How far can 3G cover?

Typically You get around 5 miles from the tower, though theoretically a gsm tower can broadcast up to 20 miles . There are also cell repeaters that can extend useful range to around 15 miles or so. I have heard reports of longer range, but 15 seems like a reasonable expectation.

Read more

Is 5G free with unlimited data?

Starting July 29, switch and upgrade to Metro by T-Mobile for just $25/month with trade in for one line of unlimited talk, text and high-speed smartphone data including unlimited 5G on T-Mobile’s award-winning 5G network at no extra cost . Plus, you can get a free 5G phone.

Read more