https://www.cnbc.com/2018/04/30/how-would-a-t-mobile-sprint-merger-affect-your-cellphone-bill.html

WASHINGTON — T-Mobile's proposed merger with Sprint would create a new national wireless giant capable of taking on Verizon and AT&T. The combined company, which would be called T-Mobile, would cover about 100 million customers.

But how, exactly, will all those customers fare if regulators sign off on the deal? And what about the millions of customers who use Verizon and AT&T?