Google Fi, Mint Mobile, Visible: Which wireless networks do smaller providers use? - NewsBreak

When it comes to picking a wireless provider there are plenty of options beyond AT&T, T-Mobile and Verizon. Your cable provider -- particularly if you have Altice, Comcast's Xfinity or Charter's Spectrum -- has likely tried to get you to move to their mobile service over the last year. You also have smaller players like Mint Mobile, Visible, Boost Mobile and others.