AT&T NYSE: T, Verizon Communications NYSE: VZ, and T-Mobile US NASDAQ: TMUS dominate the telecommunications industry in the United States. Together, investors know them as the “Big Three” telecom stocks. They compete fiercely to win wireless cell phone customers. This competition extends to providing internet to homes and businesses, often referred to as broadband. So, which big name impressed the most in Q2? Let’s break it down.Get T-Mobile US alerts:AT&T: Beats Q2 Estimates With Solid Subscriber and Reven ...