If I have a plan already how much will adding another phone to my contract be?

[AC Question]

I want to put another phone on my acct for my grandson to use but me pay the bill with mine.
. How much will it be??

 

[B. Diddy]

Welcome to Android Central! It depends on your carrier. Have you called them to find out? They LOVE talking to customers about adding lines. Much better than cancelling!