How to Unlock SIM Cards to Use on a USA Mobile Phone?

Answer If you're switching to a USA mobile phone, you may opt to continue using your old SIM card. But first you're going to have to unlock the card to use it in a new phone.

Top Q&A For: How to Unlock SIM Cards to Use on a USA Mobile ...

Unlock a mobile Phone?

all u have to do is enter in the last four digits of your cell number and it should work .... unless u changed it .... give it a shot

How do i unlock a blackberry mobile phone?

Find Your Phone's IMEIRemove your phone's battery and locate the sticker on the back of the phone. Write down the 15-digit IMEI number that is shown. You can also type *#06#; however, the IMEI will... Read More »

How to Unlock a Vodafone 810 Mobile Phone?

If you want your Vodafone 810 to work with a different network provider, the phone must be unlocked. This means replacing the SIM card with one from your new provider and entering a special code.

Is it illegal to unlock a mobile phone?

It is legal to unlock a mobile phone, although you may void the warranty if you do so. Unlocking the phone enables you to use it with any SIM card from any carrier, not just your original service p... Read More »