T-Mobile store and switch over the the network going farther - T-Mobile.