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Yes, SIM cards do store phone passwords. A SIM card helps the phone service provider identify users by a pass code. When a SIM card is inserted into a phone it remembers text messages, calls, missed calls, and anything else the owner of the phone does.

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10y ago

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Where can one purchase smart phone sim cards?

One can purchase smart phone sim cards by going to Radio Shack. Radio Shack has both many retail stores and an online store that sell smart phone sim cards.


Does the SIM card have to be manufactured by the same company as the phone itself?

SIM cards do not have to be manufactured by the same company as the phone itself. There are many manufacturers of SIM cards out there.


Can you transfer sim cards from a digital phone to next g phones can it be done?

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Can you put a 3 Sim card in this phone Mg800 lg?

The LG MG800 phone does is not capable of holding 3 sim cards. There is only one sim slot on this phone.


When I put the SIM in BlackBerry 8100 the phone INVALID SIM?

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Can you get a SIM card from an ATT store?

Yes. AT&T stores carry SIM cards.


What are SIM cards and what are they used for?

A SIM card is a memory saving device that helps to expand the memory capabilities of a cell phone device. It can store pictures, sound files, videos, and contact information. It is a quality investment because it is able to be transferred from phone to phone.


Where can I find a cheap iPhone 4 sim card?

It would probably be cheaper to purchase a new sim card online but it would be easier to make it compatible with your phone if you buy it at the phone company's store. Sim cards are directly link to your phone account so a new sim card would have to be relinked to your account in order for you to use it.


Will switching sim cards in a cell phone work?

Yes, switching SIM cards in a cell phone can work if the new SIM card is compatible with the phone and the network. Make sure the new SIM card is activated and has a data plan if needed, and ensure the phone is unlocked or compatible with the carrier you want to use.


What kind of SIM cards does the Vodafone require?

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Can you put a Verizon sim in a att phone?

No you cannot. CDMA phones do not accept SIM cards.


Do Consumer cellular phone use sim cards?

yes