At some point in time, you may need to know your iPhone’s serial number and SIM number. And if you don’t have your own phone number memorized, well, it goes without saying that you’ll need to look that up, too. Here’s where to find these three numbers on your iPhone.
Find your phone number
I know, I know, you probably know your cell number by heart, but if you’re anything like me, it may take months for you to memorize your number, especially if you recently changed it.