Now that your SIM card has arrived you should be ready to start using your Three SIM card, but assuming you didn't buy an add-on you’ll need some credit. The easiest way to top-up is to register your ...

On your next international trip, instead of swapping your physical SIM card on your phone to a local SIM, try a more ...

When you buy a new phone from AT&T Wireless, your eSIM or SIM card is set up and activated. However, when you switch to AT&T and bring your existing phone, you must activate your new SIM card before ...

Several companies offer “travel SIMs,” which you buy in advance of your trip ... offers the eKit SIM Card. Functionality is similar to the others, and data rates are $1 per megabyte, prepaid.